This NASA/ESA Hubble Space Telescope Picture of the Week features the galaxy LEDA 22057, which is located about 650 million light-years away in the constellation Gemini. Like the subject of a ...

In 1987, astronomers observed an incredible star explosion in a galaxy not too far away in the Large Magellanic Cloud. Now, researchers suggest that the supernova was created by a blue compact ...

The rare supernova, named SN 2024PI, stands out in the photo as a pale blue dot shining clearly amid thick bands of gas, located just a little down and to the right of the galaxy's milky core.

Not in our own Milky Way, but in a galaxy about 75 million light-years away. The star in question is so hot that it glows crystal blue, and it shines a couple million times brighter than the star ...

Explained: Why ‘Supernova Requiem’ Will Return In 2037 With A ‘Double Blue Moon,’ The ‘Greatest Conjunction’ And A Total Solar Eclipse By Jamie Carter , Senior Contributor.

The Origins of a Mysterious, Supernova-like Blue Blast is Still Haunting Astronomers . ... It was 50,000 light-years from a nearby spiral galaxy.

A supernova occurs when a star violently explodes at the end of its lifetime. The Pinwheel Galaxy is in the direction of the Ursa Major constellation, about 21 million light-years from Earth.

The supernova, named SN 2023ixf, is located 21 million light-years away. It should remain visible with the aid of a telescope for at least a few months, astronomers said.

A supergiant star exploded 23.5 million years ago in one of the largest and brightest nearby galaxies. This spring we finally got the news. In April, the Katzman Automatic Imaging Telescope (KAIT ...