A new analysis of data shows that when the Voyager 2 spacecraft flew past Uranus in 1986, it saw a skewed view of the planet's magnetosphere. Here's why.
Astronomers say they've developed a new method to detect light that echoes around black holes. It could help them measure black holes' size and rotation.
A new study of grain samples from asteroid Ryugu shows that an ancient magnetic field helped form asteroids and planets in the early outer solar system.
Join us at 12:15 CST (18:15 UTC) on Monday, November 11, when former NASA chief Alan Stern will be discussing the Fermi Paradox. Where are all the aliens?
Scientists think the giant exoplanet J1407b has a massive ring system much larger than Saturn's. A new study suggests the rings may orbit the planet backward.
Where are the giant craters on Venus? Huge concentric rings in the Haasttse-baad Tessera region may be the result of two back-to-back asteroid impacts.