supernova
sooh per noh vuh
- n a star that explodes and becomes extremely luminous in the process
- In northern Arizona it would have risen shortly before dawn on July 5th, and the supernova would have been close to it.
- This artist's illustration provided by NASA shows what the brightest supernova ever recorded, known as SN 2006gy, may have looked like when it exploded.
- It wasn't there before the supernova.