The Museum is an early voting site (enter at 77th Street).
Part of Scales of the Universe.
AMNH/D. Finnin
If the Hayden Sphere is the size of the globular star cluster Messier 80, then this model is the relative size of the Oort Cloud of comets.
The Oort Cloud is a spherical swarm of trillions of comets orbiting the Sun. It extends about a fifth of the way to the nearest stars.