Get exclusive reporting, live Q&As and ad-free reading. Space.com An amazing new photo from a telescope in Chile has captured the most detailed view yet of a green glowing blob 3,300 light-years away ...

For new observers, the night sky appears to be a monochrome scene of black and white. Although astronomy books and websites are replete with objects revealing vivid reds, pinks, blues, and greens, ...

A star like the Sun spends roughly 10 billion years fusing the hydrogen in its core into helium, releasing energy in the process. But eventually, it exhausts its fuel supply. And when fusion stops ...