CBS (Thursday, May 24, 10 p.m. ET)
Here’s a sky-high-concept pilot movie that didn’t make it to the regular schedule. It’s about a woman space-shuttle astronaut, Ann Gillespie, and a cop, Alec Baldwin, who track down a murderer and fall in love. The stars are likable enough, but when a concept gets this high, it sometimes stretches credibility to the breaking point.