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Questions related to the movement of human-made objects as they enter atmosphere of Earth or other planetary bodies with atmospheres from space after being successfully launched.

11 votes
1 answer
416 views

Could Dragon 1.0 be used as an emergency Earth return vehicle

In a completely hypothetical scenario, say both of the Soyuz vehicles docked to the station were damaged/destroyed, but there was a Dragon 1.0 on the station left intact. Although i don't believe it h …
Jake Blocker's user avatar
  • 4,305
3 votes

How does Falcon 9 mitigate re-entry pressure?

Since the engines are in front during reentry, this means the brunt of reentry is in the engines. But they are made to withstand high temperatures and pressures. … The reentry burn SpaceX uses slows the stage down enough so that no extensive damage happens to the stage. …
Jake Blocker's user avatar
  • 4,305
22 votes
3 answers
4k views

Why did the grid fin of the CRS-8/SES 10 booster burn?

After a successful reentry burn of the stage, around 10 seconds after engine shutdown, one of the fins glows red, then begins to burn. … The reentry burn typically happens at around 70-40 km in altitude. I was unable to find data on the rate of descent after the burn. …
Jake Blocker's user avatar
  • 4,305