Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising to astronomers because most would predict the distant icy worlds to be ...

New simulations suggest globular clusters form in multiple ways and point to a mysterious new type of star system that may ...

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

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

On December 25, 2021, the largest and most powerful space telescope, the James Webb Space Telescope, was launched into space ...

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

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

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

Dark matter is an elusive type of matter that does not emit, reflect or absorb light, yet is predicted to account for most of ...

Several well-known meteorite discoveries are still a mystery. Avi Loeb’s interpretation of some meteorite debris possibly being of alien origin is controversial, because peer‑reviewed analyses point ...

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 ...