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An Unknown Force is Kicking Stars Out of the Milky Way
If you could see it from the outside, the Milky Way would look like a majestic spiral of stars and glowing gas, rotating on its axis once every 200 million years or so like a gigantic, pinwheel 100,000 light-years across. Up close, though, you’d see that each star is jostling along on its own, moving through an entirely independent orbit.
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An Unknown Force is Kicking Stars Out of the Milky Way
A new type of 'hypervelocity star' has astronomers baffled...
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'Hand of God': NuSTAR Sees Mysterious Stellar Object in X-Rays
Astronomers using NASA's Nuclear Spectroscopic Telescope Array have captured a stunning image of a stellar structure known as the 'Hand of God.'
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Could Some Alien Worlds Be More Habitable Than Earth?
Planet hunters have always been keen to find Earth's twin, but an astrobiology team now suggests that "superhabitable" planets may be even better places to look for alien life.
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Cosmic 'web' seen for first time
The hidden tendrils of dark matter that underlie the visible Universe may have been traced out for the first time.
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Spiral Galaxies in Collision
Billions of years from now, only one of these two galaxies will remain. Until then, spiral galaxies NGC 2207 and IC 2163 will slowly pull each other apart.
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Stephen Hawking: 'There are no black holes'
Notion of an 'event horizon', from which nothing can escape, is incompatible with quantum theory, physicist claims.
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Moon Upstages the Erupting Sun
A solar flare erupted from the sun yesterday morning just as the moon passed between the sun and a NASA satellite, resulting in some amazing pictures and video of an eclipse only visible from space.
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Astronomers Create Cloud Map of Nearby Brown Dwarf Luhman 16B
Scientists using ESO's Very Large Telescope (VLT) have learned what the weather is like on the surface of one of the objects in the system Luhman 16AB.
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How To Find Our Planet’s Twin
What exactly constitutes an Earth doppelganger?
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New Type of Star Emerges From Inside Black Holes
Born inside black holes, “Planck stars” could explain one of astrophysics’ biggest mysteries and may already have been o…
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'Wobbly' planet perplexes scientists
Nasa scientists are amazed by the discovery of a very wobbly planet
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The Oldest Known Star In The Universe
Astronomers announced yesterday that they discovered the oldest known star in the universe. They believe the star is from the second generation of stars ever to form.
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Why life on other worlds would be far weirder than us
Last month, the American Astronomical Society's 223rd meeting featured the announcement of a few breakthroughs: Using the Kepler space observatory, researchers had discovered a planet roughly the...
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Alien Earths: why life on other worlds would be far weirder than us
Last month, the American Astronomical Society's 223rd meeting featured the announcement of a few breakthroughs: Using the Kepler space observatory, researchers had discovered a planet roughly the mass of Earth orbiting a star beyond our solar system, and with the Hubble telescope they had provided the first detailed look at the weather of a "super Earth" — a planet larger than ours but smaller than Neptune — in our galactic neighborhood.
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In 2014, Venus brightest around February 15
What's that very bright star or planet in the east before sunrise now? It's the planet Venus, now near its time of greatest brilliancy.
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Speeding, 900-foot Asteroid to Zoom (Safely) by Earth Monday
An asteroid the size of nearly three football fields will zoom past Earth on Monday .
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Comet Lovejoy over the Great Wall of China
A picture of the comet Lovejoy as it passed over the Great Wall of China taken by Jiajie Zhang
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This is what happens when a Black Hole sucks in a star
Formation of a debris disk after the tidal disruption of a star by a supermassive black hole
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Cassiopeia A: Astronomers Peer into Heart of Supernova
An international team of astronomers using NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) has revealed how stars blow up in supernova explosions.
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