NASA’s Chandra Observatory reveals a 25-year time-lapse of Kepler’s Supernova Remnant. Glowing debris expands at different ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

Recently, the Hubble Space Telescope captured a before-and-after image of a star exploding brightly. With the images one year apart, the contrast shows how bright a supernova is, and how that ...

The James Webb Space Telescope has captured stunning images of Sagittarius B2, a massive molecular cloud near the Milky Way's ...

What can an exploding star in a distant galaxy teach scientists about red supergiants? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of ...