A Japanese H-2A rocket boosted a sophisticated weather research satellite into orbit Thursday, the centerpiece of a $1.2 billion international mission to study global precipitation in a bid to improve climate models, forecasting and understanding of the water cycle. Read More...

A statistical analysis of data collected by NASA's Kepler space telescope has confirmed the discovery of 715 newly-found planets orbiting 305 stars, pushing to total number of known planets beyond Earth's solar system to nearly 1,700, researchers announced Wednesday.
Read More...

A misunderstanding of how water behaves in a spacesuit operating in weightlessness, combined with institutional complacency and a perceived pressure to avoid delays, resulted in a frightening water leak during a 2013 spacewalk, a mishap board concluded. Read More...

A space-based X-ray telescope has detected the glow of radioactive titanium created in the catastrophic death throes of a distant star, shedding new light on the mechanisms that may be responsible for destroying massive suns. Read More...

An unmanned Progress supply ship loaded with 2.8 tons of equipment and supplies rocketed into orbit Wednesday, chased down the International Space Station and glided to a smooth automated docking after a four-orbit rendezvous.
Read More...