Astronomers might have found evidence of a structure located farbeyond Neptune, potentially giving us clues about the solar system’s primordial past. This discovery involves a dense concentration of ...

Formation of the solar system in two different planetary populations: the inner rocky planets formed earlier than the outer gas and ice giants. (Illustration: Mark A. Garlick / markgarlick.com) ...

Jan. 21 (UPI) --The solar system features a unique dichotomy of planets -- the inner solar system features smaller, drier bodies, while the planets found in the outer solar system are larger and ...

A research team led by University of Minnesota School of Physics and Astronomy Professor Yong-Zhong Qian uses new models and evidence from meteorites to show that a low-mass supernova triggered the ...

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 ...

Deep near-infrared color composite image of the L1688 cloud in the Ophiuchus star-forming complex from the VISIONS European Southern Observatory public survey, where blue, green and red are mapped to ...

Michigan State University’s Seth Jacobson and colleagues in China and France have unveiled a new theory that could help solve a galactic mystery of how our solar system evolved. Specifically, how did ...