America's Largest Rocket Launches Top-Secret Spy Satellite | Oldest Sun-Like Star Previews Sun's Fate

America's Largest Rocket Launches Top-Secret Spy Satellite The United States' largest rocket launched a spy satellite on a hush-hush mission Wednesday (Aug. 28).
Oldest Sun-Like Star Previews Sun's Fate Astronomers have found a twin star to Earth's own sun, only much older. The rare star is the oldest known "solar twin," and offers a peek at what Earth's star will look like in 4 billion years.
	Scientists Construct Huge 20-Ton Mirror for Next Mega-Telescope An enormous telescope that could help unlock many of the mysteries of the cosmos is really starting to come together.
	Moon Water Discovery Hints at Mystery Source Deep Underground Evidence of water spotted on the moon's surface by a sharp-eyed spacecraft likely originated from an unknown source deep in the lunar interior, scientists say.
	Spy Satellite Data Reveal Antarctic Ice Vulnerability Declassified spy satellite imagery of Antarctica dating back to the 1960s has revealed that the world's largest ice sheet may be more susceptible to climate change than once thought..
	NASA Satellites Track California's Rim Wildfire from Space NASA satellites in orbit high above the surface of the Earth are keeping close tabs on the massive wildfire currently raging in California..
You've received this message because you've registered or accepted our invitation to receive email from SPACE.com To unsubscribe, click here Copyright © 2013 TechMediaNetwork.com ALL RIGHTS RESERVED 150 Fifth Avenue, 9th Floor, New York, NY 10011 2425 Lincoln Ave. Ogden, UT 84003