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Astronomers Measure the Background Brightness of the Night sky Across the World. Canary Islands are the Darkest in the Survey

By Andy Tomaswick - May 15, 2021 12:15 PM UTC | Observing
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Massive Stars Mix Hydrogen in Their Cores, Causing Them to Pulse Every few Hours or Days

By Brian Koberlein - May 15, 2021 10:18 AM UTC | Stars
Blue giant stars have a convective core that allows them to shine much longer.
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Older Stars Rotate Faster Than Expected

By Paul Sutter - May 14, 2021 04:38 PM UTC | Stars
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Concerns About James Webb's Ariane 5 Rocket Might Push the Launch Back

By Nancy Atkinson - May 14, 2021 01:03 PM UTC | Missions
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Exploding Stars are Titanium Factories

By Paul Sutter - May 13, 2021 06:35 PM UTC | Stars
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Extrasolar Object Interceptor Would be Able to Chase Down the Next Oumuamua or Borisov and Actually Return a Sample

By Nancy Atkinson - May 13, 2021 02:21 PM UTC | Space Exploration
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A Comet Seen at the end of its Life. It's covered in talcum powder

By Paul Sutter - May 13, 2021 02:03 PM UTC | Planetary Science
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Gaia Might Even be Able to Detect the Gravitational Wave Background of the Universe

By Brian Koberlein - May 13, 2021 09:32 AM UTC | Cosmology
Data from the Gaia satellite is so precise, it might be able to detect cosmic gravitational waves.
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In 1.3 Million Years, a Star Will Come Within 24 Light-Days of the Sun

By Matthew Williams - May 12, 2021 04:10 PM UTC | Stars
Using data from the Gaia Observatory, a team of Russian scientists have concluded that a star will make a close flyby of our Solar System in 1.32 million years.
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How Squeezable are Neutron Stars?

By Paul Sutter - May 12, 2021 11:13 AM UTC | Stars
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Following the Moon for Amazing May Astronomy

By David Dickinson - May 12, 2021 10:49 AM UTC | Observing
The May Moon Meets Venus and Mercury at dusk en route to eclipse season and more.
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Astronomers see a Rare "Double Quasar" in a Pair of Merging Galaxies

By Paul Sutter - May 12, 2021 05:17 AM UTC | Extragalactic
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Blue Origin Will Finally Fly Passengers to the Edge of Space in July

By Matthew Williams - May 11, 2021 07:24 PM UTC | Space Exploration
Blue Origin has a charitable auction going and whoever makes the highest bid will win a ride to space the New Shepard rocket!
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Starlink and OneWeb Have Their First Avoidance Maneuver With Each Other's Constellations

By Paul Sutter - May 11, 2021 09:50 AM UTC | Space Policy
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How can White Dwarfs Produce Such Powerful Magnetic Fields?

By Paul Sutter - May 11, 2021 09:11 AM UTC | Stars
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Ingenuity Makes a one-way Trip for the First Time, Flying to a new Landing Site

By Andy Tomaswick - May 11, 2021 08:56 AM UTC | Planetary Science
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NASA is Getting Serious About a Radio Telescope on the Moon

By Andy Tomaswick - May 11, 2021 06:41 AM UTC | Missions
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Both Uranus and Neptune Have Really Bizarre Magnetic Fields

By Paul Sutter - May 10, 2021 09:10 PM UTC | Planetary Science
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Young Stars can Evaporate Nearby Disks Before They can Form Planets

By Paul Sutter - May 10, 2021 09:10 AM UTC | Exoplanets
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A new Method Simulates the Universe 1000 Times Faster

By Andy Tomaswick - May 10, 2021 08:53 AM UTC | Cosmology
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