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

What’s up in the night sky: April 2026 Our monthly feature focuses on easy and fun things to see in the night sky, including eclipses, supermoons, meteor showers, planetary conjunctions, and more.

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

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.

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 …

Feb 11, 2026 · Scientists are using Apollo Moon dust to trace where Earth’s water came from and how our planet became habitable. Planetary scientist Tony Gargano…

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

Jan 15, 2026 · The Planetary Society's Space Policy & Advocacy team provided a public update on NASA's current budget status, including new comparisons between the House and Senate NASA …

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

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 …