From Raritan Valley Community College:

It’s date night at the Planetarium!  Enjoy a light-hearted look at the Universe as we learn about stars, constellations, songs, and stories that all celebrate love. The program is open to adult couples only, ages 16 and older.

Admission per couple is $20 for one show, $38 for two shows on the same day. Individuals are also invited to attend the Valentine’s Day shows at a cost of $10 per person, $18 for two shows on the same day. Reservations are strongly suggested for all shows.

More information.