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spacecraft have extremely reliable retrorockets. Due to the high reliability demanded by de-orbiting retrorockets, Mercury spacecraft used a trio of solid...

before the first retrorocket fired. He then got his pitch further down to about –25 degrees in time for the second and third retrorockets. This pitch discrepancy...

spacecraft was, essentially, a Vostok spacecraft that had a backup solid fuel retrorocket added to the top of the descent module. The ejection seat was removed...

landing in the ocean. It would use parachutes to slow descent, with retrorockets (on top) for a final soft touchdown. "Convair NEXUS". Aerospace Projects...

retrorockets were located inside each of the four conical engine fairings. At separation of the S-IC from the flight vehicle, the eight retrorockets fired...

Soviet, U.S., Chinese and Indian spacecraft have used braking rockets (retrorockets) to make soft landings and perform scientific operations on the lunar...

impact trajectory, from 2.6 km/s relative to the Moon before firing retrorockets to a soft landing about 3 minutes 10 seconds later. Each craft was planned...

communications stations; back-up controls were outfitted on board. Small retrorockets were used to bring the spacecraft out of its orbit, after which an ablative...

essentially an enlarged version of the Mercury capsule. Unlike Mercury, the retrorockets, electrical power, propulsion systems, oxygen, and water were located...

director decided to abort the mission. After 18 orbits, Soyuz 1 fired its retrorockets and reentered the Earth's atmosphere. Despite the technical difficulties...

about 5 kilometers per second (3.1 miles per second). The aeroshell's retrorockets fired to begin the lander de-orbit maneuver. After a few hours at about...

achieved by Parachute—often this is into water. Vertical rocket power using retrorockets, often referred to as VTVL (vertical landing referred to as VTOL, is...

parachute was then deployed to further slow the probe's descent, and retrorockets were intended to fire during the last seconds before the probe reached...

atmosphere at roughly 5.7 km/s. Through aerodynamic braking, parachutes, and retrorockets, the lander achieved a soft landing at 45°S 202°E / 45°S 202°E / -45;...

There, the Knids bludgeon the capsule with their own bodies, until its retrorockets and communications are useless; whereupon Wonka, Charlie, and Grandpa...

examined parachutes, rotochutes and retrorockets. Rotochutes could not handle the weapon's weight, while retrorockets placed special operating restrictions...

first spacecraft to achieve a soft landing on the Moon, however its retrorockets failed, and the spacecraft impacted the lunar surface. Luna 5 was launched...

200 mi) from the Moon, the spacecraft was oriented for the firing of its retrorockets and its spin was stopped in preparation for landing. From this moment...

with retrorockets 2002 2012 22 Soyuz TMA-M 11F747 Russia RKK Energia LEO Soyuz-FG 3 7.48 2.72 7,150 Solar panels Parachute landing with retrorockets 2010...

landed this way; instead, a landing system that combined parachutes and retrorockets was developed. The sky crane is a platform with eight engines that lowers...

For spacecraft, see Retrorocket Retro Rocket is the follow-up studio album by Pat Travers to Can Do (2013). The album was released on Cleopatra Records...

lowered the perigee to 72 km (39 nmi). This was made so, in case the retrorockets had failed, the spacecraft would still have reentered the atmosphere...

accessories, base heat shield, engine fairings and fins, propellant lines, retrorockets, and environmental control ducts. The lower thrust ring has four holddown...

The HiRISE camera on the MRO took images of what may be the parachute, retrorockets, heat shield and lander. Much of the surface of Mars is covered by a...

recalled, "my eyeballs out the window for attitude. Then I fired my retrorockets at the right time and landed right by the carrier." Faith 7 splashed...

undecided on the course of action to take. Some controllers thought the retrorocket pack should be jettisoned after retrofire, while other controllers thought...

p. 138. "Chop Chop Chang Commemorative Patch (HAM the Astrochimp)". Retrorocket Emblems. Retrieved May 20, 2018.{{cite web}}: CS1 maint: deprecated archival...

to soften a hard parachute landing immediately before touchdown (see retrorocket). Rockets were used to propel a line to a stricken ship so that a Breeches...

timed cut-offs of previous flights. SA-3 also featured the first use of retrorockets on Apollo hardware. These were the only functional part on SA-3 of what...

well as upgraded engines and removal of unneeded ICBM hardware such as retrorockets. Although the main engines had greater thrust, the verniers were detuned...

delay caused by the automatic sequencer required Carpenter to fire the retrorockets manually. This effort took two pushes of the override button and accounted...

directly into a trajectory to the Moon without any parking orbit. Its retrorockets were turned off at a height of about 3.4 meters above the lunar surface...

