S'Astronomia (dae su gregu: αστρονομία = astron (ἄστρον), "istedda" + nomos (νόμος), "lei"= lei de is isteddas) est sa sièntzia ch'istùdiat is acuntèssius de su celu e is ogetus celestes (isteddas, pranetas, cometas e galàssias).

Un'istedda supernova

Wikiwand in your browser!

Seamless Wikipedia browsing. On steroids.

Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.

Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.