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Stories, updates, insights, and original analysis from The Planetary Society.
Not too hot to handle
How a spacecraft is able to touch the Sun.
New NASA budget would shut down 41 space missions
Proposed NASA cuts would cancel dozens of space missions — including spacecraft already paid for, launched, and making discoveries.
The Voyager Golden Records: A cosmic love letter
How a message to aliens captured the human spirit.
A possible sign of life on K2-18b? Here’s what it means — and why it's just the beginning
If dimethyl-sulfide truly exists on the planet K2-18 b, it could be a huge milestone in the search for life.
Computing in space exploration history
Before artificial intelligence, there was human ingenuity.
Calendar of space events 2025
Space missions, rocket launches, and celestial events are coming our way in 2025.
Tech funded by Planetary Society launches to the Moon next month
A spacecraft trying to land on the Moon will carry PlanetVac, the lunar dustbuster that could change how we explore other worlds.
The year in pictures
The sights of space from the past 12 months.
Mars’ enduring role in the search for life
New discoveries underscore why we must keep exploring the red planet.
Europa Clipper launches on its journey to Jupiter’s icy moon
NASA’s Europa Clipper spacecraft launched today aboard a SpaceX Falcon Heavy rocket from NASA’s Kennedy Space Center in Cape Canaveral, Florida.
Hera launches to study the aftermath of an asteroid deflection test
The European Space Agency’s Hera spacecraft launched on Oct. 7, 2024, from Cape Canaveral, Florida. It will travel to the Didymos-Dimorphos asteroid system to study the aftermath of the first-ever field test of an asteroid deflection technique.
Europa Clipper: A mission backed by advocates
Europa Clipper will soon head for Jupiter's icy, potentially habitable moon. Without the advocacy efforts of The Planetary Society and our members, the mission may never have been possible.
The Hera launch: What to expect
The European Space Agency (ESA) is preparing to launch a mission to study the aftermath of DART's impact on the asteroid moonlet Dimorphos.
Could Europa Clipper find life?
For a mission that doesn’t aim to find alien life, Europa Clipper may come surprisingly close.
The Europa Clipper launch: What to expect
NASA is preparing to launch its flagship mission to explore Jupiter’s moon Europa. Launching sometime in October 2024 and arriving in 2030, the mission will explore the icy world with a subsurface ocean that scientists think could have conditions favorable to life.
Earthlings as aliens
Looking at life on Earth from another perspective.
Ramses: A new mission racing to land on asteroid Apophis
When a skyscraper-sized asteroid narrowly misses Earth in 2029, three spacecraft may be along for the ride.
Mars may host oceans’ worth of water deep underground
The tentative discovery hints at an habitat where life could potentially thrive.
Eureka? Scientists’ first hints of life on other planets may not be so obvious
Knowing that you've found signs of life beyond Earth may not be as clear-cut and simple as one might think.
NASA discovers Mars rock with ancient potential for life
A single 3.5 billion-year-old rock shows signs of all the conditions life needs to thrive.