Related Party Transactions

3 Months Ended

Mar. 31, 2026

Related Party Transactions [Abstract]

Related Party Transactions

15. Related Party Transactions

A summary of the Company’s related party transactions during the three months ended March 31, 2026 and 2025 is presented below:

						Amount Due to Related Party as of
			Total Payments in the Three Months Ended March 31,			March 31,		December 31,
	Nature of Relationship		2026		2025	2026		2025
Name		Description of the Transactions	(in thousands)
Ursa Space Systems	Strategic Partner	The Chairman of the Company’s board of directors, Will Porteous, is also an investor and member of the board of directors of Ursa Space Systems. The Company has a non-cancelable operational commitment with Ursa Space Systems.	$	83	125	$	42	$	—
Thales Alenia Space	Shareholder and Parent of Wholly-owned Subsidiary, Seahawk	Design, development and manufacture of telescopes.	2,556		—	92		—
Seahawk	Subsidiary of Thales Alenia Space	In 2019, the Company raised and converted $18.4 million from prior debt into new, outstanding debt and issued 13.5 million warrants to purchase Legacy BlackSky common stock. In July 2025, the Company repaid all debt outstanding and accrued interest to Seahawk.	—		—	—		—
Intelsat Jackson Holdings, S.A. ("Intelsat"), which is now part of SES	Former debt Issuer	In 2019, the Company entered into a term loan facility for $50.0 million and issued 20.2 million warrants to Intelsat to purchase Legacy BlackSky common stock. In July 2025, the Company repaid all debt outstanding and accrued interest to Intelsat.	N/A		220	N/A		N/A

The Company recorded revenue from related parties of $9.7 million for the three months ended March 31, 2025. The amount of revenue from related parties for the three months ended March 31, 2026 was not significant. As of March 31, 2026 and December 31, 2025, the Company had $4.1 million and $3.9 million, respectively, of contract assets from related parties, which the Company anticipates receiving as payments over the next 12 months. As of March 31, 2026, the amounts invoiced by the Company and due from related parties were not significant. As of December 31, 2025, the amounts invoiced by the Company and due from related parties were $9.6 million.