This Hubble Space Telescope image shows LEDA 42160, a galaxy about 52 million light-years from Earth. The dwarf galaxy is one ...

A small asteroid burned up in Earth's atmosphere off the coast of California just hours after being discovered and before ...

In this photo taken on Sept. 16, 1993, NASA astronauts James H. Newman (left), and Carl E. Walz evaluate procedures and gear ...

The roughly six-hour flyby in 1986 revealed Uranus' protective magnetic field was strangely empty. Now, researchers say that ...

Hubble unexpectedly finds double quasar: This image from the NASA/ESA Hubble Space Telescope shows a pair of quasars (known ...

When Voyager 2 performed the first and only close flyby of Uranus in 1986, scientists were left scratching their heads. Now, ...

NASA recently selected the PRIMA (PRobe far-Infrared Mission for Astrophysics) project as one of two candidates for its new ...

An international team of astronomers has identified three ultra-massive galaxies—each nearly as massive as the Milky ...

The Hubble Space Telescope captured an amazing view of spiral galaxy NGC 6956. The galaxy is located "214 million light-years ...

If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

Roman Coronagraph integrated with NASA's Roman Space Telescope Telescope aims to find planets 100 million times fainter than ...

The James Webb Space Telescope has captured imagery of spiral galaxy NGC 7469, which is 90,000 light-years in diameter. The ...