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geoffc
  • Member for 10 years, 11 months
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5 votes
1 answer
118 views

What does the US Govt get out of its Assured Access funding of ULA?

5 votes
1 answer
427 views

When SpaceX hot fired the previously used ORBCOMM OG2 first stage, why did they suddenly switch from LC-39A to LC-40?

5 votes
1 answer
1k views

Why are the new Titanium Grid fins not used on all Falcon 9 landings?

5 votes
1 answer
236 views

Is there a good chart, comparing the various Russian engines proposed for Soyuz (Booster) upgrades?

5 votes
1 answer
925 views

Was any first stage recovery system tested on SpaceX Falcon 9 flight seven?

5 votes
1 answer
1k views

Who has built the largest number of Transport/Erector/Launch (TEL)?

5 votes
1 answer
404 views

What was RD-180 used in, before Atlas III/V?

5 votes
1 answer
523 views

Why is SpaceX testing Pad Abort at LC-40 (CCAFS) but Max-Q abort at Vandenberg?

5 votes
1 answer
408 views

For Starship, using B9 and later, how will separation work if the Hydraulic Power Units are no longer needed for the TVC System?

5 votes
1 answer
138 views

Do the ASDS barges have mission specific equipment?

5 votes
2 answers
332 views

If the CRS16 booster was out of control, how did it abort to water?

5 votes
0 answers
481 views

Does the downrange position of an ASDS vary, depending on payload mass?

4 votes
1 answer
108 views

How does the HTV Small Return Capsule get used?

4 votes
1 answer
110 views

Does the SpaceX Falcon 9 first stage fleet, fly in order?

4 votes
1 answer
548 views

Why did they not use the Flight Termination system on CRS16 booster?

4 votes
0 answers
76 views

Did the dual booster landing timing change with USSF-44?

4 votes
2 answers
218 views

How will Starlink 2.0 fit on a Falcon 9?

4 votes
1 answer
2k views

How is an RD-180 engine a reasonable replacement for 2 NK-33/AJ-26 engines on Antares?

4 votes
1 answer
251 views

Will the EFT-1 mission for Orion carry an escape tower?

4 votes
0 answers
731 views

If the J-2X is too powerful for SLS, why was it appropriate for Saturn V?

4 votes
1 answer
2k views

On a Falcon9 launch at T-13 they poll all stations, what are all the stations they poll?

4 votes
2 answers
158 views

Were MicrosatA-B represetative of final design for Starlink?

4 votes
1 answer
210 views

Why is LC39A's TEL enclosed, but the newer SLC40 TEL is not?

4 votes
0 answers
102 views

How long does it take SpaceX to mount a stage on the McGrgeor test stand, run the test, and dismount it?

4 votes
1 answer
446 views

Can the US Manned vehicles (CST-100, Dragon V2) dock to a Russian vehicle?

4 votes
1 answer
161 views

Which Falcon 9 (1.0 or 1.1) core has fuel cycled the most?

4 votes
2 answers
1k views

What is this structure at the SpaceX McGregor, TX test site?

4 votes
1 answer
188 views

Were the ISS Solar Arrays manufactured as a set?

3 votes
0 answers
120 views

How much payload could a manned Dragon return, if unmanned?

3 votes
1 answer
2k views

How do the launch controller headsets work?