Stories by Summer Ash

New Star Maps Shed Light on Milky Way's Convulsive History

Hints of ghostly galaxies and ancient cataclysms in data from the Gaia spacecraft offer fresh insights into dark matter

"Forensic Astronomy" Reveals the Secrets of an Iconic Ansel Adams Photo

A new analysis pinpoints the origins of his famous image of North America’s tallest mountain

Road Trip!: Elon Musk's Tesla Won't Strike Earth Anytime Soon

Plotting the spacefaring car’s interplanetary trajectory helps test forecasts for potentially Earth-threatening asteroids

Science in the neighborhood: How to make really good coffee