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Trilobites: Venus Smiled, With a Mysterious Wave Across Its Atmosphere

Mon, 16 Jan 2017 16:00:13 GMT

A bow-shape feature stretched across much of Venus’s atmosphere in December 2015. Scientists from Japan’s Akatsuki spacecraft mission called it a gravity wave.Japan’s Akatsuki spacecraft detected what scientists called a gravity wave above the solar system’s second planet, but it hasn’t been seen since.

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Eugene Cernan, Last Human to Walk on Moon, Dies at 82

Fri, 20 Jan 2017 01:40:55 GMT

Eugene A. Cernan on the last human mission on the moon’s surface, in December 1972.A ferocious competitor, Mr. Cernan rocketed into space three times, went to the moon twice and shattered aerospace records on the Earth and the moon.

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SpaceX Launches Rocket, Its First Since Explosion on Launchpad

Sat, 14 Jan 2017 17:59:32 GMT

A video frame of the SpaceX Falcon 9 rocket that was launched from Vandenberg Air Force Base in California on Saturday.The return to business for Elon Musk’s company was successful, despite being overshadowed by questions about the viability of his long-range plans.

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Trilobites: Looking at Your Home Planet from Mars

Mon, 09 Jan 2017 16:07:42 GMT

A composite photograph of Earth and its moon, as seen from Mars.The camera on the Mars Reconnaissance Orbiter needed to be calibrated, so it made this image of the moon and Earth, which NASA released on Friday.

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Radio Bursts Traced to Faraway Galaxy, but Caller Is Probably ‘Ordinary Physics’

Thu, 05 Jan 2017 00:26:30 GMT

A composite image of FRB 121102, which astronomers identified as the source of bursts of radio waves.Researchers say the bursts could be caused by reactions between a neutron star and debris, or perhaps from some unexpected quirk of a supermassive black hole in the center of the galaxy.

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Trilobites: A Metal Ball the Size of Massachusetts That NASA Wants to Explore

Fri, 06 Jan 2017 21:35:31 GMT

An artist’s rendition of Psyche, the asteroid that is the target of a NASA mission in the next decade. Planetary scientists speculate it was once the nickel-iron core of a small planet.Launching in 2023, the spacecraft Psyche will reach the asteroid of the same name in 2030, and could reveal clues about the center of the Earth.

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Trilobites: The Biggest Digital Map of the Cosmos Ever Made

Thu, 29 Dec 2016 10:00:13 GMT

A composite image of the sky visible over Hawaii made over four years from a half-million exposures by the Pan-Starrs1 Observatory. If printed at full resolution, the researchers say, this photograph would be one and a half miles long.The Pan-Starrs telescope on the island of Maui released an astronomical survey that includes two petabytes of data, roughly equivalent to a billion selfies.

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Vera Rubin, 88, Dies; Opened Doors in Astronomy, and for Women

Wed, 28 Dec 2016 23:00:08 GMT

Vera Rubin in the 1970s, when she mapped the distribution of mass in spiral galaxies by measuring how fast they rotated.Dr. Rubin, who was awarded the National Medal of Science in 1993, ushered in the cosmic realization that most of the universe is invisible.

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Feature: The Woman Who Might Find Us Another Earth

Wed, 07 Dec 2016 10:00:23 GMT

Sara SeagerThe star-crossed life of Sara Seager, an astrophysicist obsessed with discovering distant worlds.

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Under Hawaii’s Starriest Skies, a Fight Over Sacred Ground

Wed, 05 Oct 2016 00:00:07 GMT

A panorama of the Milky Way from Mauna Kea, Hawaii. From left, University of Hawaii 2.2 Meter Telescope, Mauna Kea Summit, Kilauea Volcano under cloud cover and Mauna Loa.The effort to build the Thirty Meter Telescope has been held up by Hawaiians who say it desecrates Mauna Kea, one of their most beloved mountains.

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Take a Number: Absolutely Every Bit of Our Galaxy

Mon, 16 Jan 2017 15:04:36 GMT

The Milky Way as seen from a mountain in western Switzerland in August 2016.With novel mathematical methods, scientists have come up with a new estimate for the mass of the Milky Way.

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