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Gravitational Astronomy? How Detecting Gravitational Waves Changes Everything

By Fraser Cain - June 18, 2017 01:15 PM UTC | Physics
We've now had multiple detections of gravitational waves, opening up a whole new field: gravitational astronomy. We talk about the detections made so far, and how we can see the Universe in a whole new way.
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Elon Musk Details His Vision for a Human Civilization on Mars

By Matthew Williams - June 17, 2017 07:31 PM UTC | Space Exploration
Musk has published an essay that outlines his vision for colonizing Mars, which he unveiled last year at the 67th annual meeting of the IAC,
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Opportunity Reaches 'Perseverance Valley' Precipice - Ancient Fluid Carved Gully on Mars

By ken-kremer - June 17, 2017 04:47 PM UTC | Planetary Science
Now well into her 13th year roving the Red Planet, NASA's astoundingly resilient Opportunity rover has arrived at the precipice of "Perseverance Valley" - overlooking the upper end of an ancient fluid-carved valley on Mars "possibly water-cut" that flows down into the unimaginably vast eeriness of alien Endeavour crater.
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The Corona Borealis Constellation

By tammy-plotner - June 16, 2017 03:30 PM UTC | Observing
Located in the northern hemisphere is the faint constellation of Corona Borealis, otherwise known as the "Northern Crown".
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Weekly Space Hangout - June 16, 2017: Dr. Natalie Batalha and NASA's NExSS

By Fraser Cain - June 16, 2017 01:35 PM UTC | Exoplanets
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This is Kind of Sad. Astronomers Find a Failed Star Orbiting a Dead Star

By Matthew Williams - June 15, 2017 02:31 PM UTC | Stars
A study by a team of international astronomers spotted something truly rare - a failed star orbiting a star near the end of its life
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The Sun Probably Lost a Binary Twin Billions of Years Ago

By Matthew Williams - June 14, 2017 03:57 PM UTC | Stars
According to a new study by a research team from UC Berkeley and Harvard, our Sun may have had a binary twin that it lost billions of years ago.
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Carnival of Space #513

By Susie Murph - June 14, 2017 02:39 PM UTC | Site News
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Time Machine Tales

By Mark Mortimer - June 14, 2017 11:22 AM UTC | Cosmology
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What is the Drake Equation?

By Matthew Williams - June 13, 2017 08:38 PM UTC | Astrobiology
In 1961, astronomer Frank Drake proposed his now-famous equation for calculating the likelihood of extra-terrestrial intelligence in the Universe.
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Flying Into the Sun? NASA's Parker Solar Probe Mission

By Fraser Cain - June 13, 2017 05:11 PM UTC | Solar Astronomy
NASA is planning a mission to get as close as possible as we can to the Sun and reveal its mysteries.
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The WOW Signal Probably Didn't Come from Aliens, or Comets as You Recently Heard

By Matthew Williams - June 13, 2017 02:29 PM UTC | Astrobiology
A new study has indicated that the famous Wow! signal may have been caused by a comet, though not all are convinced with its findings
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We'd Like One of These For Here on Earth. NASA's New Mobile Mars Laboratory Concept Rover

By Matthew Williams - June 13, 2017 01:12 AM UTC | Planetary Science
To kick of their Summer of Mars exhibit, NASA unveiled their Mars Rover Concept Vehicle - a mobile lab specially-designed for exploring Mars!
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Messier 46 - the NGC 2437 Open Star Cluster

By tammy-plotner - June 12, 2017 03:12 PM UTC | Milky Way
Located in the southern skies, about 5,500 light years from Earth, is the bright and rich open star cluster known as Messier 46 (aka. NGC 2437)
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These 25 Billion Galaxies are Definitely Living in a Simulation

By Matthew Williams - June 12, 2017 02:42 PM UTC | Cosmology
A team of astrophysicists from UZH has simulated the formation of the entire Universe, producing a catalog that will help unlock the secrets of the "Dark Universe".
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Astronomy Cast Ep. 452: Summer Observing Challenges

By Fraser Cain - June 12, 2017 01:57 PM UTC | Observing
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The Corona Australis Constellation

By tammy-plotner - June 09, 2017 03:21 PM UTC | Observing
In the southern skies lies the faint constellation known a Corona Australis (aka. the "Southern Crown"), one of the 88 constellations recognized by the IAU.
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Weekly Space Hangout - June 9, 2017: Dr. Jeffrey Forshaw Presents "Universal: A Guide to the Cosmos"

By Fraser Cain - June 09, 2017 01:21 PM UTC | Cosmology
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What Made this Mysterious Pit on Mars? Impact Crater or Natural Collapse?

By Evan Gough - June 09, 2017 01:16 PM UTC | Planetary Science
An unusual pit on the surface of Mars is a bit of a mystery to scientists: is it the result of an impact, or of the melting of carbon dioxide ice?
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Construction Tips from a Type 2 Engineer: Collaboration with Isaac Arthur

By Fraser Cain - June 09, 2017 01:06 AM UTC | Space Exploration
Fraser Cain and Isaac Arthur team up again to bring you another epic collaboration. This time, it's construction tips from an engineer from a Type 2 Civilization.
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