For anyone in Hawaiʻi this weekend, the sky offers a rare show. Saturn, the ringed giant, will rise bright in the evening and ...

Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...

Astronomers using NASA’s Hubble Space Telescope have witnessed a rare cosmic meal: a white dwarf star consuming pieces of a ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

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

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

Pluto is a bit of a loner. The dwarf planet is no longer considered a regular planet; it does not orbit on the same plane as ...

Most people know Yellowstone was the first national park. Ask what the second was and you may get shrugs, but it was Sequoia ...

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

WASHINGTON (AP) — President Donald Trump on Friday signed a proclamation that will require a new annual $100,000 fee for H-1B visa applications, among other changes to the program for highly skilled ...

On the side of the Sun facing Earth, a giant coronal hole appeared in the shape of an enormous love heart, many times the ...

Astronomers predict it will pass relatively close to four planets (but not Earth) and the Sun, then continue its cosmic ...