Comets & Meteors


Comets & Meteors

What happened in the skies over Siberia on June 30, 1908? This video shows what the site looked like on the 100th anniversary of the mysterious explosion, which scientists think was caused by an asteroid or comet entering the Earth’s atmosphere.

Learn More about A visit to the site of the Tunguska explosion

Learn about how craters are formed and about some of Canada's impact craters.

Learn More about Impact craters

This article is for all of you out there asking yourself where do meteoroids (pieces of space debris that become meteors when they burn up in the Earth’s atmosphere) come from.

Learn More about It's raining quadrantids!

This video from the German Aerospace Center (DLR) looks at the challenges and scientific benefits of the Rosetta mission to comet 67P/Churyumov-Gerasimenko.

Learn More about Landing on a comet - the Rosetta mission

Learn more about the meteor that hit the moon and created an explosion big enough to been seen from earth with the naked eye!

Learn More about Meteor hits moon

NASA is enlisting the public's help to sort through the images from their Stardust Mission and to identify the interstellar particles embedded in the collector.

Learn More about Now that Stardust is home the real work begins

You’d never guess there was a liquid ocean out there. Or weather. Or a Death Star.

Learn More about Objects of the solar system

Comet Lovejoy plunged through the sun's atmosphere and surprisingly, survived. The comet is has been described by some astronauts as the most amazing thing they have seen in space!

Learn More about Sciencecasts: Some comets like it hot