Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us ...

TBD: ULA’s Vulcan launches U.S. space force missions. April could also see United Launch Alliance’s (ULA) Vulcan Centaur ...

Chinese scientists, in collaboration with several international research institutions, have led the construction of a ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

The Small Magellanic Cloud, a dwarf galaxy about 200,000 light-years from the solar system, can be seen with the naked eye ...

Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

What can Venus-like exoplanets, also known as exoVenuses, teach us about our own solar system and potentially finding life ...

Every year, scientists discover something new and amazing about the universe. Some of these you'll hear about no problem, but ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...