Scientists uncovered evidence that astrophysics models of massive stars and supernovae are inconsistent with observational ...

A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

New observations suggest that the universe’s oldest galaxies are brighter than expected. Here's why this may be a big deal.

The National Institute for Astrophysics (INAF) has released images of five galaxies in the local universe, taken with the ...

For spinning spheres, centrifugal force is maximized at the equator, where the rotational speed is highest. The amount of the ...