Descent is halted by retrorockets and lander is dropped 10 m (33 ft) to the surface in this computer generated impression....

is the only way of expending this, as it is highly impractical to use retrorockets for the entire reentry procedure. Crewed space vehicles must be slowed...

the objective of achieving a soft landing on the Moon; however, its retrorocket firing occurred too late, and suffered a hard impact on the lunar surface...

flight. The spacecraft tested its instrumentation, posigrade rockets, retrorockets and recovery system. The mission was completely successful. The Mercury...

parachutes deployed only partially, and a failure of the soft-landing retrorockets in the base of the descent module caused a hard landing which almost...

"other animals", plants and insects. Due to a reentry error when the retrorockets failed to shut off when planned, their spacecraft was intentionally destroyed...

Young to pull him back in with the umbilical. The duo activated the retrorockets on their 43rd orbit, and they splashed down in the Atlantic at 16:06...

and was released from the parachute. The lander then immediately used retrorockets to slow and control its descent, with a soft landing on the surface of...

A stationary lander can drop from the parachute back shell and ride retrorockets all the way down, but a rover cannot be burdened with rockets that serve...

the missile's retrorocket, the RD-854 engine, causing the warhead to take on a ballistic path towards its target. The warhead, retrorocket, and guidance...

spacecraft was basically a Vostok spacecraft that had a backup, solid-fueled retrorocket added to the top of the descent module. As it was much heavier, the launch...

considerably lower the water freezing point. When Phoenix landed, the retrorockets splashed soil and melted ice onto the vehicle. Photographs showed the...

Second World War for slowing the landing of air-dropped supplies with retrorockets. The project was initiated by a request from the Army for a method of...

saw what appeared to be two of the spent retrorockets pass across the periscope view after the retrorocket package had been jettisoned. Pitching the...

been caused by the accidental separation of a heat shield covering the retrorockets on the Atlas equipment pods. This would have caused aerodynamic heating...

the spacecraft. The capsule carried live separation rockets, but dummy retrorockets. Several other systems were not installed, including the cabin pressurization...

Aldrin had already set foot on the Moon when Luna 15 fired its main retrorocket engine to initiate descent to the surface at 15:47 UT on 21 July 1969...

rocks and hills. Like the 1970s era Viking spacecraft, Phoenix used retrorockets for its final descent. Experiments conducted by Nilton Renno, mission...

backup retrorocket engine. The spacecraft carried 13 days of provisions to allow for survival and natural orbital decay in the event the retrorockets failed...

and a peak velocity of 5906 km per hour. At this stage it also fired retrorockets that would be used on later missions to separate the rocket stages. On...

which hang beneath the pallet. As soon as the rods touch the ground a retrorocket fires, slowing the BMD to a descending speed between 6 m/s and 7 m/s...

recovery, such as gliding or lift. In the atmosphere, parachutes or retrorockets may also be needed to slow it down further. Reusable parts may also need...

for no more than about 15 m/s (34 mph) vertical impacts, three solid retrorockets were mounted above the lander in the backshell. These were fired at 98 m...

orientation of the back shell while it is swaying underneath the parachute. Retrorockets, if equipped, can assist in the terminal descent and landing of the spacecraft...

Vostok's retrorocket could fail and leave the cosmonaut stuck in orbit. It was too late in the spacecraft's design phase to add a backup retrorocket, but...

restoration of four retrorockets to the S-IC first stage, meaning there would be a total of eight, as on Apollo 14 and earlier. The retrorockets were used to...

