Following the light of the sun, we left the Old World.

— Inscription on Columbus' caravels

Two-Tailed Comet Nearing Earth

Comet Lulin

A fresh new face has moved into our neighborhood, but once it swings by Earth next month, it may never come back. Comet Lulin is currently sailing through the inner solar system and is getting closer to our home planet, with its nearest approach expected in late February

Read more on National Geographic News by Victoria Jaggard