NOVA
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Καταστήματα WIND Ιστιαία
- Adres
- ΙΣΤΙΑΙΑ 34 200 Istiaía , Euboea Greece
- Telefon
- +30 2226 052219
- Web Sitesi
- https://nova.gr
- X (Twitter)
- https://twitter.com/novagreece
- https://facebook.com/129766020417759
- https://instagram.com/nova_greece
A nova is a transient astronomical event that causes the sudden appearance of a bright, apparently "new" star that slowly fades over weeks or months. All observed novae involve white dwarfs in close binary systems, but causes of the dramatic appearance of a nova vary, depending on the circumstances of the two progenitor stars. The main sub-classes of novae are classical novae, recurrent novae (RNe... (Wikipedia)
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