Embryonic galaxies might remind you of how human embryos develop
Pérez-González is the principal investigator of SHARDS, a survey seen through the OSIRIS (Optical System for Imaging and low-Intermediate Resolution Integrated Spectroscopy) instrument of Gran Telescopio Canarias (GTC). He and his team recently published their findings in The Astrophysical Journal. Previously, massive disc and spheroidal galaxies were thought to form in just one way. SHARDS and Hubble data that had been beamed back revealed something surprising. “We have been able to detect two modes of formation of bulges, in two waves, which should help to improve galaxy formation ...
Source: syfy.com