When you go to the factory floor and expect to see a company building / assembling a rocket, but instead see an assembly line of multiple spacecraft being built to take humans to orbit and beyond, I think it makes this real for people.» (spaceangels.com)
«It took multiple spacecraft over several years to solve this mystery, and now we know there is liquid water on the surface of this cold, desert planet,» said Michael Meyer, lead scientist for NASA's Mars Exploration Program at the agency's headquarters in Washington. (sciencedaily.com)
When Comet C / 2013 A1 (Siding Spring) passed just 140,000 kilometres from Mars on 19th October 2014, depositing a large amount of debris in the martian atmosphere, space agencies coordinated multiple spacecraft to witness the largest meteor shower in recorded history. (sciencedaily.com)