Researchers at the University of Hawaiʻi Institute for Astronomy (IfA) are helping reshape how scientists study the sun. The ...

On December 19, this interstellar visitor with its peculiar composition offers a glimpse into the makeup of celestial bodies ...

Interstellar comet 3I/ATLAS is racing into the inner solar system, a rare visitor from deep space that will swing past our ...

Scientists uncover unusually high methanol levels "raging" beyond the nucleus of interstellar comet 3I/ATLAS, revealing ...

Interstellar comet 3I/ATLAS, a visitor older than the Sun, has stunned scientists with a colossal, puzzling X-ray cloud ...

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

The X‑arithmetic technique offers a powerful new way to map the physics of other galactic structures across the universe and ...

JWST uncovers evidence of ancient “monster stars” whose extreme chemistry may explain the origins of early supermassive black ...

Astronomers have produced the first continuous, two-dimensional maps of the outer edge of the sun's atmosphere, a shifting, ...

Our solar system is a passenger on a galactic rollercoaster. Part 2 reveals how the Sun, carrying Earth, orbits the Milky Way's core at 491,000 mph, completing a circuit every 230 million years. We ...

This is the strongest evidence yet of a rocky planet beyond our solar system with an atmosphere. Astronomers using the James ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...