Nova vs. Supernova

Nova vs. Supernova — Is There a Difference?
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Difference Between Nova and Supernova

Novanoun

(astronomy) Any sudden brightening of a previously inconspicuous star.

Supernovanoun

(star) The explosion of a star, which increases its brightness to typically a billion times that of our sun, though attenuated by the great distance from our sun. Some leave only debris (Type I); others fade to invisibility as neutron stars (Type II).

Novanoun

a star that ejects some of its material in the form of a cloud and become more luminous in the process

Supernovanoun

a star that explodes and becomes extremely luminous in the process

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