Makemake's Mysteriously Missing Atmosphere

By jmajor - November 21, 2012 11:59 PM UTC | Planetary Science

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Is Historic Discovery imminent concerning Martian Organic Chemistry ?

By ken-kremer - November 21, 2012 10:30 PM UTC | Astrobiology

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I Am SAM

By jmajor - November 21, 2012 06:29 PM UTC | Site News

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New Online Astronomy Course from CosmoQuest

By rsanders - November 21, 2012 05:42 PM UTC | Site News

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ESA, Roscosmos Move Ahead with Plans for ExoMars Mission

By Nancy Atkinson - November 20, 2012 09:25 PM UTC | Missions

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Take 5 Minutes to See What the Moon Will Do During 2013

By Nancy Atkinson - November 20, 2012 07:38 PM UTC | Planetary Science

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Holiday Gift Idea: Hubble Star Cards

By Nancy Atkinson - November 20, 2012 06:54 PM UTC | Site News

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Take a Guided Tour of the International Space Station

By Nancy Atkinson - November 20, 2012 04:43 PM UTC | Space Exploration

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Book Review: Cry From a Silent Planet

By eva-gallant - November 20, 2012 04:14 PM UTC | Site News

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Hot Gas Bridge Discovered Connecting Galaxy Clusters

By jmajor - November 20, 2012 03:29 PM UTC | Extragalactic

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Win a Copy of "Universe: The Definitive Visual Guide"

By Nancy Atkinson - November 19, 2012 11:09 PM UTC | Site News

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A Moving Martian Topography In 3-D

By john-williams - November 19, 2012 09:23 PM UTC | Planetary Science

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Astronomers Directly Image Distant Exoplanet

By Nancy Atkinson - November 19, 2012 09:00 PM UTC | Exoplanets

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Weekly SkyWatcher's Forecast: November 19-25, 2012

By tammy-plotner - November 19, 2012 07:15 PM UTC | Observing

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Saturn. In color.

By jmajor - November 19, 2012 06:50 PM UTC | Planetary Science

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Saturn's Fluctuating F Ring

By jmajor - November 19, 2012 05:50 PM UTC | Planetary Science

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GOCE - How Low Can It Go?

By jwinder - November 19, 2012 05:15 PM UTC | Missions

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Carnival of Space #276

By carnival - November 19, 2012 05:03 PM UTC | Site News

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Brighter Than the Moon: Camera Captures Brilliant Leonid Fireball

By Nancy Atkinson - November 19, 2012 04:44 PM UTC | Observing

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Stunning New Timelapse: Storms and Stars at Joshua Tree

By Nancy Atkinson - November 19, 2012 02:55 PM UTC | Stars

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Surreal Images of Soyuz Landing in the Dark

By Nancy Atkinson - November 19, 2012 01:53 PM UTC | Space Exploration

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Can Humans Live on Mars?

By ken-kremer - November 19, 2012 03:19 AM UTC | Planetary Science

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Change of Command on the Space Station

By Nancy Atkinson - November 18, 2012 06:47 PM UTC | Space Exploration

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Watch: Ultimate Mars Challenge

By Nancy Atkinson - November 17, 2012 11:41 PM UTC | Planetary Science

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HUGE New Gale Crater Panoramas from Curiosity

By Nancy Atkinson - November 17, 2012 11:26 PM UTC | Planetary Science

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Astrophoto: Angel of the North Gets a Halo

By Nancy Atkinson - November 16, 2012 09:01 PM UTC | Observing

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Giant Spiders on Mars!

By jmajor - November 16, 2012 05:25 PM UTC | Planetary Science

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Are Dust Devils Whirling Around the Curiosity Rover?

By Nancy Atkinson - November 16, 2012 02:06 PM UTC | Planetary Science

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2012 Leonid Meteor Shower Peaks This Weekend

By Nancy Atkinson - November 16, 2012 04:09 AM UTC | Observing

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Hunting for High Life: What Lives in Earth's Stratosphere?

By jmajor - November 15, 2012 08:49 PM UTC | Astrobiology

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Now Even Further: Ancient Galaxy is Latest Candidate for Most Distant

By Nancy Atkinson - November 15, 2012 06:52 PM UTC | Extragalactic

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Spacecraft Capture Solar Eclipse's Earthly Effect

By Nancy Atkinson - November 15, 2012 05:43 PM UTC | Solar Astronomy

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Explore the Stellar Neighborhood with New Milky Way Visualization

By Nancy Atkinson - November 14, 2012 08:57 PM UTC | Milky Way

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This Day in Space History: Apollo 12 and SCE to AUX

By Nancy Atkinson - November 14, 2012 06:44 PM UTC | Space Exploration

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Spacecraft Witnesses Solar Eclipse x 3

By Nancy Atkinson - November 14, 2012 05:43 PM UTC | Solar Astronomy

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New Rogue Planet Found, Closest to our Solar System

By Nancy Atkinson - November 14, 2012 02:11 PM UTC | Exoplanets

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Closely-Orbiting Stellar Companions Surrounded by "Mystery Dust"

By jmajor - November 14, 2012 06:43 AM UTC | Stars

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'Ultimate Mars Challenge' - PBS NOVA TV Curiosity Documentary Premieres Nov. 14

By ken-kremer - November 14, 2012 12:17 AM UTC | Planetary Science

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Total Solar Eclipse, November 2012: Images and Video

By Nancy Atkinson - November 13, 2012 11:07 PM UTC | Solar Astronomy

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SETI: The Search Goes On

By Nancy Atkinson - November 13, 2012 10:22 PM UTC | Astrobiology

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Total Solar Eclipse from Australia

By Nancy Atkinson - November 13, 2012 07:57 PM UTC | Solar Astronomy

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Enticing Trailer for New Movie about a Mission to Europa

By Nancy Atkinson - November 13, 2012 05:05 PM UTC | Planetary Science

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Google Honors Canadarm's 31st Anniversary

By pars3c - November 13, 2012 03:11 PM UTC | Space Exploration

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New Bright and Blue Supernova in NGC 1365

By Nancy Atkinson - November 13, 2012 02:10 PM UTC | Extragalactic

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Spaceflight: Taking it Lying Down

By jwinder - November 13, 2012 01:32 PM UTC | Space Exploration

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The Total Solar Eclipse Down Under: How to Watch it from Anywhere in the World

By Nancy Atkinson - November 13, 2012 03:20 AM UTC | Solar Astronomy

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Astrophoto: Deep Sky Treasury

By Nancy Atkinson - November 12, 2012 09:04 PM UTC | Observing

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A Primer on Cosmic Sprinklers

By john-williams - November 12, 2012 08:45 PM UTC | Cosmology

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Here There Be Planets: Stellar Disk Gap May Reveal Newborn Worlds

By jmajor - November 12, 2012 07:29 PM UTC | Exoplanets

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Swirling Vortex and Mini Moons: Spectacular Views of the Little Things Around Saturn

By john-williams - November 12, 2012 05:52 PM UTC | Planetary Science

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