Lightning Detected on Mars

By Nancy Atkinson - June 18, 2009 01:27 PM UTC | Planetary Science

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More Atmospheric CO2 Today Than in the Past 2.1 Millions Years

By Nancy Atkinson - June 18, 2009 11:05 AM UTC | Planetary Science

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Book Review: Missions to the Moon

By Mark Mortimer - June 18, 2009 10:52 AM UTC | Missions

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NASA IBEX Spacecraft Detects Neutral Hydrogen Bouncing Off Moon

By brianventrudo - June 18, 2009 09:53 AM UTC | Missions

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LRO/LCROSS Ready for Launch to the Moon

By Nancy Atkinson - June 18, 2009 07:07 AM UTC | Missions

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World's First Spaceport Begins Construction

By Nancy Atkinson - June 17, 2009 07:54 PM UTC | Space Exploration

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ISS Now Visible in Daytime!

By Nancy Atkinson - June 17, 2009 07:11 PM UTC | Space Exploration

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Exoplanet Has Oddball Orbit

By Nancy Atkinson - June 17, 2009 06:53 PM UTC | Exoplanets

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Spaceflight

By Fraser Cain - June 17, 2009 04:02 PM UTC | Space Exploration

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Where In The Universe #58

By Nancy Atkinson - June 17, 2009 03:56 PM UTC | Cosmology

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Looking for (Former) Lakeshore Property? HiRISE Finds It on Mars

By Nancy Atkinson - June 17, 2009 02:56 PM UTC | Planetary Science

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IYA Live Telescope Today: NGC 6281

By tammy-plotner - June 17, 2009 12:16 PM UTC | Telescopes

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The Case of the Missing Sunspots: Solved?

By anne - June 17, 2009 11:31 AM UTC | Solar Astronomy

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Jupiter's Fiery Moon Io Could One Day Break Free, Go Dormant

By anne - June 17, 2009 10:01 AM UTC | Planetary Science

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Planetary Line Up Graces Pre-Dawn Sky June 19-21, 2009... Make A Date!

By tammy-plotner - June 17, 2009 09:43 AM UTC | Observing

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Follow Apollo Mission "Tweets," 40 Years Later

By anne - June 17, 2009 07:46 AM UTC | Space Exploration

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Fuel Leak Delays Shuttle Again

By Nancy Atkinson - June 17, 2009 04:28 AM UTC | Space Exploration

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More Photos From the Lunar Time Machine

By Nancy Atkinson - June 16, 2009 05:55 PM UTC | Missions

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IYA Live Telescope Today: Messier 80

By tammy-plotner - June 16, 2009 05:52 PM UTC | Telescopes

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Largest Eruption Ever

By Fraser Cain - June 16, 2009 04:56 PM UTC | Planetary Science

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Largest Active Volcano

By Fraser Cain - June 16, 2009 04:29 PM UTC | Planetary Science

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History of Iron Yields New Insight Into Earth's Deepest Reaches

By anne - June 16, 2009 02:23 PM UTC | Planetary Science

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Upcoming Milestone: 500th Person in Space

By Nancy Atkinson - June 16, 2009 12:51 PM UTC | Space Exploration

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Vertical Structures Tower Above Saturn's Rings

By Nancy Atkinson - June 16, 2009 08:39 AM UTC | Planetary Science

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Heliosphere

By acessna - June 15, 2009 09:05 PM UTC | Solar Astronomy

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Meteorite May Hold Clues to Solar System Formation

By Nancy Atkinson - June 15, 2009 06:13 PM UTC | Planetary Science

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Carnival of Space #107

By Nancy Atkinson - June 15, 2009 05:15 PM UTC | Site News

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Life on Earth -- and Other Worlds -- Could Last Longer Than Expected

By Nancy Atkinson - June 15, 2009 05:10 PM UTC | Astrobiology

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Volcano Videos

By Fraser Cain - June 15, 2009 03:50 PM UTC | Planetary Science

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New Sky Survey To Catch Exploding Stars In The Act

By brianventrudo - June 15, 2009 12:40 PM UTC | Stars

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Citizen Science: Help Solve the Mystery of Epsilon Aurigae

By Nancy Atkinson - June 15, 2009 12:07 PM UTC | Stars

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LRO/LCROSS Gives Up Launch Date for STS-127

By Nancy Atkinson - June 15, 2009 11:23 AM UTC | Missions

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Tiny, Deep-Frozen Greenland Bacterium May Hold Extra-Terrestrial Clues

By anne - June 15, 2009 08:25 AM UTC | Astrobiology

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Nancy Sings the Praises of the Mars Global Surveyor

By Fraser Cain - June 14, 2009 07:56 PM UTC | Space Exploration

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Universe Today Guide to the Constellations

By Fraser Cain - June 13, 2009 02:16 PM UTC | Stars

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What Happens During a Last Second Shuttle Launch Abort

By Nancy Atkinson - June 12, 2009 01:17 PM UTC | Space Exploration

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Company's Coming! And They're Bringing the Front Porch

By Nancy Atkinson - June 12, 2009 10:53 AM UTC | Site News

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Summer Fun - The Celestron Optics Kit

By tammy-plotner - June 12, 2009 07:00 AM UTC | Observing

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Weekend SkyWatcher's Forecast - June 12-14, 2009

By tammy-plotner - June 12, 2009 06:52 AM UTC | Observing

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Kid's Astronomy - The Cup and the Raven...

By tammy-plotner - June 11, 2009 12:00 PM UTC | Observing

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Magnetic Fields Dominate Young Stars of all Sizes?

By anne - June 11, 2009 11:31 AM UTC | Stars

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IYA Live Telescope Today: Messier 107

By tammy-plotner - June 11, 2009 11:19 AM UTC | Observing

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Add Heat, Then Tectonics: Narrowing the Hunt for Life in Space

By anne - June 11, 2009 08:13 AM UTC | Astrobiology

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Planet-Forming Disk Discovered Orbiting Binary System

By nick-wethington - June 10, 2009 07:42 PM UTC | Exoplanets

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Where In The Universe #57

By Nancy Atkinson - June 10, 2009 03:29 PM UTC | Site News

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Wild Little Mercury to Cause Interplanetary Smashup? Maybe.

By anne - June 10, 2009 11:00 AM UTC | Planetary Science

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Lunar, Solar Eclipses Hold Secrets to Other Worlds

By anne - June 10, 2009 10:17 AM UTC | Planetary Science

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Astronomers Announce First Newborn Stars at Milky Way's Core

By anne - June 10, 2009 09:27 AM UTC | Milky Way

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IYA Live Telescope - Kaguya Impact: 18:30 UT / THE MOON

By tammy-plotner - June 10, 2009 08:09 AM UTC | Observing

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First Extra-Galactic Planet May Have Been Detected

By Nancy Atkinson - June 10, 2009 05:10 AM UTC | Exoplanets

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