Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to ...

This mash-up of data from the James Webb Space Telescope and the Chandra X-ray Observatory reveals two galaxies mid-collision ...

Trump suffers fact check over Rep. Omar Winter weather warning as 40 inches of snow to hit—travel "impossible" Returning ...

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been produced by the explosion of a massive star just 730 million years after the Big ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...

I've taken incredible photos of this interstellar comet for more than a month using two tiny iPad-connected scopes in my ...

One of the primary goals of the James Webb Space Telescope (JWST) is to detect atmospheres around exoplanets, to try to suss ...

The Hubble Space Telescope has been quietly orbiting Earth for decades, but it’s still one of the most valuable tools […] ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

On a High Desert site, elevation 3,925 feet, in Sedona, Arizona, where properties with architecturally significant houses ...

How galaxies assemble their stars and grow over billions of years remains one of the central questions in astronomy. Recent ...