Trying to solve a word problem? Trying to calculate a launch window? Armed with a few parameters (or COE's!), you can get started with calculations right away!
If you're trying to tackle problems on your own, or if you're simply curious about what all those strange symbols represent, check out the Formulas page.
Nodal displacement...say what?!? If the terms used in orbital mechanics have you scratching your head, this is the place for you!
If you want to master the subject of space (or, if you love bits of knowledge that will help you get ahead on Jeopardy), look no further than the Tidbits page.
Some calculations are just plain hard. Wouldn't it be nice if you could just plug in some known values and receive the unknown ones? Trying to figure out which buttons to push on a calculator can be a daunting task, to be sure, but don't despair—we're here to help!
A few brave souls prefer to trek into the unknown on their own. If that sounds like you, launch into our comprehensive list of formulas and equations.
Commander! Our spacecraft is heading for a line of nodes! (If you're uncertain whether this is okay, you may want to consult our list of terms). This is also a great place to arm yourself with words that will impress your friends.
Become a quiz whiz by expanding your knowledge of space with a few interesting tidbits of information.