Update, 3:45 pm ET: Relativity Space got to within 70 seconds of launching the Terran 1 rocket Wednesday before it halted the countdown due to an “out of bounds” temperature reading for methane in the ...

Relativity is in the final innings of prep work for “Good Luck, Have Fun,” its first orbital flight attempt. The Relativity team is integrating Terran 1 in its Space Coast hangar right now, and plans ...

The revised version of the Terran R features increased performance, but will only reuse the first stage. Credit: Relativity Space WASHINGTON — Relativity Space has decided to retire its Terran 1 small ...

Last week, Relativity Space and Impulse Space announced a partnership to launch the first private mission to Mars. The two startups say they’ll try to launch a Red Planet lander as early as 2024.

For over 100 years, two theories have shaped our understanding of the universe: quantum mechanics and Einstein’s general relativity. One explains the tiny world of particles; the other describes ...

Relativity Space co-founder Jordan Noone, seen here with one of the company's 3-D printers used to produce launch vehicle components, is stepping down as the CTO as he prepares to launch a new startup ...