University of British Columbia, Canada, Author at Astronomy.com

Exoplanets, Planets

Measuring gravity’s pull at the surface of distant stars

Exoplanets, Planets, Robotic Spaceflight, Solar System

MESSENGER reveals Mercury’s ancient magnetic field

“Trojan” asteroids in far reaches of solar system more common than previously thought

Cosmology, Galaxies

Astronomers reach new frontiers of dark matter