For obvious reasons, the Sun’s influence weakens as you get closer to the edge of the solar system. But things might be a lot ...
Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion ...
I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.
Morning Overview on MSN
An interstellar comet is tearing through our solar system at 153,000 miles per hour
A comet born around another star crossed into our solar system, accelerated to roughly 153,000 miles per hour at its closest ...
What can 3I/ATLAS teach astronomers about the origins of life?
In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...
Astronomers first spotted Comet 3I/ATLAS in June 2025, and it was later confirmed as an interstellar visitor that originated ...
The Space Race on MSN
This interstellar object isn't behaving normally... and nobody knows why
A mysterious interstellar object known as 3I Atlas is crossing our Solar System, and the more scientists observe it, the ...
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
A rare visitor from beyond the solar system has just been found streaking through our cosmic neighborhood. On July 1, 2025, the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) ...
The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.
One year ago, on July 1, 2025, astronomers discovered a fascinating new object moving through the solar system. Detected by the Asteroid Terrestrial-impact Last Alert System (ATLAS), the object was ...
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