Earth

Night Sky Guide: January 2012

[/caption] January brings us striking views of the night skies! You'll be able to see well known constellations during the…

12 years ago

What if the Earth had Two Moons?

The idea of an Earth with two moons has been a science fiction staple for decades. More recently, real possibilities…

12 years ago

Absolutely Spectacular Photos of Comet Lovejoy from the Space Station

[/caption] Check out this absolutely stunning collection of new Comet Lovejoy photos taken by space station commander Dan Burbank just…

12 years ago

Earth’s Other Moons

[/caption] In the fall of 2006, observers at the Catalina Sky Survey in Arizona found an object orbiting the Earth.…

12 years ago

Winter Solstice – The Shortest day of the Year

[/caption] Depending on how the calendar falls, the December solstice occurs annually on a day between December 20 and 23.…

12 years ago

Earth’s Magnetic Pole Reversal – Don’t “Flip Out”!

[/caption] Have you heard or read stories about how Earth will some day reverse its magnetic poles? If you have,…

12 years ago

Ancient Zircons Help Reveal Early Earth Atmosphere

[/caption] Roughly 2.4 billion years ago, Earth's atmosphere underwent a huge change known as the "Great Oxidation Event". This switch…

12 years ago