The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

Around the galaxy exist stars that have been given a push, and orbit much faster than the vast majority of their stellar ...

Star-forming galaxies, including ours, are rich in elements — and secrets. Stars come to life fastest in the early histories of such galaxies, but this process doesn’t last at such a high rate ...

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

ABSTRACT A number of blue stars that appear to be similar to Population I B stars in the star‐forming regions of the Galactic disk are found more than 1 kpc from the Galactic plane. Uncertainties ...

The Department of Astrophysical and Planetary Sciences (APS) is one of the few programs nationwide that combines both astrophysics and planetary science, providing a unified view of space sciences, ...

Our students become accomplished critical thinkers who have a unified view of solar and space sciences, planetary systems, stellar and galactic astronomy, and cosmology, and who apply this knowledge ...