A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a ...
Our solar system’s third discovered interstellar visitor, comet 3I/Atlas, will dip into the glare of the Sun this week, ...
Comet C/2025 R2 (SWAN) is a new visitor from our outer solar system. It may be easier to see as it approaches Earth next week ...
Newly discovered comet C/2025 R2 (SWAN) will soon be gracing our evening sky. Here's how to see it and what to expect.
Comet C/2025 R2 (SWAN) was discovered on Sept. 11 by amateur astronomer Vladimir Bezugly in images from NASA's Solar and ...
Interstellar comet 3I/ATLAS is about to vanish from view. Earth and this interstellar interloper will be on opposite sides of the Sun for a little while. The glare of our star will be blocking the ...
Something strange is moving through our solar system — and scientists are scrambling to figure out exactly what it is.
In October, a newly discovered comet will come so close to Earth that people may be able to make out its heavenly fireworks ...
Ever since the comet 3I/Atlas was spotted, it has sparked curiosity—not just from astronomers and physicists, but from anyone ...
Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...
While the total solar eclipse was the celestial focus in April 2024, the "Devil Comet" also received attention from skywatchers. Known officially and scientifically as Comet 12P/Pons-Brooks, the rare ...