NASA, United Launch Alliance and Air Force officials hold the pre-launch news conference for the Delta 2 rocket with the agency’s SMAP environmental satellite from Vandenberg Air Force Base on Jan. 27.

In a pair of mission extensions, NASA has cleared the way for more seismic observations on Mars with the robotic InSight lander and approved plans for the Juno spacecraft to alter its orbit and perform close flybys of Jupiter’s icy moon Europa, Ganymede, and the volcanic moon Io.

Fresh off its first terrestrial test drive, NASA’s Mars 2020 rover was displayed to media last week at the Jet Propulsion Laboratory in California before it’s packed up and flown across the country to Cape Canaveral in February to begin final launch preparations for liftoff in July.