NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

NASA's Hubble Space Telescope detected material from a Pluto-like body spiraling into a white dwarf star 260 light-years away ...

Hubble has captured a dense, burned-out star in the act of consuming a Pluto-like object. Happening some 260 light years from Earth, the new observation, published in the Monthly Notices of the Royal ...

NASA's advanced observatories have unveiled the Milky Way's hidden beauty, from its dense core with a supermassive black hole ...

In a recent piece for my column The Universe, I wrote about the biggest black holes in the cosmos. Black holes are rather ...

Watch the Sept. 21 partial solar eclipse live online with this handy livestream. Coverage begins at 2 p.m. EDT (1800 GMT).

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

Will the Milky Way and Andromeda galaxies collide in several billion years? The odds have changed with a new study using 100,000 supercomputer simulations. Credit: NASA's Goddard Space Flight Center ...

In a recent study published in the Astrophysical Journalletters, scientists confirmed something both exhilarating and ...

Kevin France, a professor of astrophysics at the University of Colorado Boulder, discusses the Habitable Worlds Observatory, ...

An interstellar comet passing through the solar system contains a surprising mix of chemicals, findings that could help ...