Vermont Astronomical Society at Brownell Library

In-person and via Zoom. Everyone reading this knows the earth is spinning while orbiting the sun.  If you stop to think about it, the Sun is orbiting around the center of the Milky Way too.  But that is much too simplistic. There’s the Moon and other planets and the Milky Way itself is moving and...  If you decided to take a really long exposure image (months or years), here are all the motions you need to take into account! Following the main presentation the recurring monthly presentations will include Constellation of the Month by Terri Zittritsch.