The latest on the US space agency's crafts, missions, and discoveries—from low-Earth orbit to deep space.
By Hannah Seo
By Leto Sapunar
By Shira Feder
By Michael Koziol
By Erin Fennessy
By Stan Horaczek
By Jason Daley
By Sam Howe Verhovek
By Bill Donahue
By Robin Seemangal
By Emily Gertz
By Jacob Ward
By Rose Pastore
By Josh Hrala
By Rebecca Boyle
By Shannon Stirone
By Jillian Mock
By Charlie Wood
By Rahul Rao
By Jeanette D. Moses
By Jason Lederman
By Scott Murdock/Task & Purpose
By Paola Rosa-Aquino
By Jessica Boddy
By Kate Baggaley
By Rachael Zisk
Get the Popular Science daily newsletter💡
Breakthroughs, discoveries, and DIY tips sent every weekday.
Terms of Service and Privacy Policy.