Tonight’s Sky: June 2016

Backyard stargazers get a monthly guide to the northern hemisphere’s skywatching events with “Tonight’s Sky.” In June, look toward the constellation Hercules to find compact globular clusters of stars.

“Tonight’s Sky” is produced by, online home of the Hubble Space Telescope. This is a recurring show, and you can find more episodes — and other astronomy videos — at

Visit Tonight’s Sky on HubbleSite.