Space.com

A SpaceX Falcon 9 rocket will liftoff Thursday, Aug. 21, with the Boeing-built X-37B space plane for the U.S. Space Force. The mostly classified mission will study experimental technology in orbit.

Two colossal plasma fountains tore away from the sun in a breathtaking double blast, one of the most impressive eruptions this solar cycle.

As part of its exploration of Mars's boxwork landscape, Curiosity found itself in a fork-in-the-road

Save the world and our lunar history in Lunar Strike, the 2026 sci-fi narrative adventure game that was just announced at the Future Games Show.

A deep partial solar eclipse will grace the Southern Hemisphere on Sept. 21, 2025, with the best views from remote seas and New Zealand's dawn skies.

If there's one thing astronauts know, it's "practice, practice, practice."

This quiz will explore the science behind the scenery, the facts behind the familiar, and the wonders that make Earth a living planet.

The U.S. Space Force's X-37B space plane will test a potential alternative to GPS that makes use of quantum science as a tool for navigation: a quantum inertial sensor.

Join us as director Valerie Weiss breaks down this 'Trekiest' episode of the sci-fi series yet.

Chappell Roan mentioned Canada's Saskatchewan just days before Cypress Hills Interprovincial Park hosts a "star party" festival in its dark-sky park.

Battlestar Galactica meets FTL in this just-announced "story-rich tactical roguelite" from the makers of Crying Suns.

Russia launched its Bion-M No. 2 biosatellite today (Aug. 20), sending 75 mice, 1,000 fruit flies and other organisms to orbit to learn more about the health effects of spaceflight.

A fireball exploded into life in the skies above Japan on Aug. 19, briefly turning night to day before fragmenting close to the horizon.

Acting NASA Administrator Sean Duffy says it's time for the agency to focus on the moon and Mars, not the "smorgasbord of priorities," like climate science, the agency has been directing its resources.

After five years, Pragmata could have been unambitious, but instead, it's a fascinating and innovative sci-fi game with heaps of potential.

South Korea's K-RadCube satellite has arrived at NASA's Kennedy Space Center in Florida ahead of its launch toward the moon on the Artemis 2 mission next year.

Scientists are calling attention to an extremely common health problem that's been making astronauts uncomfortable: sinus issues.

This is part of a NASA-supported project hoping to fabricate "device-ready" wafers from space-grown crystals.

Warhammer 40K's most iconic real-time strategy series is back next year and under new leadership.

Your new favorite lightweight spotting companion — the Noca Provisions Zero Tube.