Many of the universe’s brightest long-lasting supernovae may owe their unusual behavior to binary star…
Category: Astronomy
Repeated Brightening Reveals “Phoebe” Is an Ordinary Variable Star, Not the Long-Sought Lunar-Mass Primordial Black Hole
What looked like one of the strongest hints yet of a lunar-mass primordial black hole…
Giant Exoplanet GJ 436 b Appears to Leave a Magnetic Imprint on Its Host Star, Revealing a Two-Way Star–Planet Relationship
Stars have long been thought to dominate the planets that orbit them, but new research…
NASA’s TESS Discovers Its First Microlensing Planet Revealing a Hidden Super-Jupiter and Suggesting Years of Archived Data May Contain More Undetected Worlds
NASA’s Transiting Exoplanet Survey Satellite (TESS) has identified its first planet through gravitational microlensing, marking…
Scientists Propose a New Way to Measure Black Hole Entropy That Could Transform How Physicists Study Merging and Evaporating Black Holes
Black holes rarely remain unchanged, yet the standard laws used to describe their thermodynamic behavior…
NASA’s Stunning Hubble Image Reveals More Than 500,000 Stars in Ancient Globular Cluster M3, Offering Fresh Clues to the Milky Way’s History
More than 500,000 stars light up a spectacular new image from NASA’s Hubble Space Telescope,…
Radio Signal From a Distant Galaxy Has Stayed Exceptionally Bright for More Than Eight Years, Revealing a Possible New Class of Black Hole Activity
After brightening by more than 20 times in a short period, the galaxy SDSS J110546.07+145202.4…
James Webb Space Telescope Discovers the Most Distant Barred Spiral Galaxy Ever Found, Revealing a Surprisingly Massive and Evolved Cosmic Structure
Hidden deep in the early universe, the newly identified galaxy M1149-BSG-z5 has become the highest-redshift…
Astronomers May Have Caught a Massive Galaxy Losing the Gas It Needs to Make Stars Just 1.4 Billion Years After the Big Bang
A massive galaxy in the young universe appears to be caught in the middle of…
Milky Way’s Central Black Hole May Not Be Acting Alone—New Model Explains Every Strange Orbit of Its Young Stars in a Single Framework
Hidden gravitational forces may have been quietly reshaping the young stars surrounding the Milky Way’s…
James Webb Space Telescope Reveals 16.5 Million Hidden Stars Inside Messier 82 Uncovering the Cigar Galaxy’s Distorted Structure and Violent Starburst History
Hidden behind thick clouds of dust for decades, the starburst galaxy Messier 82 has come…
Astronomers Uncover Dramatic Brightness Swings in Mysterious X-4 as Evidence Strongly Points to Super-Eddington Accretion Powering the Ultraluminous X-Ray Source
Violent changes in brightness, unusual spectral behavior, and the absence of detectable pulsations are giving…
Scientists Mapped 47 Million Galaxies and Found Evidence the Universe May Not Be Uniform After All
Galaxy observations spanning 47 million galaxies across 11 billion light-years have revealed evidence that the…
JWST Finds Record-Breaking Galaxy Cluster That Shouldn’t Be This Mature So Early in Cosmic History
More than 10 billion light-years away, an unexpectedly massive and highly organized galaxy cluster is…
Moon Quarantine Base Proposed as Scientists Warn Future Mars Samples Could Pose Unknown Risks to Earth
Growing plans to bring material back from the Moon, Mars, and beyond have prompted scientists…
Mars Rover Test Reveals Potential Life-Detection Clue Hidden in Ancient Organic Molecules
Scientists have successfully demonstrated that the European Space Agency’s upcoming Rosalind Franklin rover can distinguish…
Astronomers Discover Third Dark Matter-Free Galaxy in Unprecedented Cosmic Lineup
Three galaxies that appear to contain no dark matter have now been found aligned within…
Black Hole Winds Near Light Speed Blast From Distant Quasar, Revealing One of the Most Powerful Outflows Ever Seen
Two enormous streams of gas racing away from a supermassive black hole at up to…
Black Hole Wind Blasts Through Space at 30% of Light Speed, Fastest Ever Seen in Ultraviolet Light
Gas racing outward at nearly one-third the speed of light has been detected around a…
Astronomers Finally Detect Exoplanet Magnetic Fields After a 15-Year Search Using Supersonic Alien Winds
Powerful winds racing across seven scorching giant exoplanets have revealed the clearest evidence yet that…
The Moon Miranda Was Likely Born from the Debris of Ancient Cosmic Catastrophes
Chaos may have ruled the early solar system far more dramatically than previously thought. New…
James Webb Spots a Giant Galactic Bar That Shouldn’t Exist Just 1.5 Billion Years After the Big Bang
Astronomers have identified a giant stellar bar inside GN20, a massive galaxy seen just 1.5…
