Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...

A nearby galaxy ... of red, orange and yellow. The color differentiation is based on the type of particles present. For example, sooty molecules, called polycyclic aromatic hydrocarbons, emit infrared ...

Previous efforts to map the galaxy's dust were challenged by limited data, but the Gaia mission has provided a treasure trove ...

A recent image from the Hubble Space Telescope captures a gorgeous spiral galaxy bursting with new star formation.

Small stars that are far away tend to be faint and hard to see. De Ruiter and her colleagues used the Multiple Mirror ...