For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

Explore the story of our solar system’s formation, tracing how a vast cloud of gas and dust collapsed under gravity, collisions, and angular momentum to create a thin, spinning protolanetary disc.

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

Dive into the physics and self-organizing dynamics behind the solar system’s structure, from the turbulent early collapse of the nebula to the creation of circumplanetary discs, shepherd moons, and ...

Every winter, skiers chase smooth carving turns, reliable snow and that dream run. As the Milano Cortina Winter Olympics 2026 unfold on Earth, it raises a fun question: if the Games ever leave our ...

Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...

Why do some places wait 1,000 years to see a total solar eclipse while others get two in a decade? The surprising orbital mechanics behind where eclipses happen — and don't.