Crinoid fossils from 350 million years ago have been found to contain intact biological chemicals.
The new planet is about 450 light years away from earth.
The satellite will likely break into about 100 pieces, creating fireballs that should be visible even in daytime.
Europa, which orbits Jupiter, has an icy surface and hot core.
Geography researchers at Indiana University have been studying forest productivity in Morgan-Monroe State Forest.
A $60 million Lilly Endowment grant being given to the Indiana University School of Medicine will help the school recruit twenty scientists.