Where: Montgomery College Planetarium on Takoma Park campus. It is adjacent to the Science South Building on Fenton Street. Directions are on the school's Web site. See Web address in last column.
When: 8 p.m. Saturday.
Why: Hear live jazz by Mind Over Matter/Music Over Mind as you sit back in the planetarium seats and watch the night sky projected on the dome above. There will also be a laser show coordinated with the music. The event is free.