10.19.11 - Astronomers find a star with a companion as cool as Earth.
10.19.11 - Spiral arm-like structures in the disk of gas and dust around a sun-like star may provide clues to the presence of as-yet-unseen planets.
10.13.11 - A Hubble survey of 25 galactic clusters reveals the most comprehensive data to date on the distribution dark matter by observing the visual distortion or lensing due to invisible matter in the clusters.
10.06.11 - A painstaking re-analysis of Hubble Space Telescope images from 1998 has uncovered two extrasolar planets that went undetected at the time.
10.05.11 - Astronomers have found a new cosmic source for the same kind of water that appeared on Earth billions of years ago and created the oceans.
09.29.11 - New observations by NASA's Wide-field Infrared Survey Explorer, or WISE, show there are significantly fewer near-Earth asteroids in the mid-size range than previously thought.
09.29.11 - A fleet of spacecraft including the Hubble Space Telescope has uncovered unprecedented details in the surroundings of a black hole.
09.26.11 - NASA will hold a news conference at 1 p.m. EDT (10 a.m. PDT) on Thurs., Sept. 29, to reveal near-Earth asteroid findings and implications for future research.
09.20.11 - Astronomers using NASA's Wide-field Infrared Survey Explorer (WISE) have captured rare data of a flaring black hole, revealing new details about these powerful objects and their blazing jets.
09.15.11 - A world with a double sunset that was first imagined in Star Wars over 30 years ago in a galaxy far, far away has become scientific reality.