Summary of Significant Accounting Policies - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenue	$ 107	$ 339	$ 1,829	$ 2,066
Transportation services
Disaggregation of Revenue [Line Items]
Total revenue	0	0	0	1,305
Hosted payload services
Disaggregation of Revenue [Line Items]
Total revenue	0	284	0	426
Forfeited customer deposits
Disaggregation of Revenue [Line Items]
Total revenue	0	55	35	335
Engineering project services
Disaggregation of Revenue [Line Items]
Total revenue	$ 107	$ 0	$ 1,794	$ 0