A star showing a sudden large increase in brightness and then slowly returning to its original state over a few months.See also supernova‘For example, amateurs have always been to the fore in discovering comets and novae, hunting for supernovae, and monitoring events happening on the planets.’
- ‘The camera pans across a galaxy of stars and planets, novae, and nebulae twinkling in the blackness.’
- ‘For the same reason, the Star is unlikely to have been a nova, even though Chinese astrologers recorded the appearance of bright novae or ‘guest stars’ in March, 5 BC and April, 4 BC.’
- ‘As matter builds in the space between the stars, the increase in energy can cause matter to be ejected from the system as a nova or supernova.’
- ‘Environments are filled with planets, black holes, novas, asteroids and wormholes among other objects, and each is rendered with stunning detail.’
Late 19th century from Latin, feminine of novus ‘new’ (because such stars were thought to be newly formed).
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