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Rivers on Mars Flowed for More Than a Billion Years

By Evan Gough - April 01, 2019 05:02 PM UTC | Planetary Science
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Ep. 524: Judging Age & Origins, part 3 - Beyond Our System

By susie - April 01, 2019 04:24 PM UTC | Planetary Science
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SpaceX Releases a New Render of What the All-Steel Starship Will Look Like Returning to Earth

By Matthew Williams - March 28, 2019 04:14 PM UTC | Space Exploration
SpaceX has released an impressive new image that shows its proposed Starship reentering the atmosphere of Earth.
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Weekly Space Hangout: March 27, 2019 - Dr. Amanda Hendrix, Director of NASA's TREX

By susie - March 27, 2019 08:03 PM UTC | Site News
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Maybe Self-Replicating Robot Probes are Destroying Each Other. That's Why We Don't See Them

By Matthew Williams - March 27, 2019 03:08 PM UTC | Space Exploration
A new study takes a look at the Fermi Paradox by considering the possibility that alien von Neumann probes could be devouring themselves.
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Carnival of Space #604

By susie - March 26, 2019 04:36 PM UTC | Site News
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Asteroid Bennu has Already Thrown Material off into Space 11 Times Since OSIRIS-REx Arrived

By Matthew Williams - March 25, 2019 06:55 PM UTC | Planetary Science
The OSIRIS-REx mission has revealed some interesting things about the asteroid Bennu, which includes the 11 plumes it witnessed in the past 3 months.
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Ep. 523: Judging Age & Origins, Pt. 2 Across the Solar System

By susie - March 25, 2019 04:20 PM UTC | Planetary Science
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Messier 82 - the Cigar Galaxy

By tammy-plotner - March 25, 2019 03:45 PM UTC | Extragalactic
Located in the vicinity Ursa Major constellation, roughly 12 million light years from Earth, is the starburst galaxy known as the Messier 82 (aka. the Cigar Galaxy).
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Pulsar Seen Speeding Away From the Supernova That Created it

By Matthew Williams - March 22, 2019 03:55 PM UTC | Stars
Recent observations have revealed a pulsar that appears to have been accelerated by the very supernova explosion that created it.
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LIGO Just Got a Big Upgrade, Will Begin Searching for Gravitational Waves Again on April 1st

By Matthew Williams - March 20, 2019 03:53 PM UTC | Physics
After undergoing upgrades, the LIGO observatory will be going back online this April, with "almost daily" detections of gravitational wave events expected.
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The Incredible Challenge of Landing Heavy Payloads On Mars

By Fraser Cain - March 20, 2019 03:36 PM UTC | Space Exploration
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Weekly Space Hangout: March 20, 2019 - Dr. Michael Zemcov of NASA's SPHEREx Mission

By susie - March 20, 2019 01:44 PM UTC | Site News
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Six People Have Begun a 122-Day Simulated Mission on the Moon

By Matthew Williams - March 19, 2019 05:37 PM UTC | Space Exploration
The SIRIUS-19 experiment recently kicked off, with six cosmonauts entering a simulated lunar environment (where they will spend the next 122 days conducting experiments).
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Almost 13,000 Years Ago, a Comet Impact Set Everything on Fire

By Matthew Williams - March 19, 2019 02:50 PM UTC | Planetary Science
A new discovery in South America has added further weight to the Young Dryas Impact theory, which states that a sudden shift in its climate 12,800 years ago was due to a comet hitting Earth.
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SpaceX Tests the Starship's Hexagonal Heatshield. Starhopper Tests Could Come as Early as This Week

By Evan Gough - March 19, 2019 02:38 PM UTC | Space Exploration
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Spot Failed Soviet Venus Probe Kosmos 482 in Earth Orbit

By David Dickinson - March 19, 2019 11:38 AM UTC | Space Exploration
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Messier 81 - the Bode Galaxy

By tammy-plotner - March 18, 2019 07:30 PM UTC | Extragalactic
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Astronomy Cast Bonus Episode: Dust with Dr. Paul Sutter

By susie - March 18, 2019 06:32 PM UTC | Cosmology
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Astronomy Cast Ep. 522: Judging Age & Origins, part 1 - Earth Rocks

By susie - March 18, 2019 04:51 PM UTC | Planetary Science
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Carnival of Space #603

By susie - March 18, 2019 02:54 PM UTC | Site News
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Which Habitable Zones are the Best to Actually Search for Life?

By Matthew Williams - March 16, 2019 10:12 PM UTC | Exoplanets
A new study conducted by an international team of scientists examines what the term "habitable zone" means and how next-generation telescopes will test our assumptions.
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SLS Rocket Promises To Do Better

By smanley - March 15, 2019 10:57 PM UTC | Space Exploration
The SLS rocket found its future launch manifest severely curtailed in a new budget request. This leaves the long overdue rocket with uncertain long term prospects.
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Progress for the Skylon. Europe agrees to continue working on the air-breathing SABRE engine

By Matthew Williams - March 15, 2019 06:03 PM UTC | Space Exploration
The ESA and Reaction Engines recently took another step towards the realization of the hypersonic SABRE engine.
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Do You See the "Cosmic Bat" in NGC 1788?

