Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Astronomers are racing to protect the dark skies as private companies seek to place large advertisements in Earth orbit ...

NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the ...

Neutron stars are ancient remnants of stars that have reached the end of their evolutionary journey through space and time ... and are thus incredibly dense. Just a sugar cube of neutron star ...