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Cosmic 'Yardstick' Measures Distance to One of Universe's Oldest Objects

April 05, 2018 | Article

Astronomers are constantly searching for better ways to figure out how far away objects in the sky are, and researchers recently measured the distance to one of the oldest collections of stars in the universe.
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2 Satellites Will Probe Earth's Massive Ice Sheets (Video)

April 05, 2018 | Article

NASA plans to launch two new satellites by the end of 2018 in order to explore Earth's ice sheets, sea ice, glaciers, snow cover and permafrost, collectively known as the "cryosphere."
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Alien Atmospheres Cooked Up in Lab May Aid Exoplanet Search

April 05, 2018 | Article

Hazes baked in a lab may help researchers to understand the atmosphere of exoplanets.
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Scientists Spot the Ghostly Aurora Footprint of Jupiter's Moon Callisto

April 05, 2018 | Article

Researchers may have finally found the ghostly footprint of Jupiter's moon Callisto in the planet's auroras.
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3D Map Dices Space-Time to Reveal Thousands of Early Galaxies

April 04, 2018 | Article

Astronomers produced one of the largest 3D maps of the young universe, allowing them to "literally slice the universe in cosmic time."
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Vast Black Hole Swarm May Surround Milky Way's Heart

April 04, 2018 | Article

A swarm of thousands of black holes may surround the giant black hole at the heart of our galaxy, a new study finds.
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72 Mysterious Cosmic Flashes Puzzle Astronomers

April 04, 2018 | Article

Fast and furious cosmic flashes leave scientists flummoxed.
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In Photos: NASA's Parker Solar Probe in the Clean Room

April 04, 2018 | Image Album

See the inner workings of the Parker Solar Probe, bound for the closest-ever approach to the sun.
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So Hot, It's Cool: Record-Breaking Sun Probe Nearly Ready for Launch

April 04, 2018 | Article

Final checkouts are completed here at NASA's Goddard Space Flight Center to prepare the agency's Parker Solar Probe for launch.
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The Milky Way Galaxy Is Growing Faster Than the Speed of Sound

April 04, 2018 | Article

Our Milky Way galaxy is growing faster than the speed of sound as new stars pop up in its hinterlands, a new study suggests.
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