How can we use light to learn about the universe? How can we measure the properties of planets, stars, and galaxies? How can we explore our cosmic origins and the history of the universe? This course ...

Get to know host Phil Plait and begin with answering a simple question: what is astronomy? Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad ...

Phil takes a look at the explosive history of our cosmic backyard. In today's Crash Course Astronomy, Phil takes a look at the explosive history of our cosmic backyard. We explore how we went from a ...

Musicians have often taken inspiration from the stars – from David Bowie’s Starman to the Weeknd’s Starboy – but Seneca College professor of astronomy Matt Russo has taken that relationship a step ...