Earth Day is almost here. What is Earth Day? It’s an annual event celebrated on April 22nd when activities are held in t ...

Researchers used a synthetic version of moon dust to build working solar panels, which could eventually be created within – ...

The same dirt that clings to astronauts' boots may one day keep their lights on. Researchers created solar cells made out of simulated Moon dust. The cells convert sunlight into energy efficiently, ...

Though wildly different in so many ways, Earth and Saturn's moon Titan have something important in common. Among all the objects in the solar system, they're the only two with liquids on their ...

A 20-foot-wide replica of the moon arrives on Long Island on April 11. Activities for the "Moon as a Sacred Mirror" monthlong ...

The first solar eclipse of the year will happen tomorrow. No one will see a total eclipse, but partial views will be visible ...

What's on and in a star? What happens in an active galactic nucleus? Answering those questions is the goal of a proposed ...

Venus could make a brief appearance this weekend as it passes between the Earth and the sun ... brightest object in our sky after the sun and the moon. Look for locations with unobstructed ...

NEW YORK — Venus will pass between the Earth and sun on Saturday during what's called ... Venus has phases just like the moon. Before and after the conjunction, Venus looks like a thin crescent ...