Planetary Fund News Today

A giant stellar explosion is going to be visible from Earth. Here's how to see it.

New technologies, projects, and resources aim to help people with blindness and low vision experience the eclipse.

Planet X and Planet Nine are planets that have, at one time or another, been thought to exist in our Solar System. Both were theorized to explain orbital…

Federal spending caps and inflation take a bite out of NASA's ambitions.

As the Sun nears solar maximum, the odds of potentially dangerous solar storms go up. What could one do to Earth?

The Moon is shrinking in both actual volume and its apparent size from Earth’s perspective. We explain how scientists know this, why it happens, and how…

Twenty years ago, a Planetary Society program sent students to NASA's Jet Propulsion Laboratory to work on the Mars Exploration Rovers program.

How scientists use total solar eclipses as opportunities to do solar science.

Announcing the first C. Wallace Hooser award for visionary philanthropy

Why eclipses on Earth are unlike anything else in the Solar System.