Learn more about what causes these unusual visions in the sky!

Set your alarms early on June 19th to be treated to a rare celestial display. Learn when and where to watch!

There's a lot to see on these spring/summer nights in June, including the Strawberry Moon, and an annular solar eclipse.

Comet SWAN may be visible as early as this weekend. Will it dazzle or disappoint? We explain.

There's lots of events happening in the night sky this month, including a meteor shower, and a Supermoon lunar eclipse! We have the dates and times so you don't miss a thing!

When is the first day of summer and why does it differ each year? Plus see the interesting traditions for this change of seasons!

Learn when the Earth is closest and farthest from the Sun.

You may have heard people complaining about something called Mercury retrograde. But what is it? And when are the dates? We have the answers!

When two full Moons appear in a single month, the second one is usually called a Blue Moon. However, there is proof that this popular definition may be a misunderstanding picked up by mainstream media in the 1940s! Learn two different ways to determine this special Moon. Plus, see when the next one will be

There's talk that Betelgeuse's recent strange pulsating might be a signal that the star is about to blow apart and become a supernova. But is it true? We explain.