A closer looks at Mercury's tail. A closer looks at Mercury's tail. Mercury has been spotted cosplaying as a comet over the last few days when the sun's neighboring planet reached its nearest point to ...

Astronomers have discovered a distant exoplanet with a tail that stretches over 5.5 million miles long. Astronomers have accidentally found a planet with a debris trail like a comet that stretches up ...

JWST has captured exoplanet Tylos shedding its atmosphere into two giant tails, revealing how extreme stellar radiation can ...

A viral particle with an unprecedentedly long 'tail' has been caught infecting dinoflagellate plankton in the Pacific Ocean. The virus, PelV-1 uses its tail to attach to its intended victim while ...

Maddy has a degree in biochemistry from the University of York and specializes in reporting on health, medicine, and genetics. Maddy has a degree in biochemistry from the University of York and ...

Researchers have detected a giant tail of gas leaking from an exoplanet near Earth. The giant structure, which is up to 350,000 miles long, is being blown away from the alien world by stellar gusts, ...

Mercury's comet-like tail is made predominantly of sodium ions. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Mercury has been spotted ...