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Unusual Asteroid Suspected of Spinning to Explosion

Mauna Kea, Hawaii – A team led by astronomers from the Jagiellonian University in Krakow, Poland, recently used the W. M. Keck Observatory in Hawaii to observe and measure a rare class of “active... Read more »

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​Mars Lost an Ocean’s Worth of Water

MAUNA KEA, HI – A primitive ocean on Mars once held more water than Earth’s Arctic Ocean, according to NASA scientists who measured signatures of water in the planet’s atmosphere using the most... Read more »

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​Thermonuclear Supernova Ejects Galaxy’s Fastest Star

MAUNA KEA, HI – Scientists using the W. M. Keck Observatory and Pan-STARRS1 telescopes on Hawaii have discovered a star that breaks the galactic speed record, traveling with a velocity of about... Read more »

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Supernova Split into Four Images by Cosmic Lens

MAUNA KEA, HI – Astronomers have for the first time spotted four images of a distant exploding star, arranged in a cross-shape pattern by a powerful gravitational lens. In addition to being a... Read more »

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Three Almost Earth-Size Planets Found Orbiting Nearby Star

MAUNA KEA, HI – A team of scientists recently discovered a system of three planets, each just larger than Earth, orbiting a nearby star called EPIC 201367065. The three planets are 1.5-2 times the... Read more »

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Comprehensive Andromeda Study Hints of Violent History

MAUNA KEA, HI – A detailed study of the motions of different stellar populations in Andromeda galaxy by UC Santa Cruz scientists using W. M. Keck Observatory data has found striking differences... Read more »

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Scientists Accurately Quantify Dust Around Planets in Search for Life

MAUNA KEA, Hawaii — A new study from the Keck Interferometer, a former NASA project that combined the power of the twin W. M. Keck Observatory telescopes atop Mauna Kea, Hawaii, has brought... Read more »

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‘Eye of Sauron’ Provides New Way of Measuring Distances to Galaxies

MAUNA KEA, Hawaii — A team of scientists, led by Dr. Sebastian Hoenig from the University of Southampton, has accurately measured the distance to the nearby NGC4151 galaxy, using the W. M.... Read more »

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Evicted? Possible Black Hole Found 2,600 Light Years from Home

MAUNA KEA, Hawaii — An international team of researchers analyzing decades of observations from many facilities — including the W. M. Keck Observatory on Mauna Kea, the Pan-STARRS1 telescope on... Read more »

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Astronomers Thrilled by Extreme Storms on Uranus

MAUNA KEA, Hawaii — The normally bland face of Uranus has become increasingly stormy, with enormous cloud systems so bright that for the first time ever, amateur astronomers are able to see details... Read more »

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Tonight observers from NASA and KECK will use MOSFIRE and NIRSPEC/NIRC2-NGS/PCS. Sun set 06:45:00pm rise 06:07:00am
MOSFIRE and DEIMOS are the instruments tonight. Observers are from UCLA and UCSB. Sun set 06:45:00pm rise 06:09:00am
Tonight's schedule is MOSFIRE on Keck 1 and DEIMOS on Keck 2 for our lucky observers from UCLA and UCSB. Sun set 06:45:00pm rise 06:10:00am
The sky is ready for MOSFIRE and DEIMOS. Our observers from UCLA and UCLA are also ready. Sun set 06:44:00pm rise 06:11:00am
Keck 1 LRIS-ADC is scheduled with UCR observers. Keck 2 DEIMOS is scheduled for UCSC observers. Sun set 06:44:00pm rise 06:12:00am

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