FAYETTEVILLE, Ark., June 26 -- The University of Arkansas issued the following news release:

The Dragonfly rotorcraft is scheduled to launch in 2028 and is expected to reach Titan, the largest moon of Saturn, in 2034. The rotorcraft will then spend 3.5 years exploring sand dunes and craters on Titan's surface, taking samples of surface materials and photographic imagery for analysis.

Titan is of particular interest to scientists due to its dense, nitrogen-rich atmosphere (like Earth) and the stable bodies of liquid (methane, ethane and dissolved nitrogen) on its frozen surface, perhaps providing insights into Earth's own origin and atmospheric chemistry. Racine Cleveland, who received her doctorate in space and planetary sciences from the...