Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

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!

Cassini spacecraft data has been used to create the infrared views of Saturn's moon Enceladus. "Reddish areas indicate fresh ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

A unique new material that shrinks when it is heated and expands when it is cooled could help enable the ultra-stable space ...

John R. Casani, a longtime Jet Propulsion Laboratory engineer, project manager and researcher, died at the age of 92 last week. Casani served a central role in many of NASA’s historic deep ...