Dr. Larry Evans, Senior Scientist for MESSENGER, discusses the difficulty of getting to Mercury, the challenges of visiting a planet so close to the sun and what we hope to discover when the spacecraft gets there. NASA Now Minutes are excerpts from a weekly current events program available for classroom use at the NASA Explorer Schools Virtual Campus.
wow it took 7 years to travel to mercury and another 7 years to travel back to earth so the messenger may arrive in 2018
snirlixcarlo 11 months ago