STEVENS POINT — Learn how Galileo, the early explorers and the Wright brothers influenced modern space exploration in a free show in the Allen F. Blocher Planetarium at the University of Wisconsin-Stevens Point.

“Endless Horizon,” narrated by Patrick Stewart of “Star Trek: The Next Generation,” will be offered at 2 p.m. the Sundays of Oct. 7, 14, 21 and 28. The program is open to the public for free.

The show explores the relationship between scientific discovery and advances in science theory, technology and our concept of the universe. From the 1500s to today, discover how devices were created that influenced the course of history and unlocked the secrets of the solar system.

On Monday evenings, the “Night Sky” program is offered at 8 p.m. in the planetarium to look in detail at objects in the current night sky.

Planetarium seating is first come, first served for up to 55 people. Groups of 15 or more can schedule a special showing of any planetarium program by calling 715-346-2208 or completing an online request form at www.uwsp.edu/physastr/plan_obs. There is a cost of $25 per group for these presentations.

The Arthur J. Pejsa Observatory telescope is open for free viewings from 8:30 p.m. to 10 p.m. Monday through Wednesday evenings if the skies are clear and the temperature is above 10 degrees Fahrenheit.

The planetarium and observatory are on the second and fourth floor of the UW-Stevens Point Science Building at the corner of Reserve Street and Fourth Avenue. Parking is available in Lot D behind the building and is free in all university lots after 7 p.m. and on weekends.