NASA's Solar Dynamics Observatory investigates the Sun's cycle of highs and lows NASA provides venerable Hubble hardware to Smithsonian Record-breaking radio astronomy project to measure sky with extreme precision Close-up movie shows hidden details in the birth of super suns Shuttle Atlantis headed for delivery stop at International Space Station Astronomers discover an extrasolar planet with a highly tilted orbit Water in Moon crater, LCROSS impact reveals Rosetta bound for outer solar system after final Earth swing-by Enjoy a free tour of Astronomy.com this weekend! NASA to begin attempts to free sand-trapped Mars rover Swift, XMM-Newton satellites tune in to a middleweight black hole Astronomy magazine accepting entries for 2009 outreach award Astronomy magazine celebrates its new observatory Lunar Reconnaissance Orbiter (LRO): NASA's mission to map the lunar surface