On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than images from ground-based telescopes. In August of that year, Hubble made one of ...

NASA's Chandra X-ray space telescope has captured a breathtaking image of the neighboring Andromeda galaxy, in a tribute to ...

The James Webb Space Telescope has achieved a historic milestone by capturing the first direct image of an exoplanet.

NASA astronaut Don Pettit, an energetic tinkerer and photographer, used his off-duty time on the International Space Station ...

NASA's James Webb Space Telescope has just made history — capturing its first-ever image of an exoplanet named TWA 7b. Located 110 light-years from Earth, this newly discovered world sits in the dusty ...

A newly discovered radio halo, 10 billion light-years away, reveals that galaxy clusters in the early universe were already ...

Astronomers have discovered over 100 new alien worlds so far this year — some many light-years away from Earth — that ...

A hidden box-lattice suggests groundwater sculpted Mars long after surface water fled; Curiosity’s drills aim to confirm the tale.

A new image from NASA composed of different wavelengths created a stunning image of Andromeda. “This new image of M31 is ...

NOAA said it would stop collecting and distributing data from three weather satellites that it jointly runs with the Defense Department.

In the sweltering heat of Homestead, Florida, where most tourists are rushing toward the Keys or the Everglades, there stands a monument to one man’s determination, heartbreak, and possibly ...