Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering mystery about how distant planets form, researchers said.

The Habitable Exoplanet Observatory (HabEx) telescope was one of several proposal that were incorporated into the Habitable ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

Here's where the James Webb Space Telescope comes in. Its advanced technology, including its large mirror and suite of ...

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

But a combination of telescopes all over the world ... Michael Orso/Getty Images, FILE The first planet was detected using a 27-foot diameter telescope at the European Space Observatory’s ...

"It was so stunning to not just see the auroras, but the detail and clarity of the signature really shocked me." ...

While ascending Mount Sharp, NASA's Mars rover Curiosity has had to swing around a small ridgeline dubbed "Devil’s Gate." ...

The beloved Hubble Space Telescope is reaching its 35th anniversary, and over the years it has taken some stunning images.

Astronomers using the mighty James Webb Space Telescope have captured direct images of four planets in a star system 130 light years from Earth — an astonishingly eagle-eyed feat of cosmic photography ...