"Magnetic Fields"
"Satellites the size of half of a football field."
"20 minutes to send info to Mars."
"That Mars is made up of iron."
"Satellites are round to gather info."
"To use a magnet probe"
"Mars Gravity"
"Mars Features"
"How to send messages to different satellites"
"How to send commands"
"How to send codes"
"We sent commands to instruments."
"The three places to send messages."
Last Modified: 12 February 2001
Curator: Patricia Lawton, Emergent
Email: Patricia.Lawton@gsfc.nasa.gov
Responsible NASA Representative: Mario Acuņa
Email: Mario.H.Acuna.1@gsfc.nasa.gov