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

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

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

Since it began collecting data, the James Webb Space Telescope (JWST) has shined a light on the early universe, helping us better understand the timeline of events that led to our modern-day cosmos.

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.

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

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

[Santa Cruz de Tenerife, Spain, March 19, 2025] — Acclaimed filmmaker Christopher Nolan was awarded the prestigious Hawking Medal for Science Communication at the Starmus Festival, sharing the ...

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 ...

We’ve wondered what powered the Sun for centuries. Early guesses included meteor showers, chemical combustion, and ...