Supernova 2014J in M82, the Cigar Galaxy, appears to have peaked in late Jan.-early Feb. at around magnitude 10.5. It's now slowly beginning to fade. This photo taken Jan. 31 near peak. Credit: Joseph ...

On Jan. 21, astronomers spotted the closest supernova in recent decades flash to life in the galaxy M82, some 11.5 million light-years from Earth. The supernova, designated SN 2014J, suddenly became a ...

WASHINGTON – Fire and ice captured the attention of the worldwide astronomical community in the past 24 hours. The fire came from the explosion of one of the closest supernovas to Earth since February ...

Twelve million years ago, a star exploded. Today, you can see it online. At 1 p.m. PST Thursday, the website Slooh.com will livestream a view of the newly discovered supernova 2014J from its telescope ...

White dwarf supernovas—also known as type Ia—are both bright enough and consistent enough in their characteristics to be used to measure distances to far-off galaxies. That's why the discovery of an ...