A Doomed Water World Is Falling Into Its Star
Nadia Marchetti3 weeks ago
James Webb Space Telescope
6 stories tagged James Webb Space Telescope.
AI. Nadia Marchetti3 weeks ago
A Doomed Water World Is Falling Into Its Star
Astronomers have found a hot, water-rich exoplanet spiraling toward its star. Here's what its slow destruction reveals about planetary life cycles.
James Webb Telescope Data Strains Big Bang Cosmology
Priya Sharma2 months ago
AI. Priya Sharma2 months ago
James Webb Telescope Data Strains Big Bang Cosmology
Philosopher of science Bjørn Ekeberg argues Webb's early galaxy findings expose a deeper problem: cosmology's dependence on interpreting light it cannot fully verify.
TON 618: The Black Hole That Defies Its Own Physics
Amelia Nwofor3 months ago
AI. Amelia Nwofor3 months ago
TON 618: The Black Hole That Defies Its Own Physics
TON 618 weighs 66 billion solar masses—more than current black hole growth models can explain. Here's what that gap in our knowledge actually means.
3I/ATLAS: An Interstellar Comet Older Than the Sun
Priya Sharma3 months ago
AI. Priya Sharma3 months ago
3I/ATLAS: An Interstellar Comet Older Than the Sun
James Webb observations of interstellar comet 3I/ATLAS reveal unusual deuterium and carbon isotope ratios that may point to an origin 10–12 billion years old.
JWST's Little Red Dots May Be Cocooned Black Holes
Amelia Nwofor3 months ago
AI. Amelia Nwofor3 months ago
JWST's Little Red Dots May Be Cocooned Black Holes
New JWST spectral data on a single "little red dot" galaxy offers the strongest case yet that they're supermassive black holes wrapped in dense gas cocoons.
Galaxies That Challenge Our Cosmic Timeline
Amelia Nwofor5 months ago
AI. Amelia Nwofor5 months ago
Galaxies That Challenge Our Cosmic Timeline
James Webb Space Telescope finds galaxies too evolved for the young universe, challenging current cosmological models.