Space Exploration
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geoffc
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671 Answers

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17 votes

Are artificial satellites completely sealed or open to space?

17 votes
Accepted

Is any space station planned to be put in orbit in decade 2014-2024?

17 votes

Why did the Saturn V stage fairing appear to burn after separation?

17 votes

Why haven't more spacecraft/satellites been hit by debris?

17 votes
Accepted

Are any rockets currently in use capable of putting a man on the Moon?

17 votes
Accepted

What is the two little black side tanks seen at starship?

17 votes

SpaceX's ITS - why gimbal only the inner cluster?

16 votes
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Will SpaceX open up space to the public?

16 votes
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What will the next ISS resupply launch be named?

16 votes
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Has a pad abort ever been done on an actual launch?

16 votes

Saturn V Exhaust Plume

16 votes
Accepted

How does SpaceX plan to deal with boiloff on the trip to Mars?

16 votes

How would astronauts brave a 19 hour trip to ISS inside Crew Dragon capsule?

15 votes

How much do orbital debris cost annually to satellite operators?

15 votes

What is simulated payload and why are they used?

15 votes

Could SpaceX start testing to return the Falcon 9 first stage to land instead of water?

15 votes
Accepted

Quality vs. Quantity for Rocket Engines

15 votes

Where is the other half (stage two) of the SpaceX Falcon 9 rocket?

15 votes
Accepted

Why hasn't Dragon been reused before CRS-11?

14 votes
Accepted

Why will the Orion system land on water, while the Soyuz lands on land?

14 votes
Accepted

What technological hurdles prevent the development of a space gun?

14 votes
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What is a "space elevator"?

14 votes

Do astronauts on board the ISS have a backup spacesuit?

14 votes
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Could a Falcon 9 land carrying its second stage and payload?

14 votes
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Who can now resupply the ISS?

14 votes

How can the Starship booster stand vertically without falling over?

14 votes
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Does NASA have any rocket options to replace ISS segments?

14 votes

What can the ISS do that a SpaceX Starship could not?

14 votes
Accepted

What is the ring at the bottom of the Merlin vacuum engine?

14 votes
Accepted

Does SpaceX name individual boosters?

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