Listening to the Heartbeat of the Milky Way

Podcast: Star Trails: From Backyard Astronomy to Cosmic Wonder · Single Malt Sky

Opublikowano: 2026-07-19

Most amateur astronomers spend their nights collecting light. But what if you could study our galaxy without looking through a telescope at all? In this episode, we sit down with amateur astronomer and radio enthusiast Hap Griffin to explore the fascinating world of backyard radio astronomy. Using a homemade radio telescope consisting of a recycled microwave dish, and less than $100 worth of electronics, Hap is recreating one of the classic experiments that revealed the Milky Way's spiral structure. Along the way, you'll learn how astronomers use the natural radio emission from hydrogen gas to map...