The Captain has made her return and oh, how mighty it is. It's a bold new frontier for Carol Danvers as she soars to new heights in her greatest mission yet - leader of the all-new Alpha Flight space program. Alpha Flight are Earth's first line of defence, Carol and her team aim to protect the planet from extraterrestrial threats. But can Carol be a soldier and a diplomat? Especially when an unknown enemy emerges that Carol can't quite punch. Collecting Captain Marvel #1-5.