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geoffc
  • Member for 10 years, 10 months
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10 votes
2 answers
1k views

Why did the returning F9 first stage generate a triple sonic boom?

9 votes
2 answers
993 views

How close did the landed first stage of the Falcon 9 get to the X on the landing pad?

9 votes
1 answer
1k views

How many engine firings can a SpaceX Falcon handle?

9 votes
1 answer
1k views

What if an engine fails to ignite on Falcon Heavy?

9 votes
1 answer
982 views

If Space Adventures actually does a Soyuz around the Moon, will this be the first real Earth Orbit Rendezvous launch?

9 votes
1 answer
677 views

How does SpaceX manage parallel processing at the LC-40 Complex?

9 votes
2 answers
986 views

Why did the US lose almost all commercial launch opportunities?

9 votes
1 answer
1k views

Why do the Russians call the Soyuz launcher the same name as the Soyuz capsule?

9 votes
2 answers
1k views

What influenced the shape of the Soyuz descent module?

9 votes
1 answer
888 views

How much crew time is required for visiting craft, at the ISS?

9 votes
1 answer
1k views

Why will SpaceX do Pad Abort test from a truss, not a real first and second stage?

8 votes
3 answers
932 views

How will the SpaceX landing barge (ASDS) get to the proper location?

8 votes
2 answers
973 views

What US Legacy launcher is oldest in service?

8 votes
1 answer
652 views

For SpaceX's Texas launch site, what kind of range radar/tracking will they have?

8 votes
1 answer
630 views

How do you handle variations in launches with a solid second stage?

8 votes
2 answers
780 views

Why does $I_\text{sp}$ on an upper stage matter so dramatically?

8 votes
1 answer
643 views

Why were the docking ports removed from Zvezda? (Service Module)

8 votes
1 answer
506 views

On Mir, did they ever move a Soyuz at the front end, to a side docking port using Lyappa?

8 votes
1 answer
352 views

How does Bigelow plan to handle heat rejection on the BA-330?

8 votes
1 answer
408 views

How will they lower the landed side boosters after landing, if there is a nose cone?

8 votes
1 answer
450 views

Will SpaceX paint over the NASA Worm on booster 1058 for its next flight?

8 votes
1 answer
199 views

Neutron boosters second stage inside the fairing, is this unique?

8 votes
2 answers
556 views

Why did SpaceX use LC-13 as LZ-1?

8 votes
2 answers
2k views

What is the point of ULA's IVF? (Integrated Vehicle Fluids)

8 votes
0 answers
637 views

Dragon Pad Abort hot fire, how much cleanup work was needed?

7 votes
1 answer
243 views

What Dragon was used in May 2015 Pad Abort test?

7 votes
1 answer
470 views

What did SpaceX change in the upgrade of the ASDS?

7 votes
2 answers
1k views

When do the landing legs on a Falcon 9R first stage deploy in a landing attempt?

7 votes
2 answers
703 views

How long does the F9 first stage remain hypersonic under control of its grid fins?

7 votes
4 answers
1k views

Who built the sparklers used by the Shuttle program during launch?