What to expect from the newfound Comet Swan: An observer’s guide
Here's an observers' guide to the newly discovered Comet 2025 F2 (SWAN), which is visible in northern skies right now.
Newly discovered Comet C/2025 F2 (SWAN) captured in stunning photo blazing across UK skies
The striking Comet C/2025 F2 (SWAN) photograph was captured by astrophotographer Josh Dury at 4:50 a.m. local time on April 9.
Comet G3 (ATLAS) looks breathtaking above future home of world’s largest telescope (photos)
Stunning photos show bright comet lighting up the dark skies above ESO'sParanal Observatory, future home of the world's largest telescope.
Why Comet G3 (ATLAS) will be ‘remembered as the Great Comet of 2025’ (photos)
C/2024 G3 (ATLAS) is one of the few comets on record that became bright enough to be visible in the daytime without optical aid like binoculars or a telescope.
Trillions of comets discovered orbiting alien planet systems (image)
Using the Atacama Large Millimeter Array, astronomers have discovered icy exocomet belts circling 74 different alien planetary systems.
Photographer captures rare Comet G3 ATLAS from UK in dramatic ‘once-in-a-lifetime’ image
Photographer Josh Dury captured rare Comet C/2024 G3 (Atlas) in a dramatic 'once-in-a-lifetime' image after a challenging chase across UK skies at dusk.
Once-in-a-160000-year comet G3 ATLAS could shine as bright as Venus next week. Here’s what to expect.
One of the brightest comets in 20 years, Comet 2024 G3 (ATLAS) returns for a close encounter with the sun — but will we be able to see it?
Get ready for the ‘New Year Comet’: What to expect from Comet ATLAS (C/2024) G3
Comet ATLAS (C/2024) G3 could be set to wow sky-watchers at the beginning of 2025.
Watch spectacular Comet Tsuchinshan-ATLAS rise during the early hours of Sept. 28 with this free livestream
Comet C/2023 A3 Tsuchinshan-ATLAS will reach perihelion — and if it survives its close call with the sun, we may be in for a real treat.
Mysterious streaks seen on Saturn’s moons could be ancient rings
A series of parallel lines on Saturn’s moons Dione and Rhea have scientists scratching their heads. Could they be a sign of rings that crashed to the surface?