SkyGuy

We call it "The Red Planet," but why is it that color? SkyGuy looks at some possible explanations...

Today marks the 40th anniversary of the Apollo 11 moon landing; the first time human beings set foot on another world!

Astronauts completed their first spacewalk servicing the Hubble Space Telescope. Although it was a success, there was one point in the spacewalk where things could have gone very bad. Take a look!

Astronauts are fixing and upgrading the Hubble Space Telescope RIGHT NOW!! Tune in to see what it is they are doing ...

In your entire life, you will be lucky to see a half dozen comets. Here's one you can see tonight!

Earth and Venus are very similar in many ways. But does that mean Earth will end up desolate, just like Venus, because of global warming? SkyGuy answers ...

Must be Mercury, right? It's closest to the sun, after all! Well, SkyGuy sets us straight on this. It's not Mercury, folks .....

The Messenger probe is closing in on Mercury. What's so interesting about this planet? SkyGuy explains ...

Uh oh! The Hubble is broken!

Spiral galaxies are beautiful and swirly. But why are they shaped like that? The answer may surprise you. Plus, SkyGuy talks about the other kinds of galaxies.

August 11th and 12th mark the peak of the Perseid meteor shower. But what is a meteor shower and what causes it? SkyGuy explains...

Comets and shooting stars are very different beasts. But what exactly are they? SkyGuy gives the answer...

June 20th was the summer solstice for people in the northern hemisphere. But what, exactly, is a solstice?

Ever wonder how many stars there are in the entire universe? SkyGuy tries to give an idea...

For thousands of years, people thought the Earth was stationary and everything else, including the sun, went around us. We know better now.

The number of galaxies (that we know of) in the universe is simply astounding. Using the Hubble Space Telescope, we know that there are more than we have seen. How many more? Watch this and see!