The record-breaking galaxy is revealing secrets about the first stars and their unexpected chemical fingerprints.

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...

Learn about the recently discovered trans-Neptunian object that may eventually join Pluto as a dwarf planet, found at the ...

At the very edge of our solar system, beyond the grasp of Neptune and even past the icy sprawl of Pluto’s domain, a new ...

A distant, icy world has just been added to our solar system’s official roster, and its strange orbit might challenge one of ...

T he Solar System has just gotten a new official member. Currently, with the name of 2017 OF 201, this is a trans-Neptunian ...

A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural ...

Last Quarter Moon occurs at 7:59 A.M. EDT. This phase of the Moon offers observers a chance to focus on our satellite’s ...

Wausau Pilot & Review Central Wisconsin skywatchers can expect a visually rich week from May 16 to 23, with deep-sky targets, ...

In Chile's Atacama Desert, a new wonder is slowly emerging — the European Southern Observatory's Extremely Large Telescope (ELT), to become the world's largest eye on the universe.

Astronomers have spotted a small rocky planet that orbits perilously close to its host star disintegrating as its surface is ...

During its 35 years of orbiting the Earth, the Hubble Space Telescope has transmitted endless streams of magnificent images, confirmed the existence of "dark matter," and helped track a vagabond ...