APOD – 3/13/13: Comet Pan-STARRS

This majestic scene captures the Comet Pan-STARRS setting to the left of the very thin crescent moon.   Recently, the comet has made an appearance in the skies of the Northern Hemisphere and can...

March 13, 2013

Comet Pan-STARRS

  This year is going to be a very busy year for comets. Everyone is eagerly awaiting comet ISON later this year, but that is going to be our third visit by a comet this year alone!   Our...

March 8, 2013

ESO Scientists Unveil an “Unprecedented Discovery” About Gravitational Waves

"I had never seen anything like it."

October 16, 2017

The Largest Ever Digital Survey of the Universe Just Mapped Billions of Stars

The biggest map of the Earth's skies is here

December 20, 2016

NASA’s Scout Space Monitoring System Gave 5 Days Warning of Passing Asteroid

We had five days to assess the potential impact.

November 1, 2016

Remarkably Strange Object Found Orbiting Backwards Beyond Neptune

The Solar System just got weirder.

August 13, 2016

NASA Just Confirmed That Earth Has A New “Mini-Moon”

NASA findings show that there is a quasi-moon that's been orbiting the Earth for almost a century.

June 17, 2016

Newly Discovered, Tailless Comet Could Shed Light On the Birth of Our Solar System

It's the first-ever tailless comet, and it takes 860 years to complete a trip around the Sun

May 2, 2016

Russia’s Ballistic Missiles Versus Asteroid Apophis

Russian scientists are preparing Inter-Continental Ballistic Missiles against asteroid Apophis, which is expected to come close to Earth in the coming decades.

February 22, 2016

Weather on Bizarre Alien World is Mixed Bag of Smoldering Dust and Molten Iron Rain

The far-off world is around the same size as Jupiter, but roughly eight times more massive.

November 8, 2015
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