Program Alarm News Today

>> reporter: a 1202 alarm means the lunar modules computer is overloaded. if the problem cannot be corrected, the landing will be aborted. >> give us a reading on the 1202 program alarm. >> reporter: the control room silent. but they soon decide its a go. >> were going. >> were going. >> reporter: neil armstrong flies the lunar module manually. evading boulders at their planned landing location. with their fuel running critically low, flight director gene krantz back at mission control in housto...

Ignition sequence started. we should see fire. 4. 3. 2. 1. >> liftoff. >> liftoff. >> roger, liftoff. >> and we have liftoff. >> reporter: at 9:32 a.m., apollo 11 lifting off. >> i can see her rising now. >> reporter: the control room watching, some with binoculars. the view, spectacular. and even more so from inside. >> got the earth straight out our front window. >> reporter: after traveling 240,000 miles in 76 hours, apollo 11 enters into a lunar orbit. the next day, the lunar module, eagle, ...