One Star Over, a Planet That Might Be Another Earth

Another Earth could be circling the star right next door to us. Astronomers announced on Wednesday that they had detected a planet orbiting Proxima Centauri, the closest neighbor to our solar system. Intriguingly, the planet is in the star’s “Goldilocks… Read More ›

A New World Revealed

This morning, the United States became the first country to reach Pluto — and the first country to explore the entire classical solar system: Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto. NASA’s New Horizons interplanetary probe has been… Read More ›