The University of Texas at Arlington

The University of Texas at Arlington

The Planetarium at UT Arlington

The Planetarium at UT Arlington

Astronomy 101

Here you can learn a bit about the exciting field of Astronomy, a science as old as history itself but as thoroughly modern as the latest cutting-edge technologies that are brought to bear in understanding the cosmos. Have fun exploring!

Ask the Astronomer

Ask the Astronomer

Browse through our collection of questions sent in by our readers and answered by our Planetarium staff. If you have a burning question of your own, submit it to the Astronomer and look for your question to be answered here.

Articles

Articles

Occasionally we write an article about something interesting or timely. Check out our collection so far.

Planetary Weight and Age Calculator

Planetary Weight and Age Calculator

Now for some fun! Find out how much you weigh and how old you would be on other planets of the solar system. While you're there, discover some interesting facts about the planets.