Deep in the frozen heart of Antarctica, the South Pole Telescope has been watching one of the most extreme neighborhoods in our galaxy, and it's just caught something extraordinary happening there.

Stark broadening, the widening of spectral lines due to the perturbing influence of electric fields from electron collisions, plays a pivotal role in the analysis of stellar atmospheres. This ...

Astronomers have traced the origin of a colossal white dwarf to a catastrophic crash between two dead stars, turning a quiet stellar ember into a cosmic heavyweight. Using the Hubble Space Telescope, ...

Labs, D. The energy flux of the sun.--Böhm-Vitense, E. Model stellar atmospheres and heavy element abundances.--Hunger, K. Properties and problems of helium stars.--Baschek, B. Abundance anomalies in ...