When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Cosmic detectives are investigating a case of mistaken stellar identity: An exploding star that ...

New observations made with APEX and other telescopes have now revealed that the star that European astronomers saw was not a nova, but a much rarer, violent breed of stellar collision. It was ...

T CrB is a binary star system known for its predictable, though slightly irregular, eruptions, with historical records dating ...

Astronomers are anticipating a spectacular event in the night sky in 2025: the nova explosion of T Coronae Borealis (T CrB), a rare phenomenon that occurs roughly every 80 years. This binary star ...

A historic explosion, seen in the sky across Europe in the 17th century, has turned out to be a case of mistaken identity. For decades, scientists thought the explosion was a classical nova, a stellar ...

Southern Hemisphere observers are in for a transient treat: There’s now a naked-eye nova in the sky. Nova Reticuli 2020 was spotted by veteran comet hunter Robert McNaught from Coonabarabran, ...

Astronomy's Oldest Known 'Nova' a Cosmic Case of Mistaken Identity The remnant of CK Vulpeculae, previously known as the oldest recorded nova. Shown here, CK Vulpeculae is surrounded by a dusty torus ...

Cosmic detectives are investigating a case of mistaken stellar identity: An exploding star that was once thought to be the oldest recorded nova — a nuclear explosion on the surface of a dead star — ...