Definition, synonyms, antonyms, sentences

A star that increases thousands of times in brightness and then fades.

Synonyms: Star, Orb

Antonyms: Darkness, Star that is consistently the same brightness.

1. The astronomer observed the nova as it faded.

2. Novas occur due to a buildup of energy in stars.

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Animation: The Early Flash of an Exploding Star, Caught by Kepler

Start at 8 seconds