A newly discovered galaxy is challenging what scientists thought they knew about galactic collisions. Located 567 million ...

Between spotting galaxies that shouldn't exist, capturing the interstellar medium with unprecedented clarity, and identifying ...

Explore the astonishing findings from the Webb Telescope on the restless black hole Sagittarius A* at the Milky Way's center.

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very ...

Spend 8 minutes with an image that has changed astronomy forever - the first-ever deep field view of galaxy cluster SMACS 0723 from the James Webb Space Telescope. Credit: NASA, ESA, CSA, and STScI | ...

Astronomers using the JWST have observed Sagittarius A* continuously flaring, reshaping our understanding of black holes.

A red supergiant star appears to have changed in just a few years – an astronomical blink of an eye – which suggests it may ...

Stars form in regions of space known as stellar nurseries, where high concentrations of gas and dust coalesce to form a baby ...

Sgr A* possesses roughly 4 million times the mass of our sun and is located about 26,000 light-years from Earth. A light-year ...