The Tail on This Bizarre, Comet-Like Asteroid Isn't Quite What Anybody Expected

Asteroid’s comet-like tail Is not made of dust, solar observatories reveal | Scientists thought asteroid Phaethon, which is the source of the Geminid meteor shower, was shedding dust to form a comet-like tail, but NASA solar observatories show the tail isn't dusty.

Sodium Surprise: Asteroid’s Comet-Like Tail Is Not Made of Dust

Asteroid's comet-like tail Is not made of dust, solar observatories reveal