... 2011 December 15 . The Umbra of Earth . Image Credit Copyright : Wang, Letian . ... Image Credit Copyright : Wang, Letian . Explanation: The dark, inner shadow of planet Earth is called the umbra . ...
... Pangea Ultima: Earth in 250 Million Years? . Credit Copyright: C. R. Scotese ( U. Texas at Arlington ), PALEOMAP . ... Explanation: Is this what will become of the Earth's surface? ...
... 2009 July 19 . From the Moon to the Earth . Credit: Apollo 11 , NASA . ... has the ability to go beyond the confines of planet Earth , the first humans to walk on another world -- Neil Armstrong and ...
... Pangea Ultima: Earth in 250 Million Years? . Credit Copyright: C. R. Scotese ( U. Texas at Arlington ), PALEOMAP . ... Explanation: Is this what will become of the Earth's surface? ...
... 2009 November 30 . Bright Sun and Crescent Earth from the Space Station . Credit: STS-129 Crew , NASA . ... The Sun, a crescent Earth, and the long arm of a solar panel were all visible outside a window when the Space Shuttle Atlantis ...
... 2000 November 21 . Fire on Earth . Credit: John McColgan ( AFS , BLM ) . ... Credit: John McColgan ( AFS , BLM ) . Explanation: Sometimes, regions of planet Earth can be seen lit up with fire. ...
... 2000 November 27 . Earth at Night . Credit: C. Mayhew R. Simmon ( NASA / GSFC ), NOAA / NGDC , DMSP Digital Archive . ... Explanation: This is what the Earth looks like at night. Can you find your favorite country or city ? ...
... 2000 November 6 . Heaven on Earth . Credit Copyright: Naoyuki Kurita . ... wonders of the night sky become less bright than the sunlight scattered by our own Earth's atmosphere , and so fade from view ...
... 2001 October 2 . A Flying Astronaut Over Earth . Credit: Shuttle Crew STS-64 , NASA . ... Credit: Shuttle Crew STS-64 , NASA . Explanation: What would it be like to fly free over the seas and clouds of Earth? ...