A Harvard scientist who claims that an object hurtling through space may not be a comet but in fact an alien probe has said ...

In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. Video above: Astronomers discover how planets form The Hubble Telescope and its Wide ...

A shocking discovery on the surface of the interstellar object dubbed 3I/ATLAS could confirm that it was artificially ...

A mysterious object is hurtling toward Earth at a staggering 135,000 mph — and scientists are baffled. Named 3I/ATLAS, it's ...

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at ...

Water found on Comet 12P/Pons-Brooks is "virtually indistinguishable" from water found on Earth. A "devil" comet's water is ...

Congress may scrap the USPS’s plans for a mostly electric fleet.

NASA’s Hubble Space Telescope has captured the sharpest-ever view of the interstellar comet 3I/ATLAS, revealing clues about ...

An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

On Episode 173 of This Week In Space, Rod Pyle and and Tariq Malik look back at the week in space news.