A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Currently, the closest exoplanet to Earth is Proxima Centauri b, which orbits the star Proxima Centauri, located 4 ...

Active galactic nuclei (AGNs) occur when supermassive black holes are surrounded by vast amounts of gas and dust that swirl ...

Seidel and her team didn’t actually set out to measure magnetic fields but winds, the wind speeds on 7 exoplanets orbiting ...

Astronomers have discovered chemical differences between binary stars that indicate one has devoured at least one planet.

New research led by a scientist at IPAC—a science and data center for astrophysics and planetary science at Caltech—studying ...

Most exoplanet hunters chase biosignatures the way bird dogs chase the scent of a quail. But in a talk at the European Astrobiology Institute’s recent BEACON 25 conference in Reykjavik, astrophysicist ...

A debate has been raging among planetary scientists for more than a decade—why are there so few exoplanets with a radius of ...

Add Yahoo as a preferred source to see more of our stories on Google. The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar system for ...

Strange winds on giant exoplanets reveal clues about hidden magnetic fields that continue to baffle scientists today.

WASHINGTON: Based on the behaviour of winds on seven large and hot gas exoplanets, astronomers have obtained the strongest evidence to date that planets beyond our solar system possess magnetic fields ...