See a pair of superheavy neutron stars collide in this simulation with gravitational wave audio. "An audible tone and a visual frequency scale (at left) track the steady rise in the frequency of ...

The bold question-askers at What If warn how a black neutron star could destabilize Earth’s orbit and wreak havoc.

These scientists may be lesser known than Einstein and Newton, but they made giant contributions to science, including astronomy, physics, chemistry and medicine. Isaac Newton once wrote, "If I have ...

Big Bang theory and the birth of the universe. Science articles on dark matter clumps birthing galaxies, the time before the Big Bang and more. Images.

Cosmology news. From deep observations of the far reaches of space and time to spectroscopic analysis and more. Read cosmology articles and consider how astronomers view the origin of the universe.