Stars form in large clouds of gas and dust ... step in understanding the evolution of galaxy clusters. The outer space world is home to endless mysteries and secrets waiting to be discovered.

Private citizens and companies may one day begin to permanently settle outer space and celestial bodies. But if we don't ...

Neutron stars can have a resounding impact around ... After one such explosion blows a star's outer layers into space, the core remains—but it no longer produces nuclear fusion.