- Feb 18, 2004Reaching Saturn in July, the Cassini probe will orbit the ringed planet for four years. Five months after its first orbit, the probe will drop its lander on Saturn's moon, Titan--a biochemically rich world with black hydrocarbon lakes and chemical precursors for dishing up a
- Oct 28, 2003The chemistry of Saturn's moon, Titan, has long fascinated planetary scientists, particularly since it was not only discovered to have a thick atmosphere, but also one rich in organics thought to have played important roles in Earth's early biochemistry. Is Titan's chemistry biochemical?
- Sep 10, 2003Only about three times a century can terrestrial observers get good view of underside or southern tilt of Saturn's rings. The Hubble Space Telescope capture seasonal change, and gives a preview of what might be in store when a lander attempts to penetrate biochemically-rich atmosphere
- Mar 21, 2003How will the most favorable conditions for life move outward as the Sun enters its brighter, red giant phase? Paleontologist Peter Ward and astronomer Robert Brownlee take a voyage of imagination seven billion years into the future, and come back with a new and distant