User geoffc - Space Exploration Stack Exchange

geoffc

Member for 10 years, 4 months
Last seen this week

community.microfocus.com/…
Brooklyn, NY, United States

673 Answers

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14 votes

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

answered Apr 25, 2021 at 1:16

13 votes

Accepted

Pollution by rockets and missiles

answered Jun 23, 2017 at 2:16

13 votes

How large could launchers become?

answered Mar 23, 2017 at 14:39

13 votes

Accepted

What difficulties will be faced modifying the Falcon 9 FT, so to have better and easier landings of the 1st stage from a GTO mission?

answered Jun 21, 2016 at 3:32

13 votes

Why does the video feed always fail during Falcon 9 landings?

answered Aug 18, 2016 at 3:12

13 votes

Why do KSC crawler-transporters use caterpillar treads instead of rail tracks?

answered Jul 12, 2015 at 10:41

13 votes

What is the fundamental difference between SpaceX from one side and Lockheed Martin from other?

answered Jun 4, 2015 at 2:55

13 votes

How does the Falcon 9 know where the landing barge/pad is?

answered Apr 16, 2015 at 18:54

13 votes

Accepted

What is a dual-combustion chamber design?

answered Feb 12, 2014 at 19:06

13 votes

Accepted

What are the two openings above the Shuttle's cockpit?

answered Dec 27, 2013 at 2:17

13 votes

What factors limit the lifetime of an unmanned spacecraft?

answered Feb 2, 2014 at 20:43

13 votes

Accepted

What caused SES-8's Falcon 9 launch computer to abort at T+2 seconds?

answered Nov 28, 2013 at 23:09

13 votes

How does the ISS adjust its solar panels?

answered Aug 13, 2013 at 17:11

13 votes

Accepted

How is SpaceX going to land their Falcon first stage?

answered May 6, 2014 at 22:35

13 votes

What missions could be done with Orion on Falcon Heavy?

answered Aug 17, 2014 at 10:04

13 votes

Accepted

How many companies are active in commercial space exploration

answered Feb 5, 2015 at 18:32

13 votes

Why can the Falcon 9 be reused while the SLS cannot?

answered Feb 9, 2015 at 0:27

13 votes

Accepted

Can you swim in space?

answered Feb 9, 2015 at 13:07

13 votes

Why are Starship landings so difficult when SpaceX has landed so many boosters?

answered Apr 22, 2021 at 10:57

13 votes

Why not land SpaceX's Starship like a plane?

answered Feb 11, 2021 at 20:10

13 votes

Accepted

Why won't they recover the Falcon 9 from CRS-14?

answered Apr 2, 2018 at 13:15

13 votes

Will the Tesla Roadster return any telemetry?

answered Feb 4, 2018 at 18:13

13 votes

SpaceX and propulsive landing on Mars -- what just happened? (and why?)

answered Jul 28, 2017 at 13:13

12 votes

Why is NASA planning to deorbit the ISS instead of reusing its newer modules, like the Russians will?

answered Mar 22, 2015 at 0:46

12 votes

Is there any rule for rocket engine nozzle proximity from each other?

answered Mar 25, 2015 at 13:29

12 votes

How are Falcon-9 telemetry data transmission errors handled?

answered Jun 30, 2015 at 22:16

12 votes

Is it possible the Falcon Heavy Demo flight could be done with three previously flown boosters?

answered Dec 23, 2015 at 4:17

12 votes

When the ISS accelerates, do the astronauts feel it?

answered Sep 2, 2015 at 19:39

12 votes

Accepted

Why is there so much variation in the number of engines on launchers?

answered Jul 30, 2015 at 0:40

12 votes

Accepted

What will be "unique" about upcoming SES-9 GTO transfer profile by SpaceX?

answered Feb 24, 2016 at 12:49

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