Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

These situations allows scientists to investigate the usually hidden interiors of terrestrial worlds. Two teams of astronomers, including the observed planet's discoverers, now intend to join up ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

A recently released animation shows a new look at a large asteroid that has a small, but significant chance of impacting planet Earth in 7 years. The animation, provided by the NASA-funded ...

A new climate modeling study published in the journal Science Advances by researchers from the IBS Center for Climate Physics ...