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.

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.

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…

How The Planetary Society works to decrease the risk of Earth being hit by an asteroid or comet.

Image: Bruce Betts/The Planetary Society using Stellarium April 18: The crescent Moon is near Venus in the evening west. April 18, 2026 night sky snapshot (evening) In the evening west, the crescent …

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.

Apr 3, 2026 · The Planetary Society will once again amplify the voices of the public to ensure these draconian cuts are rejected by Congress as decisively as last year. We urge swift action from the …

Apr 30, 2025 · AstroKobi visits Planetary Society HQ Ambre Trujillo (Planetary Society digital community manager), Kobi Brown (Astrokobi), Sarah Al-Ahmed (host of Planetary Radio), and Asa Stahl …