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Questions tagged [parachute]

A parachute is an object used to slow down objects. It's often found in either a round or rectangular shape. In regards to space travel it's often used to slow down capsules after re-entry allowing for safe landing or to slow down space shuttles after landing.

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Conditions and sensors that can be used for parachute deployment?

I'm looking for an explanation on ideal conditions/considered factors when a parachute is deployed (particularly in large competition rockets). Also what sensors should be used to measure these ...
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What happens to Insight's parachute?

All of the animations I see show the heat shield detaching and falling to the ground, then Insight detaching and landing. There is no information about what happens with the upper part of the heat ...
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Why is InSight's nylon parachute a “soft good”?

NBC News' Mars InSight's landing team leader is all 'nerves and excitement' ahead of risky touchdown includes a conversation with Rob Grover, "who leads the team in charge of InSight's landing at NASA'...
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What is SpaceX's parachute problem that NASA is concerned about in the NASA ASAP report?

The Washington Post's NASA to launch safety review of SpaceX and Boeing after video of Elon Musk smoking pot rankled agency leaders says: Earlier this year, Boeing had a propellant leak during a ...
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Why can't you just parachute down right from orbit?

This will surely seem, at least at first sight, a completely stupid idea, seeing the usual “space isn't high away, it's fast away”, and that the heat shields which actually are used need to withstand ...
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What makes it so hard to precisely land a fairing?

SpaceX currently tries to land their fairing halves on a boat with a net attached to it. So far they had no success but landed nearby, although quadrupling the net area. They first tried with this ...
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How does a landing spacecraft control main parachute inflation?

In a recent post from SpaceX about Crew Dragon parachute test you can see how the main parachutes are deployed in semi-folded state, after a while they inflate a bit and after another while they ...
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Parachute Effectiveness on Various Planets in our Solar System?

I was actually wondering which planets in our solar system would allow for probe landing VIA parachute-based technology and which would have a high likely-hood of not destroying the probe before it ...
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Does the Mars2020 lander need a new parachute design?

The EarthSky.org article Supersonic parachute test off Virginia coast March 27 and the linked YouTube video NASA’s Mars 2020 Supersonic Parachute: Test Flight #1 describes a recent test launched by a ...
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Would a balloon pop if dropped from space?

Could a inflated party balloon be dropped from space and not make it to the the ground intact although flat and deflated from air pressure? or A sturdy balloon is inflated with helium/oxygen to ...
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Why haven't backup parachutes been used for spacecraft?

Skydivers normally wear a backup parachute. Apollo 15 survived with two out of three parachutes working properly. But wouldn't it be great to have a second deployment option, like skydivers do? The ...
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Could a modified Jiffy Pop container survive atmospheric re-entry to deliver fresh popcorn anywhere in the world? [closed]

In the 1960s the USSR developed the Fractional Orbital Bombardment System. We can call this system FOBS for short. This system permitted the launch of a payload of nuclear warheads which briefly ...
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Why does the Soyuz parachute pulsate?

During the recent return of Expedition 47 from the ISS, I noticed the main parachute of their Soyuz capsule pulsating. You can see it in this video: "Flat": "Domed": My wife noted that it looks a ...
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Why is it even desirable for a spacecraft to land without a parachute?

In this SpaceX promotional video, they indicate their plans to land a crewed capsule without a parachute, using landing thrusters. I know that Soyuz does this too, though in combination with a landing ...
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Parachute on the ISS [closed]

If a large parachute were attached to the ISS, how long would it last? I know that there is very little atmosphere where the ISS orbits, but also that the atmosphere is thick enough that it needs a ...
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What is NASA doing to improve the supersonic parachute for the third LDSD test?

Last month, on June 8, 2015, NASA ran the second Low-Density Supersonic Decelerator (LDSD) flight test off the island of Kauai, Hawaii. The inflatable decelerator portion of the test was successful, ...
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Modelling for the LDSD parachute - what are the issues with scale models and software simulations?

The LDSD1 parachute is too large to test in any current wind tunnel, the only test possible on the ground was the rocket sled test. In this NASA Edge episode (starting at 15:12), Ian Clark talked ...
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Why does the Soyuz spacecraft's parachute have so many lines?

Image shows a myriad of lines holding down the parachute. I can't even count them all. Is this really necessary? All those strings must surely add a lot of weight to the Soyuz TMA. I would think that ...
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Why does Soyuz use a single large parachute vs 3 on most American capsules?

Apollo, Gemini, (Not Mercury), Dragon, CST-100, the set of American capsules all seem to use three parachutes for landing the capsules. This seems like it makes sense. They are usually designed for ...
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Why don't 3-parachute descent systems collide and collapse?

The Orion reentry vehicle will have a parachute system. Like Apollo, they'll have 3:     Orion Parachute Drop Test on May 1, 2013 A model of NASA's Orion spacecraft glides ...
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Did any Apollo missions have backup parachutes?

NASA's Apollo modules, the ones that went to the moon, had a fairly standard-for-the-time reentry method: Hit the atmosphere at the right angle, deploy a parachute after things are done burning up, ...
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Use of steerable parachutes for re-entry

Apart from testing Rogallo wing for Gemini capsules are there any cases of use of steerable parachutes/wings for final phase of re-entry of space vehicle? When landing in big steppe or ocean it doesn'...
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What are the disadvantages of parachute+airbag for atmospheric landing, versus rocket-based?

After Sojourner success, repeated by Spirit and Opportunity, it seemed like we had developed a fail-proof system for atmospheric landing for our probes: there's very little that can go wrong with the ...