VC Deal Flow Signal

Space Tech: Q4 2025 vs Q3 2025

Period-over-period comparison of space tech startup engineering acceleration. How has the sector's engineering momentum changed between Q3 2025 and Q4 2025?

Startups (Q4 2025)

3

Startups (Q3 2025)

3

Avg Velocity (now)

77

Velocity Trend

-41%

Top 5 by Period

Q4 2025

1.orbiternassp+138%
2.naev+46%
3.OpenC3-58%

Q3 2025

1.OpenC3+39%
2.naev+37%
3.orbiternassp-14%

Full Rankings