It’s a giant star-birthing machine, spitting out up to 700 new stars per year and one of the most energetic x-ray sources ever observed. And it’s only about 5.7 billion light years away.
It’s a giant star-birthing machine, spitting out up to 700 new stars per year and one of the most energetic x-ray sources ever observed. And it’s only about 5.7 billion light years away.