Frontiers
Giant Comet Bernardinelli-Bernstein: What Comes Around Goes Around
Almost everything about Comet Bernardinelli-Bernstein is unusual, from its enormous size to its distance from our...
Space
Bennu Asteroid Unlikely to Hit Earth in the Next 300 Years
The Bennu asteroid is a 500-meter-wide asteroid that orbits our sun, following a trajectory that periodically...
Science
A Six-Exoplanet System Challenges Assumptions of How Planets Form
A recent discovery of an exoplanet star system some 200 light-years away has challenged planetary formation...