The timing of the tick life cycle is why Lyme disease exists, Ostfeld said, and if warming temperatures change the timing, climate change could have a multiplying effect on the spread of the disease.
Like it's sister spacecraft, Voyager 2 also was designed to study the edge of our solar system beyond the planets. Uranus Accomplishments: Following its flybys of Jupiter and Saturn, Voyager 2 was to become the first spacecraft to visit Uranus. Voyager 2 is the only spacecraft to have flown by Uranus. The planet displayed little detail, but gave evidence of an ocean of boiling water about 800 km below the cloud tops.
A two-stage Titan IV rocket will launch the Cassini orbiter and probe from Cape Canaveral. Cassini's seven-year journey to Saturn uses several gravity assists -- flybys of other planets -- to help slingshot the spacecraft toward Saturn.