What's the difference between an asteroid and a comet? A comet is basically a dirty iceball composed of rock and ice. The classic image is of a bright "star" in the night sky with a long curved tail ...

Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

Each December, the Geminids meteor shower paints the sky with spectacular streaks of light. The source of this stunning display is 3200 Phaethon, an asteroid unlike any other. This space rock is ...

Warmer temperatures near the sun can make sodium on asteroid Phaethon "fizz," giving it comet-like tail. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

KNOXVILLE, Tenn. — A bizarre, blue asteroid that acts like a comet and appears to be responsible for the annual Geminid meteor shower made a close flyby of Earth last year, giving astronomers an ...

The Geminid meteor shower is best known for the reliable show it puts on during the winter holiday season. But the event is also unique because it stems not from a comet but from an asteroid: 3200 ...

What’s the difference between an asteroid and a comet? A comet is basically a dirty iceball composed of rock and ice. The classic image is of a bright “star” in the night sky with a long curved tail ...