America and try another set of spatial-orientation tests. He armed the retrorockets passing over the western Pacific, and fired the first one at 8:52 mission...

potential risks of a space station reentry, but decided not to incorporate a retrorocket system in Skylab due to cost and acceptable risk. The spent 49-ton Saturn...

deal with this problem, ground controllers decided that leaving the retrorocket pack in place might help keep the loose heat shield in place. They relayed...

only partially effective. The mission was aborted, Soyuz 1 fired its retrorockets and reentered the Earth's atmosphere. During the emergency re-entry,...

inertial force pushing them forward. Such deceleration is often achieved by retrorocket burning in spacecraft. Both acceleration and deceleration are treated...

for research purposes. However, the radiation from the Sun causes the retrorockets to fail, resulting in it going on a collision course with the Sun until...

spacecraft were basically Vostok spacecraft with a backup solid-fuel retrorocket added onto the top of the descent module. The ejection seat was removed...

be launched. The propellant reserves were reduced and the number of retrorockets on the S-IC first stage (used to separate the spent first stage from...

rear allowed it to fly like a vertical-takeoff-and-landing aeroplane; retrorockets on the side slowed it. On land it rode on a cushion of air rather than...

an onboard automatic sequencer. At 6 minutes 54 seconds after launch, retrorockets were fired. The spacecraft landed 3,422.4 kilometres (2,126.6 mi; 1,847...

The vehicle will use a parachute for descent but will probably use retrorockets for final touchdown, according to remarks made by Armadillo Aerospace...

an unacceptable risk. "I was aghast," he remembered. "If any of three retrorockets had solid fuel remaining, an explosion could rip everything apart." Yet...

lower its perigee to 72 km (45 mi). On the third orbit, Young fired the retrorockets to begin re-entry. The lift the capsule experienced during reentry was...

exploration applications such as NASA's Mars Exploration Rover descent stage retrorockets. In addition, the high-power rocketry community regularly uses APCP in...

of the deterioration of a computer chip. At 9:11 UTC, seconds before retrorockets were to fire to allow a soft landing, all contact with Mars 6 was lost...

horizontal position. Even then, the cosmonaut experienced 8 to 9g. If the retrorocket failed, the spacecraft would naturally decay from orbit within ten days...

Voskhod 2 spacecraft was a Vostok spacecraft with a backup, solid fuel retrorocket, attached atop the descent module. The ejection seat was removed and...

place the spacecraft into and out of lunar orbit. It also served as a retrorocket to perform the deorbit burn for Earth orbital flights. The propellants...

launch vehicles. The onboard TDU (Braking Engine Unit) had ordered the retrorockets to fire to recover, but due to a malfunction of the attitude control...

108-degree azimuth. The Centaur stage on both flights was set up to perform a retrorocket maneuver after capsule separation. This served two purposes, firstly...

environmental control system, attitude stabilization control system, live retrorockets, voice communications system, "closed loop" abort sensing system, and...

Earth, Discoverer 14 ejected the SRV with its film roll fully used. Retrorockets attached to the SRV fired to slow it for the return from orbit. Its parachute...

fueled Service Module, which would have required building a lightweight retrorocket module for deorbit. These plans were eventually scrapped in favor of...

possibility of a natural decay of the orbit and reentry in case of primary retrorocket failure. After one uncrewed test flight, this spacecraft carried a crew...

advanced the globe to a position where the spacecraft would land should the retrorockets be fired at that moment to effect the reentry sequence, which also lit...

to attempt to observe a laser beam originating from the ground. The retrorockets were scheduled to be fired at 46 hours and 10 minutes into the mission...

diameter, a mono-propellant mid-course motor, a 22.6 kN (5,080 lbf) thrust retrorocket, and a gold- and chrome-plated hexagonal base 1.5 m (4 ft 11 in) in diameter...

ones). In the episode "Ebenezer the Freezer", Batfink has automatic retrorockets built into his wings, but not in any other episode. Sometimes, his wings...

Apogee: 246.0 km (152.9 mi) Inclination: 51.6° Period: 89.0 minutes Retrorockets were fired at the first opportunity after undocking to permit return...

navigate at extremely low altitudes. The missile was equipped with small retrorockets that retarded the missile following release, allowing the launching aircraft...

