Comets
Hunting Unicorns: Is an Alpha Monocerotid Outburst Due in 2015?
What's rarer than a unicorn? Perhaps, its spying a a elusive meteor outburst from the heart of one... Ready for…
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What’s Orbiting KIC 8462852 – Shattered Comet or Alien Megastructure?
"Bizarre." "Interesting." "Giant transit". That were the reactions of Planet Hunters project volunteers when they got their first look at the light…
Comet US10 Catalina: Our Guide to Act II
Itching for some cometary action? After a fine winter’s performance from Comet C/2014 Q2 Lovejoy, 2015 has seen a dearth…
Adventures With Starblinker
Observational astronomy is a study in patience. Since the introduction of the telescope over four centuries ago, steely-eyed observers have…
How to Find Rosetta’s Comet In Your Telescope
How would you like to see one of the most famous comets with your own eyes? Comet 67P/Churyumov-Gerasimenko plies the…
More Evidence That Comets May Have Brought Life to Earth
The idea of panspermia -- that life on Earth originated from comets or asteroids bombarding our planet -- is not…
Spectacular Celestial Fireworks Commemorate Perihelion Passage of Rosetta’s Comet
Sequence of OSIRIS narrow-angle camera images from 12 August 2015, just a few hours before the comet reached perihelion. Credits:…
T-Minus 12 Days to Perihelion, Rosetta’s Comet Up Close and in 3D
With just 12 days before Comet 67P/Churyumov-Gerasimenko reaches perihelion, we get a look at recent images and results released by the…