James Webb Telescope Reveals the Universe’s Hidden Cosmic Web in Stunning Detail
A slice through the COSMOS-Web cosmic-web map, showing galaxies across nearly 14 billion years of cosmic history. The…
The universe is significantly older than previously thought, astronomers find
Galaxies spotted by the James Webb Space Telescope have been causing trouble for the standard story of cosmic…
Learning More About Gas Giants From Exoplanet TOI-2031A
In the fall of 2025, University of Cincinnati astrophysics graduate Paul Smith discovered TOI-2031A, a gas giant that…
Webb Space Telescope Reveals Rare Planet Pair That Shouldn’t Exist
The planetary odd couple of a mini-Neptune and hot Jupiter probably formed out beyond its star’s “frostline,” in…
Massive black hole from the early universe has astronomers looking back to the Big Bang
Far back in cosmic time, one small red object is refusing to behave. Abell 2744–QSO1 appears just 700…
NASA’s Webb Space Telescope Reveals a Dark Airless Super-Earth That Looks Like Mercury
A blazing exoplanet has been revealed as a dark, airless world with a surface unlike Earth’s. Instead of…
How two rare planets travelled 190 light years together
image: ©JulPo | iStock MIT astronomers using the James Webb Space Telescope have discovered that a rare “planetary…
A dead galaxy from the early universe is forcing astronomers to rethink galactic evolution
Space tends to reward expectations. Young galaxies should spin. Gas falls in, gravity takes hold, angular momentum builds,…
Astronomers map the climate of Earth-like exoplanets for the first time
A pair of scorched worlds circling the red dwarf TRAPPIST-1 now offer one of the clearest looks yet…
Webb Space Telescope Uncovers Unexpected Ice Clouds on a Jupiter-Like World
Artist’s impression of the planet Epsilon Indi Ab, with water clouds atop its ammonia-dominated atmosphere. Credit: E. C.…
New JWST images reveal cosmic question marks and buckyballs in a planetary nebula
In 2010 astronomers made a marvelous discovery: buckyballs, also known as buckminsterfullerene molecules, inside a planetary nebula that…
Astronomers find compelling new evidence of the first stars formed after the Big Bang
A faint glow of helium, hanging near one of the earliest known galaxies, may be the clearest sign…