Guidance package placed on the upper stages (if present) Removal of retrorockets and other unnecessary ICBM hardware Slightly larger propellant tanks...

Starliner-1 flight. Aerojet Rocketdyne, reaction control system and retrorockets Airborne Systems, parachutes Bigelow Aerospace, elements of crew capsule...

eventually be capable of touchdowns on terra firma, using parachutes and retrorocket firings [...] But that option is apparently no longer in the works."...

crewed landing. Landing error ~400 m Viking NASA Mars 1976 280 x 100 km Retrorocket n/a Shoemaker-Levy 9 (comet) Jupiter 1994-07-16 n/a As per IAUC in 1993...

the spacecraft aligned at a 34° pitchdown angle and manually fired the retrorockets on "Mark!". Cooper had drawn lines on the window to stay aligned with...

surface. At the appropriate altitude, the capsule was to separate and the retrorockets ignite to cushion the landing. A malfunction in the booster guidance...

board the rocket taking pictures of the target area, before a second retrorocket motor, located in the nose of the rocket, fired to return it to its point...

to create stability and impingement problems when decelerating with retrorockets. Although some previous missions have used airbags to cushion the shock...

Atlantic Ocean. The whole stage separation system worked perfectly with the retrorockets firing on the first stage to decelerate it and ullage rockets on the...

distribution of water in the shallow surface. When the Phoenix lander fired its retrorockets to land in the far north, ice was exposed. When water enters a large...

vector. In addition to the attitude error, Carpenter also activated the retrorockets three seconds late, adding another 15 miles (24 km) or so to the trajectory...

BMD-1s with crew members aboard, using a combination of a parachute and retrorocket.[citation needed] Military glider Messerschmitt Me 321 and Junkers Ju...

atmosphere protected within an inflatable rubber braking cone and fire retrorockets for a soft landing. Once a robotic arm selects and retrieves the samples...

modifications so it could be used to transport payload to Mars, land using retrorockets, and to become a precursor to a human mission to Mars. SpaceX initially...

lengthened for longer burn time and unnecessary vernier engines and retrorockets were removed. Because the second stage engine had had issues with combustion...

parachute release to occur earlier than expected and preventing the retrorockets from slowing the descent. The hard touch-down location, reconstructed...

which hang beneath the pallet. As soon as the rods touch the ground retrorocket fires, slowing the BMD to a descending speed between 6 m/s and 7 m/s...

a survivable landing on a "soft" surface like water, instead of the retrorockets that would be required for a landing on a "hard" surface like land. The...

landing on the Moon. However, due to premature retrofire and cutoff of the retrorockets, the spacecraft impacted the lunar surface in Oceanus Procellarum. Unlike...

which land via an airbag-protected capsule, slowed by parachutes and retrorockets, and dropped from a height that allows rocket exhaust to avoid the surface...

no option for solid rocket motors to be added to the first stage. 12 retrorockets were mounted on the stage to aid in separating it from Centaur during...

the Utopia Planitia, using a combination of aeroshell, parachute, and retrorocket. With the landing, China became the second country to operate a fully...

Shenzhou (and planned US, Russian, and Indian) crewed capsules use small retrorockets to touch down on land. In the lighter gravity of Mars, airbags are sufficient...

more Supermodifieds from Mobile International Speedway at http://www.retrorockets.org/1/Volume38.htm See photos of Hammac at http://www.genetapiaracing...

spacecraft was basically a Vostok spacecraft that had a backup, solid fuel retrorocket added to the top of the descent module. The heavier weight of the craft...

satellite so that its photographs could be developed and analysed. After its retrorockets failed to fire, the satellite was commanded to self-destruct to ensure...

breathing gasses, batteries, fuel, attitude control thrusters, and the retrorocket. It could support flights as long as ten days. Six Vostok launches were...

the pad. Various other dangers existed as well, such as the capsule's retrorocket package and the range safety destruct charges. Furthermore, the capsule's...

use the main retrorocket motor to reduce the descent velocity. At approximately 5,600 feet above the target area, the second retrorocket would fire once...

motor was already expended. The separation was effected by using the retrorockets, but this command was transmitted before the flight had reached its apex...

security system. In the midst of their checkout of the IZ system, one retrorocket in the spacer below the Reentry Vehicle (RV) fires, causing the RV to...

