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> The MMX probe will depart Phobos & Mars orbit to return the Phobos samples to Earth in July 2029.

2018 - T.B.D.:
=* ESA plans to launch (possibly on an Ariane 5) the Athena X-ray observatory to the L2 lagrange point.

> Possible unmanned SLS/EM-8 DST logistics and refueling mission. Last SLS block 1B flight.

=* Planned launch of ESA's ARIEL (Atmospheric Remote-sensing Infrared Exoplanet Large-survey) space observatory on an Ariane 6-2 from Kourou to the L2 Lagrangian point.