In an essay on the CNN website yesterday, President Obama expressed his desire to get humans to Mars by 2030.
https://www.cnn.com/2016/10/11/opinions/america-will-take-giant-leap-to-mars-barack-obama/index.html
https://www.cnn.com/2016/10/11/opinions/america-will-take-giant-leap-to-mars-barack-obama/index.html