Atlas launch vehicle with the Atlas-Sentry system serving as backup; retrorockets were to be used to initiate return from orbit; the spacecraft was to...

using gliding flight to maneuver to their delivery points and custom retrorocket boots to land safely. In Unpolarized Reflexion, You adopts a hat-like...

of the translational control engines were mounted on the side of the Retrorocket Module, near the spacecraft's center of mass. Four of these were rated...

(1965) Venera 2 – Venus (1966) Mars 4 – Intended to orbit Mars, but retrorocket failed, mission partial success (1974) Mars 6 coast stage – Mars (1974)...

Program. Edward B. Dobbins Jr. was part of the team that engineered the retrorockets that separated the stages on the Saturn V. Upon their arrival back in...

magnetometer booms. Four whip antennas are mounted on top of the spacecraft. A retrorocket was mounted on top of the bus. Power was stored in silver-cadmium batteries...

encountered strong winds as it descended, which caused uneven firing of the retrorockets. It made a hard landing around midnight 200 km (120 mi) at the southwest...

However, it was eventually released to begin its descent. Due to a retrorocket failure, the probe missed the atmosphere of Mars, and, instead of landing...

November 6. The crash was accomplished by transmitting a command to fire a retrorocket that slowed the probe's speed from 2,150 to 1,750 miles per hour, causing...

scheduled eight-hour sleep period, feeling "refreshed". Nikolayev fired his retrorocket pack and returned to Earth on August 15, 1962, landing at 06:52 UTC at...

20 October Spacecraft failure SRV 105 CIA DST Low Earth Technology   Retrorocket malfunctioned. ← Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec → 12...

gathered. Not only was the parachute released early, but moreover the retrorockets fired for only 3s rather than the required 30s. The probe crashed into...

to hack the computer to separate the modules and activate the landing retrorockets in space as the capsule is out of fuel. Wikimedia Commons has media related...

planned to last 15–20 seconds, OMOTENASHI's lander would have ejected the retrorocket, experiencing a free-fall of about 100 m. Just before impact, the lander...

flown from 1962 to 1984. The BE-3 motor was originally made for use as a retrorocket on the Ranger moon missions, though would later fly multiple times as...

Reconnaissance Orbiter seem to show the possible remains of the parachute, retrorockets, heat shield and lander. 12 April Animal trials are set to begin on a...

to soften a hard parachute landing immediately before touchdown (see retrorocket). Non-rocket spacelaunch refers to theoretical concepts for launch into...

acquired solar matter, the intensifying radiation causes Sun Probe's retrorockets to fail, trapping the spacecraft in a collision course with the Sun....

resulted in failure. An improvised landing sequence which started the retrorocket just 42 km above the Moon (about half the usual height) allowed the vernier...

possibility of retrorocket failure, with a goal of ensuring safe reentry of the astronauts even if they couldn't fire the retrorockets to slow their descent...

Thiokol met to analyze problems in the Gemini retrorocket abort system. Several components, including retrorocket nozzle exit cones and mounting structure...

TV-2 was to test the final Vanguard first stage, as well as to test the retrorocket system of stage two and spin-up of stage three. Also new to test on TV-2...

probes modified with the use of aeroshells and a combination parachute/retrorocket landing systems. Funding for the program, like that of the entire AAP...

fuel and oxidizer in the S-II. The first stage also carried only four retrorockets whereas previous missions had used eight. The first stage engines did...

velocities of SDX01 and SDX02 were reduced to 0.036 km/h or 10 mm/s using retrorockets and a sensor suite. After docking was completed, the mission planned...

the Gemini spacecraft, with three times more thrust level to permit retrorocket aborts at altitudes as low as 75,000 feet (23,000 m). Development of...

