Almost 14 billion years ago, the universe we inhabit burst into existence in an extraordinary event that initiated the Big Bang. In the first fleeting fraction of a second, the universe expanded exponentially, stretching far beyond the view of our best telescopes. All this, of course, was just theory.
Backyard stargazers get a monthly guide to the northern hemisphere's skywatching events with "Tonight's Sky." July hosts the Delta Aquarid meteor shower and and three glorious nebulae.
Asteroids, planets and rare meteor showers, June skies alight with stellar happenings.
The Space Telescope Science Institute provides backyard stargazers this monthly guide to the northern hemisphere's skywatching events. In March, look for the Beehive Cluster and find out how to spot Jupiter and Saturn.