The Arthur Ross Terrace will be closed this morning, Tuesday, October 21, for a private cultural observance. You many observe smoke and/or fire coming from the Terrace at that time. The FDNY has been notified in advance, and all safety precautions are in place. The Terrace will reopen at 1 pm.
If the Hayden Sphere is the size of the blue supergiant star Rigel, then this model is the relative size of Vega.
The bluish white star Vega is several times larger than the Sun, and about twenty-six light-years away.