Astronomers have discovered the largest known asteroid that rotates at an extreme speed. The object, designated 491384, has ...

A Southwest Research Institute (SwRI)-led team has developed an improved model for predicting solar events that incorporates activity on the far side of the sun. The team studied near-simultaneous ...

Webb tracked atmospheric changes on WISE 0855, a cold, free-floating world about 7. 5 light-years away.

In 2022, a Sun-observing probe flew through an S-shaped stream of charged particles pouring out of the star. These mysterious ...

When a dying star runs out of fuel and sheds its outer layers, its remaining core can become an approximately Earth-sized, ...

Introduction]A cold, icy planet 4.5 billion kilometers from the Sun, where even light barely reaches—that is Neptune, the ...

Few people have heard of the leap second, yet it is so important that timekeepers from across the world are meeting next week ...

I built a 3D moving solar system for my elementary school child. The planets orbit in their real calendar positions, and it works just by opening it in a browser.I can't write code, but I had Claude ...

Astronomers have confirmed the youngest detected planet outside our solar system, offering a rare glimpse into the earliest stages of planetary formation, according to a news release from the W. M.

Thousands of planets have been discovered beyond our solar system, offering clues to where life might thrive and whether Earth is truly unique. By Natalie Wolchover Natalie is a Pulitzer Prize winning ...

Two large coronal holes in Earth-facing positions are sending back-to-back solar wind streams toward Earth, with isolated G1 (minor) storm intervals and aurora viewing chances at high latitudes ...