News Bulletin 247
Em 2023: 21 notícias
Desde 1995: 127 notícias

Brazilians discover ring on Quaoar, ‘cousin’ of Pluto

Publicado em 08 fevereiro 2023
An international group of researchers with several Brazilian participants discovered that Quaoar, one of the large objects orbiting beyond Neptune, has a ring. The finding suggests that these structures must be much more common than previously imagined and calls into question the understanding of the conditions that allow them to form. Quaoar is one of the known large objects that reside in the so-called Kuiper belt, where Pluto, the largest of them, is also located. At an estimated 1,110 km [...]