A surprising new study reveals that the first stars appeared in a pre-heated universe, challenging earlier ideas about early cosmic conditions.

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

Why Sagittarius B2 produces so many stars in comparison to the rest of the galactic center has remained an enduring mystery ...

Scientists digging through data collected by the Cassini spacecraft have found new complex organic molecules spewing from ...