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Posts by EarthSky

Photo credit: Robbo-Man
FAQs | Apr 20, 2015

What is earthshine?

That glow over the unlit part of a crescent moon – called earthshine – is light reflected from Earth.

meteor_shower_300
Tonight | Apr 19, 2015

EarthSky’s top 10 tips for meteor-watchers

You might see a lot or you might not see many, but if you stay in the house, you won’t see any.

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Science Wire | Apr 15, 2015

Experience 2 months of Rosetta’s comet

Spectacular images from Rosetta spacecraft of Comet 67P/Churyumov-Gerasimenko between January 31 and March 25. Many different angles. Increasing activity!

View larger | Image credit: NASA
Science Wire | Apr 15, 2015

Tornado track in northern Illinois

Satellite view makes clear how unlucky the 150 people of the town of Fairdale were on April 9.

Airplane glory via Brocken Inaglory at Wikipedia
FAQs | Apr 12, 2015

What is a glory?

People traveling in airplanes often see glories. The sun has to be behind your head. You’ll see the plane’s shadow cast on a cloud, surrounded by a halo of light.

cropped-complex-molecules-space
Science Wire | Apr 10, 2015

Life’s building blocks in infant star system

“From a life in the universe point of view, this is great news,” said a researcher.

Photo via Ian Wittmeyer on photo.net
FAQs | Apr 10, 2015

Why does the sky change color before a tornado?

There are a couple of theories that suggest what creates the strange greenish-yellow color that can precede a storm.

10apr06_430
Tonight | Apr 09, 2015

Use Big Dipper to find Polaris and Little Dipper

The two outer stars in the bowl of the Big Dipper always point to Polaris, which marks the end of the Little Dipper’s handle.

Screen Shot 2015-04-07 at 3.26.12 PM
Science Wire | Apr 07, 2015

How good is your eyesight? Take this test.

Who do you see? Take a couple of minutes to have some fun. Video from the guys at AsapSCIENCE.

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Science Wire | Apr 07, 2015

The python that’s eating Florida

Burmese pythons were imported to Florida as pets. Now tens of thousands of them are in the wild and they’re eating … everything. New York Times video.