Cosmic reionization denotes the transformative epoch when the first luminous sources emerged, ending the cosmic dark ages by ionising the pervasive neutral hydrogen. This period, which encompasses ...

Stellar astronomy and planetary systems form a cornerstone of astrophysical research, uniting our understanding of the life cycles of stars with the intricate architecture of the systems that form ...

"The gamma-ray burst traveled through intergalactic space at the speed of light for eleven billion years, during which time the Sun and the planets were born." — Timothy Ferris, in the film version of ...

After 10 years of successfully publishing an award-winning daily audio astronomy show, the 365 Days of Astronomy podcast is poised to enter its second decade of sharing astronomy with the world.

Astronomy education uses research based methods to study how students learn in an attempt to advance teaching of astronomy at all levels. Astronomy education is a young field and CU Boulder is proud ...