Tag: comet

This planet-forming disk shaped like a comet is struggling to survive

In the Orion Nebula lies a host of bizarre, teardrop-shaped objects. They look like strange comets, but are in fact evaporating, planet-forming disks around young stars. Astronomers are perplexed by the existence of these disks, because they should have been destroyed long ago. This  puzzling nature, however, makes them enticing targets for study — and […]

‘Devil comet’ is about to make its closest approach of Earth

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An unusual horned comet notable for a series of outbursts, nicknamed the “devil comet,” will make its closest approach of Earth on Sunday around 3 a.m. ET. While the comet hasn’t been visible to those in […]

Astronomers just discovered a comet that could be brighter than most stars when we see it next year. Or will it?

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. Jonti Horner is an astronomer and astrobiologist based at the University of Southern Queensland, in Toowoomba, Queensland. Hot on the heels of the disappointing Green Comet, astronomers have just discovered a new comet with the potential to be next […]