POTSDAM -- SUNY Potsdam Geology Professor Emeritus Dr. Frank Revetta, Hon. '05, continues his popular planetarium shows this spring.

This is the 55th year that Revetta has led planetarium shows and taught seismology at the college, said a press release from SUNY Potsdam.

Planetarium shows are held every Thursday afternoon at 4 p.m., in the Dr. Frank A. Revetta Planetarium, located in the basement of Stowell Hall. Each show lasts about 45 minutes, and guests of all ages are welcome.

Attendees are encouraged to arrive early, because once the show begins, the door is locked. Please note that no food or drink are allowed in the planetarium and, as darkness is required, cell phones cannot be used during the show. Free parking is available in Lot 6, near Kellas Hall.

Upcoming planetarium shows include:

March 21: "Solstices & Equinoxes"

March 28: "The Sun's Path"

April 4: "The Seasons"

April 11: "Constellations of the Zodiac"

April 18: "Using the Big Dipper to Locate Constellations"

April 25: "The Sky this Week"

May 2: "Stories of Constellations"

May 9: "Southern Constellations"

May 16: "Mathematics of Astronomy"

May 23: "How to Use a Star Finder"

May 30: "Motions in the Heavens"

June 6: "Life at the North and South Poles"

June 13: "Life at the Equator"

For more information: 315-267-3441 or revettfa@potsdam.edu.