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Latest News About Stars and Galaxies
Stars are giant, luminous spheres of plasma. Galaxies consist of stars, stellar remnants, dust, gas, and dark matter, bound together by gravity. Learn more about stars and galaxies.
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In this space wallpaper, the bright core of the Tarantula Nebula with the cluster of hot stars. Note also the wisps of luminous gas extending as "legs" from the central area - this is how the nebula got its creepy name.
Astronomers think they know why a dense gas cloud near the Milky Way's center is producing so few stars.
The huge instrument is making good progress toward a planned 2018 launch, NASA officials say.
The clump of quasars stretches 4 billion light-years from end to end.
This composite space wallpaper shows the jet from a black hole at the center of a galaxy striking the edge of another galaxy.
NGC 6872 is more than five times wider than our own Milky Way.
A new estimate puts our galaxy's mass at 500 trillion to 1 quadrillion times that of the sun.
The structure is more than 300 light-years long but just 1 or 2 light-years wide.
The spectacular outburst is 10 times brighter than the biggest supernova.
Astronomers have spotted comets in six more alien star systems, bringing the tally to 10.
A new study suggests planets are extremely common throughout the galaxy.
Baby planets pull gas and dust toward their parent star, helping young suns to continue in their evolution.
This unique space wallpaper shows AB7, one of the highest excitation nebulae in the Magellanic Clouds (MCs), two satellite galaxies of our own Milky Way.
This space wallpaper shows an artist’s impression of the supergiant star Betelgeuse as it was revealed thanks to different state-of-the-art techniques on ESO’s Very Large Telescope (VLT).
Some enormous clusters manage to stay young at heart, a new study finds.
The Hubble Space Telescope has captured a spinning and gyrating white dwarf carving some incredible features into the planetary nebula (NGC 5189) it has formed.
The ratio of the mass of a proton to the mass of an electron hasn't changed.
A galaxy that may be farther than any previously seen is shedding light on the earliest years of the universe.
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