"The large-scale homogeneity of the universe makes it very difficult to believe that the structure of the universe is determined by anything so peripheral as some complicated molecular structure on a minor planet orbiting a very average star in the outer suburbs of a fairly typical galaxy."

— Steven Hawking

Two-Tailed Comet Nearing Earth

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

Comet Lulin