This is the second of three feature articles Ars is publishing to explore the financial, technical, and competitive ...

Orbital cryogenic propellant depot technology has stalled for decades because no validated in-space data exists on how liquid ...

Like a shelf in an old house, the Earth collects a lot of dust from its surroundings. This "space dust" is mostly made up of ...

Starship Flight 13 launches Thursday from Starbase, Texas, with SpaceX targeting its first in-space Raptor Vacuum engine ...

A Chinese Long March 10B rocket aced its debut launch on Friday (July 10), sending a satellite to orbit and coming down for a ...

China has successfully recovered the first stage of its Long March 10B rocket after its maiden launch, becoming only the ...

The company says its CIGS thin-film technology showed zero output loss following tests designed to simulate six months of exposure to levels of atomic oxygen at 400 km above the Earth’s surface.

China successfully recovers rocket in Long March 10B's maiden flight, marking breakthroughs in rocket reusability.

The discovery boosts the chances of finding extraterrestrial life.

Ascent Solar Technologies (“Ascent” or the “Company”) (Nasdaq: ASTI), the leading U.S. innovator in the design and manufacturing of featherweight, flexible thin-film photovoltaic (PV) solutions, today ...

A risky plan to turn night into day is one step closer to reality. Last week, US officials approved a mission to launch a giant mirror into space, where the device will reflect sunlight onto shadowed ...

SpaceX is set to launch the 13th test flight of its Starship megarocket — the most powerful launch vehicle ever made.