Our journey to know the Cosmos and our place within it starts right outside our windows, in the night sky. Get weekly reports on what's visible and learn…

The Planetary Society is the largest and most effective nonprofit organization that promotes the exploration of space through education, advocacy, and…

The latest stories from The Planetary Society, featuring humanity's quest to explore worlds, find life, and defend Earth.

Jan 7, 2026 · Linda Spilker, project scientist for the Voyager mission, explains what Voyager has revealed about the heliopause and the Solar System’s outer edge.

How The Planetary Society works to increase discoveries about the worlds of our Solar System and beyond.

The Planetary Society is global, independent, nonprofit organization that promotes the exploration of space through education, advocacy, and innovative…

Apr 7, 2026 · The best images from Artemis II Written by Kate Howells Public Education Specialist, The Planetary Society April 7, 2026 The Artemis II mission launched on April 1, 2026, carrying a crew of …

Nov 26, 2025 · Planetary Society membership The ultimate gift for someone who loves space is the knowledge that they’re helping to advance exploration.

Jan 15, 2026 · Written by Jack Kiraly Director of Government Relations, The Planetary Society January 15, 2026 In a rapid turn of events, Congress introduced, passed, and sent to the President a budget …

Jan 1, 2026 · This is your one-stop space exploration and astronomy calendar for 2026: from mission launches and space exploration milestones to celestial events and exciting changes in our Solar …