-
john glenn became the first man to orbit the earth.
-
the first non- crash landing on the moon by the united states (surveyor 1)
-
russia's venera 7 lands softly on venus.
-
the usa viking probe landed on mars
-
the united states discovered the rings around uranus
-
the us voyager 2 is closing in on uranus
-
mars pathfinder lands on the red planet
-
galileo discovers the orgin of jupiter's rings.
-
john glenn returns to space after 36 years.
-
new evidence of water found on mars