The observatory's powerful ultraviolet tools discovered in the star's atmosphere an even higher surge of carbon than ...

A team of astronomers led by Dr. Phil Massey of Lowell Observatory has taken the sharpest look yet at one of the heaviest ...

NASA’s James Webb Space Telescope discovered a tiny new moon, S/2025 U1, orbiting Uranus, raising its moon count to 29.

Stars die and vanish from sight all the time, but astronomers were puzzled when one that had been stable for more than a decade almost disappeared for eight months.

Robot food delivery dog ...

Astronomers have identified a strikingly large gas giant orbiting a remarkably small red dwarf star — a finding that ...

Astronomers have seen a lot of stars explode, but one unusual stellar death is forcing them to rethink what they thought they ...

A Harvard scientist has suggested that an interstellar object passing through the solar system might be a nuclear-powered alien spaceship. Most astronomers believe the object, dubbed 3I/ATLAS, […] ...

Our Milky Way is one of more than 100 galaxies bound together by gravity.

Astronomers may have uncovered the origins of the mysterious “little red dots,” some of the strangest galaxies seen in the ...

The 60-meter asteroid 2024 YR4 has a 4 percent chance of hitting the moon. Could such a lunar collision create a dangerous ...

On March 16, 2025, CHIME detected an ultrabright flash of radio emissions, which automatically triggered the CHIME Outriggers ...