Scientists detect comets outside our solar system

Scientists from MIT and other institutions, working closely with amateur astronomers, have spotted the dusty tails of six exocomets—comets outside our solar system—orbiting a faint star 800 light years from Earth.

Moonship Photographed by Backyard Astronomers

On June 29th, neighbors of Paul Mortfield in Ontario, Canada, heard "cheers of excitement" coming from the astronomer's house. What caused the commotion?

Green Comet Approaches Earth

In 1996, a 7-year-old boy in China bent over the eyepiece of a small telescope and saw something that would change his life--a comet of flamboyant beauty, bright and puffy with an active tail. At first he thought he himself ...

Hubble spots galaxies in close encounter

(Phys.org) —The NASA/ESA Hubble Space Telescope has produced this vivid image of a pair of interacting galaxies known as Arp 142. When two galaxies stray too close to each other they begin to interact, causing spectacular ...

A cluster with a secret

(Phys.org)—A new image from ESO's La Silla Observatory in Chile shows the spectacular globular star cluster Messier 4. This ball of tens of thousands of ancient stars is one of the closest and most studied of the globular ...

Hubble reveals the ring nebula's true shape

(Phys.org) —The Ring Nebula's distinctive shape makes it a popular illustration for astronomy books. But new observations by NASA's Hubble Space Telescope of the glowing gas shroud around an old, dying, sun-like star reveal ...

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