P erihelion – or the Earth's closest approach to our host star – will take place on January 3, 2026. At this point, our ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

Pluribus Episode 8 reveals the hive mind’s master plan, and it may have started long before the signal from Kepler-22b.

TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for ...

A rare image reveals a giant planet clinging to two stars, helping scientists understand how planets survive in chaotic star ...

Far from our solar system, astronomers have finally watched a star consume one of its own planets, catching in real time a ...

Our sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

Webb’s latest observations reveal a hellish world cloaked in an unexpected atmosphere: TOI-561 b, an ultra-hot rocky planet ...

Today, oceans cover about 70% of Earth’s surface. This stark contrast has long driven scientific interest in how water ...

Astronomers have discovered a bizarre carbon-rich planet orbiting a neutron star, PSR J2322-2650b, with soot clouds and ...

Earth is one special planet. It has liquid water, plate tectonics, and an atmosphere that shelters it from the worst of the sun's rays. But many scientists agree our planet's most special feature ...

Earth — a planet of oceans, rivers and rainforests — grew up in an interplanetary desert. When the solar system formed about 4.6 billion years ago, shards of calcium- and aluminum-rich minerals stuck ...