(collection, 2018) This Former President: Science Fiction as Retrospective Retrorocket Jettisons Trumpism (collection, 2023) Superfeminist: or, A Hanukah Carol...

of the lunar soil and bring the matter back to Earth, failed when its retrorockets failed to slow its descent, and apparently continued at a speed of 300...

to intercept. Suddenly the craft dives towards the lunar surface. Its retrorockets fire late and it soft-impacts near Alpha. Docking with the damaged craft...

to attain orbit. Investigation into the two failures found that the retrorocket package heat shields on both Atlas had broken off during launch, exposing...

never reestablished, and the mission was unsuccessful. The solid-fuel retrorocket may have exploded near the end of its scheduled burn. Wikimedia Commons...

the Moon ceased at 2208 UTC, and that he speculated that the craft's retrorockets failed to fire completely. The TASS news agency said the next day that...

№11) Highly elliptical Lunar lander 7 October 22:08 Spacecraft failure Retrorockets fired too early, spacecraft crashed on landing. 5 October 09:07:08 Atlas...

the probe would reach Mars and release the lander, but because of a retrorocket failure, the lander would miss the atmosphere and instead fly past the...

separated into two sections, one consisting of the protection equipment, retrorocket and main structure and the other the reentry capsule. It was planned...

Australia Retrograde analysis, a type of problem in games, especially chess Retrorocket, a rocket engine Retrospective, a look back at events that took place...

stability; the effect of large angles of attach, Reynolds number, and retrorocket jet effects on booster tumbling; (3) exit characteristics of the spacecraft;...

and a complete failure of the recovery system. Tesing of the Gemini retrorocket abort system by the Arnold Engineering Development Center showed failures...

station, or automatic in case of fuel exhaustion or loss of control; a retrorocket would decelerate the drone to allow for deployment of a recovery parachute...

impact-limiter, 65 cm in diameter, a mono-propellant mid-course motor, a retrorocket with a thrust of 5,080 lbf (22.6 kN), and a gold and chrome plated hexagonal...

first American spacecraft to make a soft landing on the Moon, using retrorockets to slow its descent. Hours later, NASA received the first television...

successfully corrected the trajectory of Mariner 4 by the timed firing of retrorockets to send the probe toward the planet Mars. The course correction was implemented...

Prior to that, amateur astronomers found what may be the parachute, retrorockets, heat shield and lander on MRO images from November 2007 and on 10 March...

№10) Highly elliptical Lunar lander 12 May 19:10 Spacecraft failure Retrorockets malfunctioned, spacecraft crashed on landing. 18 May 18:02:18 Thrust...

971 km) in the Faith 7 capsule. During reentry operation, Cooper fired the retrorockets manually and attained the proper re-entry attitude by using his observation...

bread mold, 9 pepper plants, 120 frog eggs and 875 amoebae". However, a retrorocket on the satellite failed to ignite, and instead of parachuting into the...

spacecraft's VA capsule was greatly modified to carry instruments – the retrorocket and parachute packages were replaced by scientific equipment, including...

1966, had burned up in the atmosphere after the malfunction of its retrorockets prevented it from a controlled re-entry. The living things on board included...

mounted on top of the spacecraft. A 35.8 kgf (351 N; 79 lbf) thrust retrorocket (Thiokol TE-M-458) is mounted on top of the bus. Power was stored in...

including the RCSP lander. The lander/rover will have its own small retrorocket, and, after being jettisoned from the tug, was projected to conduct a...

outer space. The satellite carried a heavy life-size dummy, luckily; the retrorockets fired in the wrong direction, sending the ship into a higher orbit rather...

the proposed paraglide landing system. McDonnell's design increased retrorocket and posigrade rocket performance, placing most components outside the...

the SRV separated from its satellite bus for recovery. The capsule's retrorocket propelled the SRV up to a higher orbit with an apogee of 1,703 kilometres...

new spin engine, utilizing cold gas, spun the SRV for stability. Its retrorocket fired, reducing the capsule's velocity by 400 metres (1,300 ft) per second...

altitude. The pilot could exercise the attitude control system, and retrorockets could be fired in the tunnel. Because a contract existed with the U.S...

film packs, nuclear track plates, and biological specimens. A Thiokol retrorocket was mounted at the end of the afterbody to decelerate the capsule out...