What happens when a comet collides with a gas giant? In July 1994, Shoemaker-Levy 9 slammed into Jupiter in a spectacular series of 21 explosions, creating fireballs bigger than Earth itself. This was ...

The telescope was repurposed for asteroid and comet tracking ... move away from Earth, and they are thus easier to detect or track with infrared facilities—JWST being the biggest of all ...

Astronomers have some new insight into the activity of centaurs, giant comets that could have a devastating impact if they hit the Earth's surface. Produced by Justin Gmoser and Jessica Orwig.

Prior to Comet C/2022 E3's initial sighting in January, the last time it was viewable from Earth was reportedly during the Upper Paleolithic or Old Stone Age Skyler Caruso is a Writer and Reporter ...

which is why it's taken such a long journey -- and long time -- to swing by Earth again, according to The Planetary Society. A green comet will appear in the night sky this week, for the first ...

The Tunguska meteor that hit the Earth in 1908 — the largest known natural object to enter the planet’s atmosphere ever — flattened 2,000 square kilometers of forest. Even though the ...

The stars in this study range in ages from very young to middle-aged like our Sun. This new study shows how comets play a role in the formation of stars and planetary systems. Credit: Luca Matra.

For a few days in mid-February, headlines around the world buzzed about the potential for an asteroid to hit ... Earth's past. There are countless numbers of asteroids and an unknown number of ...