Watch the Moon Occult Aldebaran This Weekend

By David Dickinson - September 01, 2015 09:16 AM UTC | Observing

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What Did We Learn About Pluto?

By Fraser Cain - August 31, 2015 02:34 PM UTC | Planetary Science

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NASA Tests Orion's Fate During Parachute Failure Scenario

By ken-kremer - August 30, 2015 03:22 PM UTC | Space Exploration

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Eclipse By Fire! Smoky Haze Pervades Night Sky, Darkens Moon

By bob-king - August 30, 2015 12:15 PM UTC | Solar Astronomy

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The Dwarf Planet Orcus

By Matthew Williams - August 29, 2015 07:40 PM UTC | Planetary Science

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Watch Where You Point That 'Scope: Police Mistake Telescope for a Gun

By Nancy Atkinson - August 29, 2015 02:02 PM UTC | Observing

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NASA and New Horizons team pick post-Pluto target ... and serve up an awesome video

By Alan Boyle - August 28, 2015 08:34 PM UTC | Missions

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August Full Moon Anticipates September's Total Lunar Eclipse

By bob-king - August 28, 2015 11:35 AM UTC | Solar Astronomy

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The Planet Uranus

By Matthew Williams - August 27, 2015 12:00 PM UTC | Planetary Science

The gas giant Uranus is the third largest planet in our Solar System, has many moons, a ring system, and composed of gases and ices.

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Are Martian Dust Storms Dangerous?

By Fraser Cain - August 27, 2015 11:27 AM UTC | Planetary Science

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The Dwarf Planet Quaoar

By Matthew Williams - August 27, 2015 09:00 AM UTC | Planetary Science

Quaoar, a dwarf planet that orbits within the Kuiper Belt, was discovered in 2002 by astronomers from Caltech. Like the discovery of Eris, its existence has added to the classification debate.

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Orbital ATK on the Rebound With Antares Return to Flight in 2016

By ken-kremer - August 27, 2015 08:35 AM UTC | Space Exploration

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Ceres' "Pyramid" Gets a Closer Look, But Bright Spots Remain a Mystery

By Nancy Atkinson - August 26, 2015 06:24 PM UTC | Planetary Science

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Ice Giants at Opposition

By David Dickinson - August 26, 2015 01:27 PM UTC | Planetary Science

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The Planet Jupiter

By Matthew Williams - August 25, 2015 12:00 PM UTC | Planetary Science

Jupiter is the 5th planet in the Solar System, and the largest by far, easily visible in the night sky without a telescope.

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How Do Stars Go Rogue?

By Fraser Cain - August 24, 2015 12:18 PM UTC | Stars

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Carnival of Space #420

By Susie Murph - August 24, 2015 12:10 PM UTC | Site News

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Astro-Challenge: Splitting 44 Boötis

By David Dickinson - August 24, 2015 11:48 AM UTC | Stars

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'One Direction' Heads to Space in new NASA Themed Music Video - 'Drag Me Down'

By ken-kremer - August 23, 2015 10:36 PM UTC | Site News

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What is the Asteroid Belt?

By Matthew Williams - August 23, 2015 09:00 AM UTC | Planetary Science

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