A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...

Professor Avi Loeb, a theoretical physicist and cosmologist from Harvard University, told MailOnline why he thinks a new ...

Scientists determine if an object is interstellar by computing its trajectory and observing its speed, as demonstrated with the recently discovered 3I/Atlas.

I/Atlas was first spotted on July 1 by the Asteroid Terrestrial-impact Last Alert System (Atlas) survey telescope in Río ...

British astronomers may have solved the mystery of an "interstellar object" hurtling towards our planet. Scientists believe the mysterious interstellar visitor may be the oldest comet ever observed.

On Episode 168 of This Week In Space, Rod Pyle and Tariq Malik jump into the headlines, and boy are there a lot of them! Welcome to the "Survivor: NASA" edition!

Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

A minuscule meteorite seems to be rewriting the history of our solar system. The 50-gram Northwest Africa 12264 has brought a new understanding of when and how rocky worlds came together. Inner ...

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

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I/ATLAS is the third known interstellar object ever discovered At 15 km wide, it’s larger and brighter than ʻOumuamua or Borisov Scientists will analyze its light to trace its system of origin ...