Tech

Future Mars astronauts could make rocket fuel on the Red Planet using air, water and sunlight, a new study finds. The technology could fuel the astronauts' flights back to Earth.

Two British start-ups claim their biofuel-based rockets produce much less carbon emissions and dangerous soot particles than their fossil fuel-powered counterparts.

China has test fired a huge new solid rocket motor, creating more propulsion options for the country’s growing space activities.

Physicists propose a new plan to "slice and dice" incoming asteroids that could save Earth from a deadly calamity.

The FAA held two public hearings this week about its environmental assessment of SpaceX's orbital launch activities in South Texas. People voiced strong opinions, both pro and con.

NASA's Perseverance rover has recorded up to five hours of sounds on the Mars, giving engineers a sense of how the Red Planet sounds different from Earth.

Satellite megaconstellations are becoming a serious problem to 21st century astronomy akin to urban light pollution, and speedy action is needed to mitigate, a new report finds.

NASA's newest space telescope will face 29 'harrowing' days after launch as it makes its way to a deep-space destination nearly 1 million miles (1.6 million km) from Earth.

NASA and the Canadian Space Agency just announced 18 winners in Phase 1 of the Deep Space Food Challenge, which aims to spur the development of potentially game-changing food tech.

These are some of the last good looks we'll get at NASA's huge James Webb Space Telescope before it leaves this world forever.

Rocket Lab plans to recover the first stage of an Electron launcher during its next mission, which is scheduled to lift off from New Zealand during a two-week window that opens on Nov. 11.