McDonald Observatory at University of Texas, Austin, Author at Astronomy.com

McDonald Observatory to Train National Park Service in Skywatching Programs for Visitors

Deep-Sky Objects, Stars

Hubble helps solve mystery of “born again” stars

Exotic Objects, Stars

Black hole chokes on a swallowed star

Astronomers find Sun’s “long-lost brother,” pave way for family reunion

Deep-Sky Objects, Milky Way, Stars

Globular clusters rotate at heart

Astronomers discover most distant known galaxy

Texas astronomers unravel 20-year mystery about dark matter

Astronomers discover pulsations from crystalized dying star

A new scenario for the birth of type Ia supernovae

Galaxies, Robotic Spaceflight

Hubble study challenges “cosmic fireworks” as largest driver of galaxy growth

Caught in the act: Cascading material pours onto a young star

Texas astronomers find super-luminous supernova