We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

The Hubble Space Telescope, a cornerstone of modern astronomy, has been providing breathtaking images and invaluable data for ...

A new collage from the James Webb Space Telescope reveals eight dazzling examples of gravitational lensing.

Astronomers using the Hubble Space Telescope have uncovered the remains of a frozen, Pluto-like world being devoured by a ...

It may look pretty, but the satellites are still causing concern for astronomers.The Latest Tech News, Delivered to Your ...

The unveiling today of the Hubble Ultra Deep Field, a spectacular new set of images from the Hubble Space Telescope, brings mixed emotions to astronomers at the University of California, Santa Cruz, ...

CAPE CANAVERAL, Fla. — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star. NASA and the European Space Agency released the ...

But over the summer, 3I/ATLAS, has plunged toward the inner solar system—and the fireworks show has begun in earnest. When ...

Interstellar comet 3I/ATLAS made its closest pass of Mars on Oct. 3, and Europe’s Red Planet spacecraft were ready for it.

For years, cosmologists have been struggling with the "Hubble tension," a disagreement between measurements of the present-day expansion rate of the universe. One promising solution to this ...