First animal in space.
First American Chimp in space
First american in space
First woman to go to space.
Prep for Apollo
First probe to take pictures of mars
Send men onto the moon
First pictures of Jupiter
First to visit the outer planets
Hubble takes picture of deep space.
First satellite to land on a moving comet.
Ongoing mission involving two rovers.
Spirit is dead.
Opportunity is alive.
Searching for water on mars.
Seeing if we could live on mars