Astronomy January 2001

Discover the Cosmic Rays - Powerful and mysterious, cosmic rays still baffle astronomers nearly 80 years after they were first detected.

Destination: La Palma - The Canary Islands may be a favored vacation spot for Europeans, but astronomers find the clear, steady air on one volcanic peak to be perfect for observing.

Celestial Portraits: Cassiopeia - With bright nebulae, rich star clusters, and nearby galaxies, the queen's realm has everything it takes to satisfy backyard observers.

Showered in Mystery - Astronomers hope a new observatory will unlock the key to the origin of the most engeretic cosmic rays.