When you buy through links on our articles, Future and its syndication partners may earn a commission. This Hubble Space Telescope image features the galaxy LEDA 22057, which is located about 650 ...

When a massive star runs out of fuel and approaches the end of its life, it explodes in a huge outpouring of energy called a supernova. These events can be so bright that they outshine entire galaxies ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: ESA/Hubble & NASA, O. Fox, L. Jenkins, S. Van Dyk, A. Filippenko, J. Lee and the ...

SN Ares might be the most exciting one. The star exploded when the universe was about one-third of its current age.

NASA’s Hubble Space Telescope has identified a star that was one million times brighter than the Sun before it exploded as a supernova in 2005. According to current theories of stellar evolution, the ...

NASA’s Hubble Space Telescope has uncovered a witness at the scene of a star’s explosive death: a companion star previously hidden in the glare of its partner’s supernova. The discovery is a first for ...