A possible sign of life on K2-18b? Here’s…

The search for life is under threat Just as NASA’s flagship telescope is enabling breakthroughs, the search…

Against the dying of the light

Astronomers may have detected a biosignature on an exoplanet. Using JWST data, a team at the University…

Small but mighty | The Planetary Society

Become A Member When you become a member, you join our mission to increase discoveries in…

How to spot comet SWAN (C/2025 F2)

The comet should be visible before sunrise near the horizon in the northeast. As April goes…

Art school for scientists | The Planetary Society

Take a deep dive into the state of U.S. space policy. This week’s Planetary Radio takes…

It’s all coming together | The Planetary Society

Become A Member When you become a member, you join our mission to increase discoveries in…

The 2025 Day of Action

The 2025 Day of Action follows a massively successful write-in campaign. More than 15,600 letters were…

Whole new (or newly discovered) worlds

More planets and moons are being discovered all the time. It’s up to us to explore…

Are UFOs or UAPs real?

But Grusch has yet to give a single piece of direct evidence to back any of…

A time for action | The Planetary Society

ISS astronauts are speaking up for the station. In response to Elon Musk’s claim that the International…