The first generation of stars that were born in the universe are a mystery. We can estimate when they existed and even how ...

On what might have been the proudest day of Jack Burns’s long career in astronomy, he was sitting on a beach. Orbital dynamics and launch schedules wait for no one, and Burns couldn’t move his ...

While all eyes are on Marvel Studios and DC Studios to share first looks at Avengers: Doomsday and Supergirl, we now have ...

Nowadays, the dark of night is interspersed with the light of stars. But before the stars were born, did light shine at the beginning of the universe? The short answer is "no." But the long answer ...