Mysterious Star Survives a Thermonuclear Supernova Explosion
A Tenacious Star Validates a Revised Model of Supernovae A supernova is the cataclysmic explosion of a star. Thermonuclear supernovae, in particular, signal the complete…
Stars
Watching the Violent Death of a Rare, Extreme Supergiant Star
By tracing molecular emissions in the outflows around the red hypergiant star VY Canis Majoris, astronomers have obtained the first detailed map of the star’s…
The Chemistry of the Sun: Resolving a Decade-Long Controversy About the Composition of Our Star
New calculations of Solar spectrum resolve decade-long controversy about the composition of our star. Although our sun is far closer than any other star in…
The Sun Is Spinning Round Again: Solving Part of the “Solar Problem”
An international team of astronomers has succeeded in developing a model to solve part of the “solar problem.” All was wrong with the Sun! A…
Astronomers Find “Gold Standard” Star in Milky Way With the Widest Range of Elements
In our sun’s cosmic neighborhood of the Milky Way Galaxy is a relatively bright star, and in it, astronomers have been able to identify the…
Massive Stars Play a Crucial Role in Shaping Their Surroundings: How Do the Simulation Models Stack Up?
Less than one percent of stars in a galaxy are formed with masses exceeding ten solar masses. Despite their rarity, massive stars are believed to…
New Clues to Understanding the Mysterious Origin of Supernovae
Scientists from the RIKEN Cluster for Pioneering Research have used computer modeling to show how a hypothesized type of supernova would evolve on the scale…
Rapid Neutron Capture: Astronomers Discover “Gold Standard” Star in Milky Way
A team of astronomers led by University of Michigan’s Ian Roederer and including Carnegie’s Erika Holmbeck have identified the widest range of elements yet observed…
Supernova Forensics: Eight Years Later, a Mysterious Stellar Explosion Is Still Revealing Secrets
Study including University of Chicago researchers analyzes aftermath of 2014 supernova. An international group of astronomers has uncovered new clues about a mysterious stellar explosion…
Weird New Type of Stars – Covered in Helium Burning Ashes – Discovered by Astronomers
A German team of astronomers from the Universities of Tübingen and Potsdam, led by Prof. Klaus Werner, have discovered a new type of strange stars….
Simulating Supernova Remnants and Star Formation With a High-Power Laser in Earthbound Lab
High-power laser and foam ball show how blast waves from supernova remnant might trigger star formation in a molecular cloud. Molecular clouds are collections of…
An Intragalactic Treasure Hunt: Red Giant Stars’ Mass “Stolen” by Stellar Neighbors
Red Giant Stars Undergo Dramatic Weight Loss Program A new, slimmer type of red giant star has been identified by astronomers, who liken their discovery…
Cosmic Record Broken: Hubble Finds the Most Distant Star Ever Seen
The NASA/ESA Hubble Space Telescope has established an extraordinary new benchmark: detecting the light of a star that existed within the first billion years after…
Hubble Spots Farthest Star Ever Seen Thanks to Lucky Cosmic Alignment – “We Almost Didn’t Believe It”
A lucky cosmic alignment has revealed a single source of light in the first billion years after the big bang, setting up a major confirmation…
Mysterious Death of Carbon-Rich Star Plays Out Like Six-Ring Circus
Scientists studying V Hydrae (V Hya) have witnessed the star’s mysterious death throes in unprecedented detail. Using the Atacama Large Millimeter/submillimeter Array (ALMA) and data…
Misbehaving Pulsars: Unexpected Changes in the Most Predictable of Stars
Pulsars, a class of neutron stars, are extremely predictable stars. They are formed from the hearts of massive stars that have since collapsed in on…
Astronomers Make Discovery of a Lifetime: Extremely Unusual Star – “Nobody Has Seen One Before!”
A team of astronomers have made the discovery of a lifetime that will help answer burning questions on the evolution of stars. The group is…
NASA’s TESS Finds Almost 100 Quadruple Star Systems
NASA’s Transiting Exoplanet Survey Satellite (TESS) has found over 5000 candidate exoplanet candidates, and 197 confirmed exoplanets since its mission began in late 2018. TESS…
