Articles tagged "starburst"

milky way eruption 1 billion years ago

Milky Way image reveals gigantic eruption 1 billion years ago

A groundbreaking survey of more than 700 000 stars near the Milky Way's heart has produced one of the most stunning images of our galaxy-- astronomers studying the huge population of stars in the "nuclear disk" theorize that there were two significant...

December 18, 2019

starburst

Spitzer reveals ancient galaxies' frenzied starmaking

A deep look back to the early universe by NASA's Spitzer Space Telescope has revealed a surprisingly rowdy bunch of galaxies. Within a large galaxy sample, Spitzer witnessed around 15% of galaxies undergoing bouts of extreme starmaking, called starbursts. The...

October 31, 2017