Brezilya'Dan köken alan ancak muhtemelen Afrika orijinli, boynuzsuz, baskın olarak görülen rengi kırmızı olan ancak beyaz renge de rastlanabilen küçük yapılı, yapağısı çok kısa olan koyun ırkı.
Parlaklığı birden bire (on-onüç kadir) artan değişen yıldız.nova'lar başlangıçta yeni doğmuş yıldızlar sanılmıştır.
Star which suddenly flares up to many times its original brightness before fading again.
Star that ejects some of its material in the form of a cloud and become more luminous in the process.
Such appearances are supposed to result from cosmic collisions, as of a dark star with interstellar nebulosities.
Faint star that suddenly becomes bright, becoming visible from where no star had been seen before Only two or three novae are discovered each year Most novae are binary stars.
Star that suddenly erupts into an object of great brilliance, surpassing the Sun's luminosity by a factor of hundreds of thousands to millions of times and then fading more slowly.
Type of suddenly brightening star resulting from explosive brightening when gas is dumped from one member of a binary star pair onto the other.
Star that suddenly and temporarily brightens, thought to be due to new material being deposited on the surface of a white dwarf.
An explosion on the surface of a binary star because of a chain reaction.