First Laser Space Debris Detection Made... in Daylight

By David Dickinson - August 20, 2020 10:34 AM UTC | Space Exploration

A new technique may prove to be a powerful tool in the battle to mitigate space debris.

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The Sun Might Have Once Had a Binary Companion Star

By Matthew Williams - August 19, 2020 06:29 PM UTC | Solar Astronomy

A new study from the Harvard Smithsonian Center for Astrophysics has bolstered the case for our Sun having a long-lost binary companion.

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Could a tabletop experiment detect gravitational waves and determine the quantum nature of gravity?

By Brian Koberlein - August 19, 2020 05:50 PM UTC | Physics

A tabletop gravitational wave detector could take decades to build, but it could answer the most fundamental questions in physics.

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This Distorted Circle is Actually a Galaxy That Looked Very Similar to the Milky Way, Shortly After the Big Bang

By Matthew Williams - August 18, 2020 04:46 PM UTC | Extragalactic

Using ALMA, a European team of astronomers was able to observe a galaxy as it looked 12 billion years ago and were surprised to see that it looks a lot like how the Milky Way appears today.

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Remembering Don Arabian, the 'Mad Genius' Behind NASA's Apollo Engineering Team

By Nancy Atkinson - August 18, 2020 12:50 PM UTC | Missions

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Machine Learning Just Classified Over Half a Million Galaxies

By Andy Tomaswick - August 18, 2020 09:47 AM UTC | Extragalactic

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Some Astronomers Think Betelgeuse Dimmed Because it "Sneezed". And it Might be Getting Ready to do it Again

By Matthew Williams - August 18, 2020 12:55 AM UTC | Stars

An international team of researchers has proposed a new explanation for why Betelgeuse has been mysteriously dimming, just as it started dimming again!

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The Last Supernovae

By Brian Koberlein - August 17, 2020 11:30 AM UTC | Stars

The last supernova in history will be the final burst of light in a cold, dark, and dead cosmos.

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What's Possible When Earth and Space-based Telescopes Work Together?

By Andy Tomaswick - August 16, 2020 12:44 AM UTC | Telescopes

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A Broken Cable Smashed Part of the Arecibo Observatory

By Matthew Williams - August 15, 2020 05:29 PM UTC | Observing

The iconic Arecibo Observatory recently suffered some damage when a support cable broke and created a large gash in the reflecting dish

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Did Snowball Earth Happen Because of a Sudden Drop in Sunlight?

By Evan Gough - August 14, 2020 06:34 PM UTC | Solar Astronomy

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Art Installation that Demonstrates How Dark Matter Bends Light with Gravity

By Matthew Williams - August 13, 2020 06:42 PM UTC | Cosmology

A new art installation at the Science Gallery Dublin, called "Dark Distortions," helps viewers to see the influence dark matter has on light in our Universe.

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Fastest Star Ever Seen is Moving at 8% the Speed of Light

By Brian Koberlein - August 13, 2020 01:21 PM UTC | Stars

A star orbiting the black hole in the center of our galaxy is moving so fast it can only be described relativistically.

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Virgin Galactic Wants to Build a Supersonic Jetliner That'll go Even Faster Than the Concorde

By Matthew Williams - August 13, 2020 03:21 AM UTC | Space Exploration

Virgin Galactic has announced a partnership with engine-maker Rolls Royce to develop a supersonic jetliner that will be even faster than the Concorde

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A Huge Ring-Like Structure on Ganymede Might be the Result of an Enormous Impact

By Evan Gough - August 12, 2020 06:46 PM UTC | Planetary Science

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It's Starting to Look Like Ceres is an Ocean World, Too

By Nancy Atkinson - August 12, 2020 06:01 PM UTC | Planetary Science

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SpaceX is Hiring People to Help Build a Resort at the Boca Chica Launch Facility

By Matthew Williams - August 12, 2020 04:05 PM UTC | Space Exploration

SpaceX recently announced that they are looking for a Resort Development Manager to help them turn Boca Chica into a bona fide spaceport

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Hubble Examines Earth's Reflection as an 'Exoplanet' During a Lunar Eclipse

By David Dickinson - August 12, 2020 11:23 AM UTC | Exoplanets

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Seeing baby stars at every stage of their formation

By Paul Sutter - August 12, 2020 11:18 AM UTC | Stars

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Lava Tubes on the Moon and Mars are Really, Really Big. Big Enough to Fit an Entire Planetary Base

By Evan Gough - August 11, 2020 08:03 PM UTC | Planetary Science

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