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.