Milky Way image reveals gigantic 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…

Spitzer reveals ancient galaxies’ frenzied starmaking

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…