All's not as it appears, this tale has many twists - but if I wasn't here documenting the story would that mean that the plot did not exist?
— Peter Hammill
December 23, 2009: The solar system is passing through an interstellar cloud that physics says should not exist. In the Dec. 24th issue of Nature, a team of scientists reveal how NASA's Voyager spacecraft have solved the mystery.
Astrophotography equipment