Astronomers discover faint dwarf galaxy that seems to exist without dark matter
A faint dwarf galaxy drifting 45 million light-years from Earth may have joined one of astronomy’s strangest clubs.…
Astronomers Discover a Sleeping Giant: Ancient Black Hole 6 Billion Times the Sun’s Mass
James Webb Space Telescope (JWST) image of the highly distorted red galaxy MRG-M0138 seen through a foreground cluster…
NASA’s Webb Finds Clues to Ancient, Distant Origin of Comet 3I/ATLAS
As interstellar comet 3I/ATLAS began moving away from the Sun in December 2025, astronomers took the opportunity to…
AI Cracks the Secrets of How the Universe’s Heaviest Elements Are Forged
Artist’s impression of a neutron star merger. Credit: Dana Berry, SkyWorks Digital, Inc. A machine learning-powered simulation is…
Scientists Say a New Universe Could Form Inside a Dying Star
An expanding mini-universe could counterbalance the collapsing matter of a star, thereby creating a stable gravastar. Credit: Daniel…
NASA’s Fermi Mission Uncovers Possible Sibling Supernova Remnants
A new study of two supernova remnants, the debris left behind after stars explode, suggests the explosions came…
NASA’s Webb Catches Exoplanet Getting Roasted
One well-done gas giant, coming right up! That’s the latest from researchers analyzing NASA’s James Webb Space Telescope’s…
Astronomers Confirm Dark Energy After Shock Challenge Rocked Cosmology
Astronomers have reaffirmed one of modern science’s most important discoveries: the universe is still expanding at an accelerating…
AI Learned the Rules of the Universe and That Became a Problem
Two images from the Quijote simulations used in this study. The panels show the same region of the…
Amendment 59: Several Updates to the ROSES-25 Summary of Solicitation
Research Opportunities in Space and Earth Sciences (ROSES)-2025 is an ongoing “omnibus” or “umbrella” solicitation meaning that it…
Scientists Develop a New Way To Measure Gravitational Waves in the Expanding Universe
Gravitational waves are typically studied as faint disturbances moving through otherwise quiet spacetime, but the situation becomes far…
A supernova remnant may have been discovered in the Milky Way
ⓘ NASA – Unsplash An image showing the supernova SN 1993J. Thanks to the Chandra X-ray Observatory, astronomers…