“Solar system evolution is dynamic,” Levison says. “It’s violent. Our solar system is probably on the mild side compared with what happens elsewhere. You probably need that mildness in ...

This allows us to tackle key questions about the evolution of the early solar system, planet formation, and the ingredients for life. Another aim of the OSIRIS-REx mission is to link findings from ...

Could our solar system have been temporarily exposed to an enhanced flux of cosmic-rays at some point in the ancient past?

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

Harvard and Smithsonian (CfA), and its Submillimeter Array (SMA), were critical for identifying a cache of belts surrounding other stars beyond the sun where comets may reside. Regions around 74 stars ...

In this web focus, we present research papers, overview articles and opinion pieces that discuss how large impacts influenced the evolution of the early Solar System. Melt rocks returned from the ...