The rotating disk galaxy, mostly made up of dark matter, was discovered within a larger cloud of fast-moving hydrogen gas.

Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...

Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

JADES-GS-z13-1-LA is a young galaxy shining just 330 million years after the Big Bang, signaling it's part of a process ...

The shining Southern Pinwheel Galaxy (M83) in Hydra checks almost every box an amateur astronomer could desire.

The company is developing a commercial replacement for the ISS, currently planned to be retired at the end of the decade.

The company’s New Shepard rocket launched celebrities and four others to the edge of space and back on April 14, 2025.

In a preliminary budget proposal, the agency’s science programs would see a 50 percent reduction, with a 20 percent cut to ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

There’s real joy in sharing a telescope with others and observing in a crowd. Here's how you can find a star party near you ...

Research using detailed simulations based on public plans for the green energy plant shows serious harm to southern ...

The U.S. is in the midst of a second Space Race, and NASA is in a time crunch. How can it keep ambitions for the Moon and ...