An astronaut who was missing for 20 years contacts Earth from an alien planet. However, mere minutes have passed for him, and the wormhole that brought him there is unstable. What are the risks of a rescue operation?

When a lonely physics professor realizes the sun is going to burn out, he knows that he and humanity have only a few hours to live. In that time, Stan resolves to make up for lost years. He courts and proposes to Leslie, a woman he has known for two years but never dated. Leslie, although puzzled, finds herself more and more entranced by Stan until she finds out the reason for Stan's sudden attention.