Using the XRISM space telescope, scientists spotted faint emissions of the elements in remnants of the Cassiopeia A supernova ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

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 ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

The study, led by researchers from Kyoto University and Meiji University, used XRISM’s advanced X-ray technology to analyze ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

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

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

A faint, ancient flash of light detected by the James Webb Space Telescope (JWST) has broken the record for the most distant ...

NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its host galaxy and providing unprecedented early-universe observations.

Scientists have made an exciting breakthrough in understanding how the universe creates the ingredients needed for life. A ...