Planets

Journey back to ancient Mars when it had oceans, thick atmosphere, and potentially thriving microbial life. Discover how the Red Planet transformed from a potentially habitable world to the frozen desert we know today, and what recent discoveries tell us about ancient Martian life.

A fascinating journey through our solar system exploring how your voice would sound different on each planet, from the silent vacuum of Mercury to the squeaky helium atmospheres of the gas giants.

Explore the catastrophic consequences of replacing our Moon with massive exoplanets like Kepler-22b, Proxima Centauri b, and other alien worlds. From mega-tsunamis to planetary collisions, discover why our Moon is perfectly sized for Earth.