A pair of new studies has revealed that the hellish skies of exoplanet WASP-121b contain silicon monoxide gas, which has ...

New research on the orbits of these mysterious asteroids near Venus stress the need for better space rock surveillance.

Scientists' best explanation for how planets form is called the core accretion theory. The birth of a planetary system begins ...

WASHINGTON - Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really ...