User Undo

12

75

votes

3

answers

44k

views

Was the NOAA-N Prime satellite really dropped on the floor?

Nov 6 '19 at 23:42 Community♦ 1

4

57

votes

4

answers

29k

views

What are the towers around the SpaceX launch pad used for?

spacex launch launch-site

May 7 '19 at 15:32 PeterS 1

5

52

votes

2

answers

44k

views

What is the purpose of the jets of water often under rocket engines during launch?

launch space-shuttle water launchpad

Nov 26 at 0:10 tedder42 782

4

42

votes

2

answers

26k

views

Would it have been possible to have sent the Space Shuttle around the Moon?

the-moon space-shuttle feasibility

Sep 23 at 4:21 LazyReader 1

6

38

votes

4

answers

5k

views

Are there any safety procedures in place on the ISS in case of puncture?

iss life-support shielding debris

Jul 11 '17 at 7:44 Community♦ 1

1

35

votes

3

answers

20k

views

About how long will Curiosity last on its nuclear power?

mars rovers energy curiosity

Jul 11 at 21:54 Tim S Gahara 1

27

votes

3

answers

2k

views

What science are the Voyager missions still doing after so many years away from the Solar System?

voyager science

Oct 14 '13 at 15:20 Mark Adler 55.1k

2

26

votes

3

answers

13k

views

Why is it so hard to walk on the Moon?

the-moon reduced-gravity-sports moonwalking

Jul 31 '19 at 2:51 uhoh 125k

25

votes

1

answer

2k

views

What problems led to the use of the Sky Crane system used by Curiosity?

mars rovers curiosity skycrane

Oct 18 '19 at 17:54 Bit Chaser 282

5

22

votes

4

answers

9k

views

How can Mars have dust storms with such a thin atmosphere?

mars planetary-science weather dust

Jan 16 '20 at 21:10 Community♦ 1

1

21

votes

2

answers

3k

views

Why did a flight controller say “Avionics power nominal” as Antares exploded?

antares failure

Jul 1 '18 at 0:17 kkm 265

1

20

votes

1

answer

6k

views

Why is a stick required to operate Soyuz's computer?

launch soyuz-spacecraft flight-computer

May 28 '14 at 20:20 Community♦ 1

1

20

votes

2

answers

444

views

Does the Perseid peak affect mission launches?

launch meteorites perseid

Aug 23 '13 at 12:57 Community♦ 1

19

votes

2

answers

2k

views

How are dead animals disposed of on the ISS?

iss animals death

Apr 26 at 5:06 C0D3X 1,459

2

19

votes

3

answers

599

views

Would temperatures be more stable under the surface of Mercury?

colonization caves mercury temperature

Feb 18 '16 at 9:30 tbarbey 1

19

votes

1

answer

1k

views

Why are three cosmonauts required to move a Soyuz?

iss crewed-spaceflight docking soyuz-spacecraft procedure

Nov 3 '13 at 19:17 TildalWave 73.3k

2

18

votes

4

answers

10k

views

What is the base of a launchpad made of?

launch materials launchpad

Apr 11 '19 at 22:56 Arris 311

3

18

votes

1

answer

23k

views

At what angle did Apollo 13 need to reenter?

apollo-program reentry apollo-13

Jun 17 '15 at 23:45 Community♦ 1

3

18

votes

1

answer

479

views

How will Curiosity manage its power when its nuclear power starts to run low?

curiosity energy

Feb 4 '15 at 17:39 Community♦ 1

5

17

votes

2

answers

2k

views

Why is the “impossible” space drive impossible?

propulsion advanced-propulsion emdrive

Oct 21 '14 at 19:16 Jerard Puckett 7,241

3

17

votes

1

answer

818

views

How does NASA keep radiation from frying rovers?

radiation mars rovers

Jul 17 '13 at 1:35 Undo 17.5k

3

16

votes

1

answer

8k

views

What would have happened if the skin of an Apollo lunar module was ruptured?

life-support apollo-program

Jul 18 '18 at 6:09 Community♦ 1

16

votes

2

answers

2k

views

Can plants grow in microgravity?

life microgravity plants

Feb 7 '18 at 15:30 sds 251

16

votes

1

answer

406

views

What probe received the most gravitational assists?

deep-space probe gravity-assist

Nov 16 '16 at 15:44 Mark Adler 55.1k

1

16

votes

3

answers

1k

views

The Russians recently tested a new launch trajectory that goes to the space station in about six hours. What allowed for the difference?

launch iss russia trajectory docking

Oct 16 '14 at 7:19 BowlOfRed 4,998

16

votes

1

answer

1k

views

Why is the Sokol spacesuit considered inadequate for EVA?

spacesuits eva sokol-spacesuit

Dec 11 '13 at 0:26 Undo 17.5k

16

votes

1

answer

2k

views

Why aren't SpaceX controllers allowed to abort during the final 10 seconds?

launch spacex falcon-9 abort

Nov 29 '13 at 21:15 Community♦ 1

15

votes

2

answers

702

views

Has a solar sail been used on an orbital mission?

orbital-mechanics orbit solar-sail static-satellite

May 12 '20 at 2:52 Community♦ 1

15

votes

1

answer

3k

views

Why was the Apollo CM main engine thought to be unreliable on Apollo 13?

apollo-program engine-design engines apollo-13

Nov 29 '19 at 12:50 rchard2scout 105

3

15

votes

1

answer

1k

views

What medicines were onboard the Apollo flights?

apollo-program medical

Sep 26 '14 at 9:46 Community♦ 1

Stack Exchange Network

current community

your communities

more stack exchange communities

Next badge

91 Questions

Was the NOAA-N Prime satellite really dropped on the floor?

What are the towers around the SpaceX launch pad used for?

What is the purpose of the jets of water often under rocket engines during launch?

Would it have been possible to have sent the Space Shuttle around the Moon?

Are there any safety procedures in place on the ISS in case of puncture?

About how long will Curiosity last on its nuclear power?

What science are the Voyager missions still doing after so many years away from the Solar System?

Why is it so hard to walk on the Moon?

What problems led to the use of the Sky Crane system used by Curiosity?

How can Mars have dust storms with such a thin atmosphere?

Why did a flight controller say “Avionics power nominal” as Antares exploded?

Why is a stick required to operate Soyuz's computer?

Does the Perseid peak affect mission launches?

How are dead animals disposed of on the ISS?

Would temperatures be more stable under the surface of Mercury?

Why are three cosmonauts required to move a Soyuz?

What is the base of a launchpad made of?

At what angle did Apollo 13 need to reenter?

How will Curiosity manage its power when its nuclear power starts to run low?

Why is the “impossible” space drive impossible?

How does NASA keep radiation from frying rovers?

What would have happened if the skin of an Apollo lunar module was ruptured?

Can plants grow in microgravity?

What probe received the most gravitational assists?

The Russians recently tested a new launch trajectory that goes to the space station in about six hours. What allowed for the difference?

Why is the Sokol spacesuit considered inadequate for EVA?

Why aren't SpaceX controllers allowed to abort during the final 10 seconds?

Has a solar sail been used on an orbital mission?

Why was the Apollo CM main engine thought to be unreliable on Apollo 13?

What medicines were onboard the Apollo flights?