Complex sentence: The Teacher in Space Project (TISP) was a NASA program announced by President Ronald Reagan in 1984 to inspire students, honor teachers, and spur excitement in math, science, and space exploration.
Split into simpler sentences: The Teacher in Space Project (TISP) began as a NASA program announced by President Ronald Reagan in 1984. The goal was to inspire students, honor teachers, and spur interest in math, science, and space exploration.