By Evan Gough - March 15, 2019 05:12 PM UTC | Extragalactic
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This Star has been Kicked Out of the Milky Way. It Knows What It Did.

By Evan Gough - March 15, 2019 03:48 PM UTC | Milky Way
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The Iridium Flare Era is About to End

By David Dickinson - March 15, 2019 12:40 PM UTC | Observing
Fast-forward to 2019, and the age of the predictable Iridium flare may be coming to an end. Already, scrolling through Heavens-Above reveals very few Iridium flares for the coming months, and these familiar nighttime flashes may become a thing of the past come 2020.
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This is the Final Photograph from Opportunity

By Evan Gough - March 14, 2019 01:47 PM UTC | Planetary Science
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Weekly Space Hangout: Mar 13, 2019 - Dr. Luisa Rebull, Spitzer, and Star Formation

By susie - March 13, 2019 06:30 PM UTC | Site News
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This is What It'll Look Like When the Milky Way and Andromeda Galaxies Collide Billions of Years from Now

By Evan Gough - March 13, 2019 06:01 PM UTC | Extragalactic
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China's Lunar Rover Wakes Up and Gets to Work for its 3rd Lunar Day

By Evan Gough - March 13, 2019 02:52 PM UTC | Space Exploration
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Using Black Holes to Conquer Space: The Halo Drive!

By Matthew Williams - March 13, 2019 02:45 PM UTC | Black Holes
According to a new study, black holes could be used as a gravitational slingshot, allowing for interstellar space exploration.
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Carnival of Space #602

By susie - March 13, 2019 01:08 PM UTC | Site News
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Jupiter or Earth? Which One's Which, and Why Do They Look so Similar?

By Evan Gough - March 12, 2019 06:08 PM UTC | Planetary Science
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Now You Can See MU69 in Thrilling 3D

By Matthew Williams - March 12, 2019 04:10 PM UTC | Planetary Science
The New Horizons team has released new images that take advantage of the "binocular effect" to create 3D impressions of Ultima Thule.
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A Newer, More Accurate Measurement Sets the Mass of the Milky Way at 1.5 Trillion Solar Masses

By Evan Gough - March 12, 2019 03:59 PM UTC | Milky Way
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Astronomy Cast Ep. 521: The Deep Space Network

By susie - March 11, 2019 04:51 PM UTC | Missions
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Messier 80 - the NGC 6093 Globular Cluster

By tammy-plotner - March 11, 2019 03:00 PM UTC | Extragalactic
Located in the Scorpius constellation, roughly 32,600 light years from Earth, is the globular cluster known as Messier 80.
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Massive Photons Could Explain Dark Matter, But Don't

By Paul Sutter - March 11, 2019 12:27 AM UTC | Physics
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Pluto and Charon Don't Have Enough Small Craters

By Matthew Williams - March 09, 2019 03:21 PM UTC | Planetary Science
The New Horizons team just shared new findings about the lack of small craters on Pluto and Charon's surface, which reveal things about the Kuiper Belt.
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It Took 10 Years to Confirm the First Planet Ever Found by Kepler

By Evan Gough - March 08, 2019 04:42 PM UTC | Exoplanets
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Ho-Hum. More Boring Success for SpaceX as Crew Dragon Splashes Down

By Evan Gough - March 08, 2019 01:22 PM UTC | Space Exploration
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This is an Actual Photograph of the Shock Waves from Supersonic Jets Interacting with Each Other

By Evan Gough - March 07, 2019 04:58 PM UTC | Physics
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Weekly Space Hangout: Mar 06, 2019 - Dr. Jeff Morgenthaler of the Planetary Science Institute

By susie - March 07, 2019 04:36 PM UTC | Site News
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You're in This Picture. It's a Selfie Taken by SpaceIL's Beresheet Lunar Lander on its Way to the Moon

By Evan Gough - March 07, 2019 02:02 PM UTC | Space Exploration
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Gamma Ray Telescopes could Detect Starships Powered by Black Hole

By Matthew Williams - March 06, 2019 04:32 PM UTC | Physics
A new study has proposed ways to search for advanced alien life by looking for the gamma rays produced by a black hole spacecraft
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Sorry Hollywood, it's Going to Take a Lot More to Destroy an Asteroid

By Matthew Williams - March 06, 2019 02:17 PM UTC | Planetary Science
A new study from John Hopkins University has shown that blowing up asteroids might be harder than we thought.
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InSight's Rock-hammer is About Half a Meter Down and has Already Run into Rocks.

By Evan Gough - March 05, 2019 02:19 PM UTC | Planetary Science
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Astronomy Cast Ep. 520: Transients: What They Are and Why They Matter Part 2

By susie - March 04, 2019 03:10 PM UTC | Stars
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Carnival of Space #601

By susie - March 04, 2019 02:57 PM UTC | Site News
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