The two faintest outer rings of Uranus look nothing alike, and that mismatch is pushing planetary scientists toward a ...

Two faint rings circling Uranus look almost identical in photographs, but when astronomers finally split their light into a full color spectrum, the rings turned out to be made of strikingly different ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

The interplanetary comet 3I/ATLAS is remarkably rich in a specific type of water that contains deuterium, meaning it came ...

These findings do not confirm past life but indicate Mars once had the right chemistry to support it. We're getting closer ...

A strange planetary system called TOI-201 is changing in real time, with three very different worlds pulling on each other.

See Venus and Uranus in conjunction on Thursday, April 23, as the “Evening Star” sweeps close to the Pleiades open star ...

ANN ARBOR, MI - Marbely Micolta, a doctoral student in astronomy and scientific computing at the University of Michigan, has been selected as one of eight new 51 Pegasi b Fellows for 2026, one of the ...

Javier Barbuzano is a freelance science journalist from Spain. He writes about astronomy, Earth sciences, and the environment. His work appears in publications such as Sky & Telescope, Eos, Science ...

A team of astronomers led by Elisabeth Matthews at the Max Planck Institute for Astronomy (MPIA) has made a discovery that highlights the limits of most current models of exoplanet atmospheres: ...

NASA unveiled a new telescope on Tuesday to scan vast swaths of the universe for planets outside our solar system and probe ...

Rather than slowly condensing over millions of years, the first building blocks of Earth and other planets may have formed ...