Hale-Bopp originated in the Oort Cloud, a theoretical shell of icy planetesimals surrounding the sun in the outer reaches of ...

As pressure builds, the comet’s shell cracks, releasing an icy mixture, or cryomagma, into space. This process makes the ...

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...

A volcanic comet moving around in the inner solar system has suddenly become extremely violent, blasting out four times in 48 ...

Potentially deadly comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, new ...

But scientists believe comets hurtling through space may hold that wisdom. Like an asteroid, a comet orbits the sun. The latter is a ball of ice, dust, and rock that formed in the outer solar system.

Top 10 Scariest Sounds of SpaceSubscribe to Top 10s ► <a href=" from Top 10s counts down the #Top10 Scariest Sounds of Space!

The comet's solid nucleus, the source of the whole show, is a dirty space iceberg ... It fell in toward the sun from the cold and dark outer solar system, originating in a region referred to ...

The skies over Iowa recently have been filled with Northern Lights on many nights and a comet, C/2023 A3 (Tsuchinshan-ATLAS) ...

Alfred University held a ceremony Thursday to announce the opening its Space Materials Institute, established in the Inamori ...

DAVENPORT, Iowa — A piece of outer space history is coming to Davenport ... Hubble has captured images of star births and ...