The Alien Lives of Extremophiles | Super-Earth or Super-Venus | Astronaut Wives Club

How Earth's 'Extremophiles' Could Aid Alien Life Search Scientists often compare life on Earth to how they imagine life would be on other planets, but the biological environment could be different, scientists say.
Super-Earth Planet Is More Like Super-Venus, NASA Says Kepler-69c's zone change from habitable to not-so-habitable illustrates the difficulty of predicting which regions around a star could host liquid water, NASA stated.
Mars Globe Mars Globe available for sale right here at the Space.com Store! Even the Hubble Space Telescope can't show you all the details found on this new edition of our classic Mars globe. Created with more than 6,000 images taken by the Viking orbiters, our 12-inch globe approximates the planet's true color. Produced in cooperation with NASA and the U.S. Geological Survey, the globe includes official names for 140 features. $120.95   $99.95
	Best Night Sky Photos of the Week: Oct. 19, 2013 From an orange Orion nebula to glowing auroras, don't miss these stunning night sky photos by stargazers and SPACE.com readers.
	Space History Photo: Testing Pioneer F Spacecraft Technicians prepare Pioneer F spacecraft for testing in the Space Simulation Chamber at TRW Systems, Redondo Beach, California.
	Halley's Comet Peppers Earth Atmosphere Even with the Moon obscuring the view, NASA's All-Sky Fireball network captured Orionid Meteor Shower's fireballs slam into the Earth's atmosphere. The two seen in this video were captured by several cameras in the United States on Nov. 20, 2013.
	'Astronaut Wives Club' Being Developed as ABC TV Series The best-selling book about the women behind America's early astronauts is being adapted for television by the creator of Gossip Girl.
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