The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

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

The photo of a 9.5-light-year-long cloud within the Eagle Nebula celebrates the space telescope’s upcoming 35th birthday.

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

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

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 question of what energy source powers the Sun has been around for literally centuries. During the 1800s, some thought that a constant shower of meteors onto the Sun might do the trick.

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

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 ...