National Aeronautics and Space Administration
Lunar and Planetary Science

What's New in Lunar & Planetary Science

NASA announced the two finalists for the fourth New Frontiers mission on Wednesday, 20 December. The finalists are the CAESAR sample return mission to comet Churyumov-Gerasimenko, and the Dragonfly lander/drone mission to Titan. A mission will be chosen from these finalists in 2019 for launch in the mid-2020's. More...

The OSIRIS-REx spacecraft successfully flew by Earth on 22 September en route to its rendezvous with asteroid Bennu in August 2018. The spacecraft made its closest approach of 17,237 km at 16:52 UT (12:52 EDT). More...

The Cassini spacecraft made its final plunge into Saturn's atmosphere on 15 September 2017, ending its nearly 20-year mission as planned. Loss of signal occurred at 11:55 UT (7:55 a.m. EDT). More...

This Day in Planetary and Lunar Exploration History

February 24

Launch of Bumper V-2/WAC to 393 km (244 mi) altitude from White Sands, first spacecraft over 200 miles.
Launch of Mariner 6 flyby mission to Mars.

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