SCITUATE - Skyscrapers Astronomical Society Inc. will host Federica Bianco from the Center for Astrophysics at Harvard University, on Friday, Sept. 5, 7:30 p.m., at Seagrave Observatory, 47 Peeptoad Road.

Bianco will present "Chasing Shadows: Occultation Surveys of the Outer Solar System,"

The public is invited to attend all monthly meetings. For more information and directions visit the Web site at theskyscrapers.org. Public viewing at Seagrave Observatory is held every Saturday night, from 8 to 10 p.m., weather permitting.