This world is part of a planetary system with four other planets, including a super-Venus and a possibly habitable ...

We're starting to see just how exceptional our own solar system and its history is, as more exoplanets are discovered. A fourth exoplanet discovery in the LHS 1903 system made by ESA's CHEOPS mission ...

An illustration of the collision. (Andy Tzanidakis) A distant star whose light suddenly flickered like a guttering candle has ...

As solar geoengineering gains attention, questions are emerging about how slightly dimmer sunlight could affect human health, ...

Astronomers have discovered a strange new type of exoplanet known as a Hycean world—an ocean-covered planet with a thick ...

The African continent is splitting along a triple junction of rifts that converge in Afar, Ethiopia. A new ocean may take ...

Venus and Jupiter will appear close in the sky on June 9, 2026. No special equipment needed. Look west after sunset for this ...

During these episodes, known as Snowball Earth, ice sheets spread from the poles toward the equator, turning much of the planet into a frozen world.

Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that unlikely occurrence, ranked.

Spring gets its official start Friday in the Northern Hemisphere with the arrival of the vernal equinox. But what does that ...

A massive rock from Mars, known as Black Beauty, has yielded new insights into the planet’s history. Scientists used advanced scanning techniques to examine this Martian meteorite. Despite the rock’s ...

“At the heart of Mudfest,” she said, “is our belief in music’s capacity to bridge societal divides and reveal our commonalities.” Mela Jones, director of Desert of Maine in Freeport, calls Isaacson a ...