Extrasolar Planet News

Posted February 2, 2012:

• New Super-Earth Detected Within the Habitable Zone of a Nearby Cool Star

Posted January 26, 2012:

• NASA's Kepler Announces 11 New Planetary Systems Hosting 26 Planets

Posted January 11, 2012:

• Astronomers Find Three Smallest Planets Outside Solar System
• Planets With Double Suns Are Common
• Planet Population Is Plentiful: Planets Around Stars Are the Rule Rather Than the Exception

Posted January 9, 2012:

• Saturn-Like Ring System Eclipses Sun-Like Star

Posted December 21, 2011:

• Some Nearby Young Stars May Be Much Older Than Previously Thought
• Astronomers Discover Deep-Fried Planets: Two Earth-Sized Planets Around Dying Star That Has Passed the Red Giant Stage

Posted December 20, 2011:

• First Earth-Size Planets Beyond Our Solar System: Smallest Exoplanets Ever Confirmed Around a Star Like Our Sun

Posted December 5, 2011:

• Giant Super-Earths Made of Diamond Are Possible, Study Suggests

Posted December 2, 2011:

• Astronomers Find 18 New Planets: Discovery Is the Largest Collection of Confirmed Planets Around Stars More Massive Than the Sun

Posted November 30, 2011:

• Astronomers Discover New Exoplanet Similar in Size to Earth; Planet Kepler-21b Found Using Space and Ground-Based Observations

Posted November 21, 2011:

• First System Developed for Assessing the Odds of Life on Other Worlds

Posted November 10, 2011:

• Giant Planet Ejected from the Solar System?

Posted November 3, 2011:

• City Lights Could Reveal E.T. Civilization

Posted October 27, 2011:

• Three New Planets and a Mystery Object Discovered Outside Our Solar System

Posted October 26, 2011:

• Faraway Eris Is Pluto's Twin

Posted October 20, 2011:

• Nearby Planet-Forming Disk Holds Water for Thousands of Oceans

Posted October 19, 2011:

• Spiral Arms Hint at Presence of Planets: High Resolution Image of Young Star With Circumstellar Disks Verifies Predictions
• Planet-Sized Object as Cool as Earth Revealed in Record-Breaking Photo
• NASA's Spitzer Detects Comet Storm in Nearby Solar System

Posted October 6, 2011:

• Astronomers Find Elusive Planets in Decade-Old Hubble Data

Posted October 4, 2011:

• Kepler Spacecraft Discovers New Multi-Planet Solar System

Posted September 29, 2011:

• Stardust Discovered in Far-Off Planetary Systems

Posted September 22, 2011:

• From the Comfort of Home, Web Users May Have Found New Planets

Posted September 15, 2011:

• NASA's Kepler Discovery Confirms First Planet Orbiting Two Stars

Posted September 13, 2011:

• Star Blasts Planet With X-Rays

Posted September 12, 2011:

• Astronomers Find 50 New Exoplanets: Richest Haul of Planets So Far Includes 16 New Super-Earths
• Astronomers Find Extreme Weather on an Alien World: Cosmic Oddball May Harbor a Gigantic Storm

Posted September 8, 2011:

• 'Invisible' World Discovered: Planet Alternately Runs Late and Early in Its Orbit, Tugged by Second Hidden World

Posted September 7, 2011:

• Hubble to Target 'Hot Jupiters'

Posted August 25, 2011:

• Pulsar Transformed Into Small Planet Made of Diamond Discovered in Milky Way

Posted August 22, 2011:

• Astronomers Find Ice and Possibly Methane on Snow White, a Distant Dwarf Planet

Posted August 11, 2011:

• Darkest Known Exoplanet: Alien World Is Blacker Than Coal

Posted August 5, 2011:

• NASA's Juno Spacecraft Launches to Jupiter

Posted July 21, 2011:

• Exoplanet Aurora: An out-of-This-World Sight

Posted July 14, 2011:

• New Planets Feature Young Star and Twin Neptunes

Posted July 12, 2011:

• Hubble's Neptune Anniversary Pictures

Posted July 5, 2011:

• NASA's Hubble Makes One Millionth Science Observation

Posted June 15, 2011:

• When Jupiter Was in the Position of Mars

Posted May 24, 2011:

• How to Learn a Star's True Age
• Kepler's Astounding Haul of Multiple-Planet Systems

Posted May 18, 2011:

• Free-Floating Planets May Be More Common Than Stars

Posted May 16, 2011:

• First Habitable Exoplanet? Climate Simulation Reveals New Candidate That Could Support Earth-Like Life

Posted May 11, 2011:

• How 'Hot Jupiters' Got So Close to Their Stars: Extrasolar Planet Research Sheds Light on Our Solar System

Posted May 4, 2011:

• Spitzer Detects Shadow of 'Super-Earth' in Front of Nearby Star

Posted April 28, 2011:

• Astronomers Unveil Portrait of 'Exotic Super-Earth:' Densest Known Rocky Planet

Posted April 18, 2011:

• Could Black Trees Blossom in a World With Two Suns?

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