New Aurorae Detected on All Four of Jupiter’s Major Moons
Astronomers using W. M. Keck Observatory on Maunakea in Hawaiʻi have discovered that aurorae at visible wavelengths appear on all 4 major moons of Jupiter:…
W. M. Keck Observatory News
Astronomers Watch a Star Die and Then Explode as a Supernova – For the Very First Time
It’s another first for astronomy. For the first time, a team of astronomers have imaged in real-time as a red supergiant star reached the end…
Worlds Can Change: Puffy Planets Lose Atmospheres & Become Super-Earths
Worlds Around Other Stars Can Change Their Classification If our solar system were a hobbyist kit, it would come boxed up with four rocky terrestrial…
Explosion of Supergiant Star Captured by Astronomers
Using a University of Hawaiʻi telescope on Haleakala and another on Maunakea, astronomers, for the very first time, imaged the dramatic end to a red…
Astronomers Witness a Massive Dying Star Reach Its Explosive End
Two Hawai’i Telescopes Capture a Massive Star Moments Before Going Supernova For the very first time, astronomers have imaged in real time the dramatic end…
Astronomers Capture Red Supergiant Star Exploding in Massive Supernova – For the Very First Time
Astronomers Capture Red Supergiant’s Death Throes “For the first time, we watched a red supergiant star explode,” researcher says. For the first time ever, astronomers…
Planet Discovered That Survived Its Star’s Death: A Crystal Ball Into Our Solar System’s Future
Giant gas planet orbiting a dead star gives glimpse into the predicted aftermath of our sun’s demise. Astronomers have discovered the very first confirmed planetary…
International Observatories Assemble To Solve “Energy Crisis” on Jupiter
Sitting more than five times the distance from the Sun as Earth, Jupiter is not expected to be particularly warm. Based on the amount of…
Astronomers Probe Layer-Cake Structure of Monster Brown Dwarf’s Alien Atmosphere
Jupiter may be the bully planet of our solar system because it’s the most massive planet, but it’s actually a runt compared to many of…
Tragic Teardrop Star Reveals Hidden Supernova Doom
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…
A Smoldering Stellar Corpse on the Edge: Astronomers Spot a White Dwarf So Massive It Might Collapse
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…
Astronomers Surprising Discovery: Anemic Star Cluster Breaks Metal-Poor Record
In a surprising discovery, astronomers using two Maunakea Observatories – W. M. Keck Observatory and Canada-France-Hawaii Telescope (CFHT) – have found a globular star cluster…
Jaw Dropping Observations of Black Hole Devouring a Star Reveal Rapid Disk Formation
First clear confirmation of accretion disk formation in a tidal disruption event without x-ray emissions supports theoretical predictions. When a star passes too close to…
Cosmic Heavyweights Face Off in Rare Encounters: Three Pairs of Merging Supermassive Black Holes
Maunakea Observatories Discover Three Pairs of Merging Supermassive Black Holes A cosmic dance between two merging galaxies, each one containing a supermassive black hole that’s…
Unprecedented Observations of Calcium-Rich Supernova Reveals a Compact Star’s Final Moments
Called “calcium-rich supernovae,” these stellar explosions are so rare that astrophysicists have struggled to find and subsequently study them. The nature of these supernovae and…
100 Cool Worlds Discovered Near the Sun – Fundamental to Our Understanding of the Universe
Citizen Scientists Help Locate Some Of The Coolest Brown Dwarfs Ever Discovered How complete is our census of the Sun’s closest neighbors? Astronomers and a…
Astronomers Sink Their Teeth Into Special Supernova – Exploding Stars Produce the Calcium in Our Bones and Teeth
Calcium-rich supernovae, a unique type of exploding stars, produce up to half of the calcium in the Universe. Astronomers using several telescopes at NOIRLab, including…
Surprisingly Young Galaxy – Discovered by AI – Breaks Low-Oxygen Record
Rare, Extremely Metal-Poor Nearby Galaxy Discovered With Machine Learning Astronomers using two Maunakea Observatories – Subaru Telescope and W. M. Keck Observatory – combined with…
