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 (−2.1% vs −14.2%).
Side by side
| ASTS | RKLB | |
|---|---|---|
| Market cap | $27.9B | $47.9B |
| Price | $62.01 | $66.91 |
| Today | −0.5% | −2.0% |
| Return YTD | −14.2% | −2.1% |
| Return 1Y | +32.5% | +53.9% |
| P/E | — | — |
| P/S | 328.2 | 62.3 |
| P/B | 13.4 | 13.7 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
AST SpaceMobileASTS
The idea is a satellite that an ordinary mobile phone can talk to directly. AST SpaceMobile is still building out the constellation.
Full ASTS profile →Rocket LabRKLB
Electron puts small payloads in orbit today; the larger Neutron is still in development. Rocket Lab also sells satellite platforms and components to other operators.
Full RKLB profile →More ASTS & RKLB comparisons
Other head-to-heads in the Space industry & satellites segment.
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 →