Anton Hengst's user avatar
Anton Hengst's user avatar
Anton Hengst's user avatar
Anton Hengst
  • Member for 4 years, 9 months
  • Last seen more than a week ago
53 votes
2 answers
10k views

Is the Skylab 4 mutiny just a myth?

20 votes
3 answers
3k views

What are the most-delayed missions that eventually launched successfully?

19 votes
1 answer
3k views

How did STS-27 survive reentry after losing a thermal tile?

18 votes
2 answers
5k views

What did the Apollo missions do with old LiOH canisters & the water they produced?

16 votes
1 answer
2k views

Why did the SSMEs gimbal during ignition?

16 votes
1 answer
1k views

What is an "exhausterator" and what does it do?

12 votes
1 answer
2k views

How did the Mars Exploration Rovers (Spirit & Opportunity) land upright? [duplicate]

12 votes
2 answers
2k views

What are the "18 rescue missions" on Apollo 11, and which 10 of them did Michael Collins not feel comfortable with?

11 votes
2 answers
1k views

From which NASA publication originates/where can I find a higher resolution version of this SSME flow diagram?

11 votes
2 answers
407 views

Mystery balls! Gemini apparently had "thousands of hollow ping-pong-sized balls made of extremely thin aluminum embedded within its walls". What?

11 votes
1 answer
339 views

Why was the V-2 engine so successful?

11 votes
1 answer
482 views

What is the "mistake" that caused Doug Loverro to resign as NASA's Human SpaceflightChief so shortly before DM-2?

11 votes
1 answer
5k views

Why do Soviet and Soviet-derived rockets hot-stage instead of using ullage motors?

10 votes
1 answer
1k views

Why was Gemini VIII terminated after recovering from the OAMS thruster failure?

10 votes
1 answer
605 views

What happens if Ariane V actually fails while launching JWST?

9 votes
3 answers
3k views

Why are stages not connected by the engine nozzle? Why are interstages used?

8 votes
0 answers
181 views

With an external airlock attached, could Commercial Crew Program spacecraft service Hubble?

7 votes
2 answers
139 views

KARI's homegrown KSLV-II almost hit the target orbit on its very first launch. How many OLVs can boast success on the first flight attempt?

7 votes
0 answers
253 views

Tory Bruno mentioned "unsolvable combustion instability" of "large methane engines". What, why, how?

7 votes
2 answers
387 views

What hardware does SLS actually share with STS?

7 votes
1 answer
372 views

Can the SuperDraco engines aboard Crew Dragon be used to save the crew on splashdown if the chutes failed?

7 votes
1 answer
130 views

What happened during this shuttle simulation malfunction involving a failure of a shuttle arm joint while moving the JEF?

7 votes
1 answer
520 views

Will Dragonfly flyby Jupiter en route to Saturn?

6 votes
1 answer
223 views

Are there active (as of 2020) developments in liquid-fuel tank technology?

6 votes
1 answer
1k views

Was there any risk of the Gemini hatches blowing open?

6 votes
1 answer
309 views

ULA just launched a very asymmetric Atlas V 511. Why does its plume look so asymmetric... after SRB jettison?

6 votes
2 answers
569 views

Why were American Apollo-era launch towers red, and why was the reused elements of the Shuttle-era FSS painted over in grey?

5 votes
1 answer
324 views

Does the Proton-M have a launch termination system?

5 votes
0 answers
112 views

What are these strips on the Long March 4B?

5 votes
1 answer
209 views

Does injection provide any significant thrust?