AST SpaceMobilevs.Rocket Lab
ASTS vs RKLB · both in Space industry & satellites, part of the Defense, security & space value chain: Launch, satellite communications and space systems — civil and military.
Rocket Lab is about 1.7× larger than AST SpaceMobile by market cap; year to date, Rocket Lab leads (+16.2% vs +1.0%).
Side by side
| ASTS | RKLB | |
|---|---|---|
| Market cap | $28.4B | $48.5B |
| Price | $73.32 | $81.04 |
| Today | −0.8% | −1.8% |
| Return YTD | +1.0% | +16.2% |
| Return 1Y | +66.8% | +107.3% |
| P/E | — | — |
| P/S | 334.2 | 71.3 |
| P/B | 13.6 | 21.4 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
AST SpaceMobileASTS
Building a satellite network to give ordinary mobile phones direct connectivity from space — still in the build-out phase.
Full ASTS profile →Rocket LabRKLB
Launch company and space systems provider — small-lift rockets (Electron), an upcoming larger rocket (Neutron) and satellite components.
Full RKLB profile →More comparisons in Space industry & satellites
See where ASTS and RKLB sit in the full Defense, security & space map — every segment from suppliers to end markets.Open the Defense value chain →