News
News
HR 8799 Super-Jupiters’ Days Measured for the First Time, Gives a New Spin on Unraveling Planet Formation Mystery
W. M. Keck Observatory Planet Imager and Characterizer Instrument Delivers First Science, Capturing Spin Measurements of HR 8799 Exoplanets Maunakea, Hawaiʻi – Astronomers have captured the first-ever spin measurements of HR 8799, the famed system that made history as the very first exoplanetary system to have its image taken. Discovered in 2008 by two Maunakea […]
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Teardrop Star Reveals Hidden Supernova Doom
Maunakea, Hawaiʻi – Astronomers have made the rare sighting of two stars spiraling to their doom by spotting the tell-tale signs of a teardrop-shaped star. The tragic shape is caused by a massive nearby white dwarf distorting the star with its intense gravity, which will also be the catalyst for an eventual supernova that will […]
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A White Dwarf Living on the Edge
Astronomers Have Identified A White Dwarf So Massive That It Might Collapse Maunakea and Haleakala, Hawaiʻi – Astronomers have discovered the smallest and most massive white dwarf ever seen. The smoldering cinder, which formed when two less massive white dwarfs merged, is heavy, “packing a mass greater than that of our Sun into a body […]
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Abnormally High Alcohol and Mystery Heat Source Detected on Comet Wirtanen
Study Reveals Latest Details of Comet 46P/Wirtanen’s Chemical Composition Maunakea, Hawaiʻi – Comet 46P/Wirtanen was releasing an unusual amount of alcohol as it made its historic flyby of Earth two and a half years ago. That’s one of the findings from the latest published study comet detectives conducted after observing 46P/Wirtanen with W. M. Keck […]
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New, Third Type of Supernova Observed
Maunakea, Hawaiʻi – An international team of astronomers has captured the very first evidence of a new type of supernova. The discovery confirms a prediction made four decades ago and could lead to new insights into the life and death of stars. It also sheds new light on the thousand-year mystery of the supernova that […]
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30-year Stellar Survey Cracks Mysteries of Galaxy’s Giant Planets
Maunakea, Hawaiʻi – Current and former astronomers from the University of Hawaiʻi Institute for Astronomy (IfA) have wrapped up a massive collaborative study that set out to determine if most solar systems in the universe are similar to our own. With the help of W. M. Keck Observatory on Maunakea in Hawaiʻi, the 30-year planetary […]
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W. M. Keck Observatory Achieves First Light with LRIS Upgrade
Maunakea, Hawaii – W. M. Keck Observatory’s science community is celebrating the successful revitalization of the Low Resolution Imaging Spectrometer, or LRIS – one of the Observatory’s acclaimed instruments used in Nobel Prize-winning research. The instrument team tasked with the LRIS rescue mission has completed a 2-night engineering run; within hours of the first night […]
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UH Astronomers and Maunakea Observatories to Help Map the Universe’s First Galaxies
Maunakea, Hawaii – University of Hawaiʻi Institute for Astronomy (IfA) astronomers will play an instrumental role in helping unveil the universe’s very first galaxies, more than 13 billion light years away. This week, NASA announced the first suite of science programs for its groundbreaking James Webb Space Telescope (JWST), set to launch in October 2021. The IfA researchers are part of the “COSMOS-Webb” project, which […]
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Seeing Quadruple
Machine-learning Methods Lead to Discovery of Rare “Quadruply Imaged Quasars” That Can Help Solve Cosmological Puzzles Maunakea, Hawaiʻi – With the help of machine-learning techniques, a team of astronomers has discovered a dozen quasars that have been warped by a naturally occurring cosmic “lens” and split into four similar images. Quasars are extremely luminous cores […]
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The Most Distant Radio Beacon in the Early Universe
Astronomers Discover the Most Distant Radio-loud Quasar Currently Known Maunakea, Hawaii – An international team of astronomers has pinpointed the most distant radio-bright quasar known so far. Using various telescopes around the world, including W. M. Keck Observatory on Maunakea in Hawaii, the research team led by the Max Planck Institute for Astronomy and the […]
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