Questions tagged [falcon-1]

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6
votes
1answer
146 views

What was the SpaceX Falcon 1 team size?

Virgin Orbit's LauncherOne has a team of 575 employees and the rocket needed 700 million USD investment. Falcon 1 is very similar in size and it required 90 million USD investments. Electron rocket is ...
4
votes
1answer
122 views

Cryogenic systems in kwajalein Island- Spacex- falcon 1

Is the LOX (liquid oxygen) required for the falcon-1 launch transported or produced? If transported, how? If produced, did they set up a cryogenic oxygen plant in Kwajalein?
5
votes
0answers
260 views

Why is heated Helium used for tank pressurisation in Falcon 1?

Here in Falcon 1 user guide, in table 2-1 in page 8, heated Helium is mentioned as used for tank pressurisation. What will be the temperature of such He and why is heated He used?
26
votes
2answers
5k views

Why did SpaceX retire Falcon 1?

Why did SpaceX retire Falcon 1? Wouldn't it have been more cost effective then Falcon 9 for lighter missions?
4
votes
1answer
463 views

Why couldn't the Falcon 1 flight 3 launch make it to orbit?

I've looked for better explanation, and all I can get is: Stage separation occurred as planned, but because residual fuel in the new Merlin 1C engine evaporated and provided transient thrust, the ...