The transition from cluster to stream offers an extraordinary opportunity for exoplanetary science. Inside a dense cluster, ...

(Ianm35/iStock/Getty Images Plus) The Solar System is one of the comforting constants of human existence. No matter what else ...

NASA’s Nancy Grace Roman Space Telescope is predicted to detect more than 100,000 transiting planets during a single survey ...

Researchers have developed the Smaller Than Earth Habitability Model (STEHM) to assess which planets can maintain ...

Planets are bodies that orbit a star and have sufficient gravitational mass that they form themselves into roughly spherical shapes that, in turn, exert gravitational force on smaller objects around ...

More than one-third of the giant planet systems recently detected outside our solar system may harbor Earth- like planets covered in deep global oceans that offer abundant potential for life, ...

A village in Kent is home to what is thought to be the world's largest scale model of the solar system and beyond, created to ...

In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds silently loop around their stars. Some drift as far as 10,000 times the distance ...

Looking at the Solar System, Jupiter and Uranus both have plenty of irregular moons. In supercomputer simulations, the ...

Our solar system may have hosted up to six giant planets in its first hundred million years, a new study suggests. The ...

Stellar astronomy examines the life cycles of stars from their birth in dense molecular clouds to their ultimate fates as white dwarfs, neutron stars or black holes. Turbulence and gravity sculpt ...