Learn how Ole Roemer learned that light does take time to travel.
Venus may appear to glow under moonlight but the planet also glows in infrared light.
In 1987, an asteroid came within six orbital hours of hitting earth. What happens if the timing is right?
How can you tell how far away stars, planets, and comets are without modern instruments?
There is no place on the moon that is completely dark. Learn why!
LEGO? Really? Yes, LEGO is being used as a model for an upcoming asteroid landing.
Astronomers have found a planet with water known as HD 189733b.
A Moment of Science gathered the best Facebook science pages for your pleasure. What are some of your favorites?
August 1st was a pretty exciting day on the surface of the sun: flares, tsunamis, and lift offs OH MY!
What do British astronomers, little green men, and pulsars all have in common?