last one 26d Name of the series of NASA space programmes designed to investigate Mars,Venus & Mercury in the 60s & 70s
- A - I - E - [7 letters] want to put GALILEO but this programme was much later I think.
help appreciated
Dee
according to this, in the 70s it was Voyager and Pioneer - you are right that Galileo was in the 1980s. However - it could be that the setter got it wrong this time...?
Mariner program - Wikipedia, the free encyclopedia
... designed to investigate Mars, Venus and Mercury from 1963 to 1973. ... Additionally, all except Mariner 1, Mariner 2 and Mariner 5 had TV cameras. ...
en.wikipedia.org/wiki/Mariner_program