Puzzling planets with the apparent density of cotton candy probably have rings, according to a new study.
The space agency’s InSight lander has detected hundreds of marsquakes since arriving on the red planet about 15 months ago.
The SETI Institute leads the hunt for extraterrestrials, which has entered a new phase with myriad planets to focus on.
Researchers find plausible, alien-free explanation for observations of star KIC 8462852.
New research suggests the interstellar interlopers may indicate the presence of a vast number of as yet undetected giant exoplanets.
The new laureates discovered the first planet orbiting a solar-type star and improved our understanding of how the universe evolved.