Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

Everything we know about the formation of solar systems might be wrong, says University of Florida astronomy professor Jian Ge and his postdoc, Bo Ma. They’ve discovered the first “binary-binary” – ...

A new study of white dwarfs with "polluted" atmospheres is causing scientists to rethink how and when planets form. When you purchase through links on our site, we may earn an affiliate commission.

The dwarf planet Ceres is located in the asteroid belt but looks nothing like its neighbors. In a new paper, scientists propose an explanation for the conundrum. When you purchase through links on our ...