300 PRINT "CONGRATULATIONS !! YOU ARE IN CONTROL OF A SPACE MODULE"
310 PRINT "YOUR OBJECTIVE, TO LAND WITH AS SMALL A VELOCITY AS "
320 PRINT "POSSIBLE, STARTING AT A GIVEN HEIGHT, VELOCITY, AND"
330 PRINT "FUEL RESERVE"
340 PRINT
350 PRINT "EACH SECOND YOU WILL BE GIVEN UPDATED INFORMATION AS TO"
360 PRINT "POSITION, VELOCITY, AND FUEL RESERVE, AND BE ASKED FOR"
370 PRINT "A NEW FUEL 'BURN RATE'"
380 PRINT
390 PRINT "WATCH OUT FOR RUNNING OUT OF FUEL (IF YOU USE IT UP TOO"
400 PRINT "QUICKLY, OR OVERSHOOT AND FIND YOURSELF GOING UP!!)"
410 PRINT
420 PRINT "YOU MAY CHOOSE EARTH, MOON, OR PERSEPHON (AN UNKNOWN"
430 PRINT "PLANETOID FOR WHICH YOU MUST INPUT INITIAL CONDITIONS)"
440 PRINT
450 PRINT "TRY THE MOON FIRST, ITS A LITTLE EASIER"
460 PRINT
470 RUN "[350,100]LANDER"