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7 votes

Why is my C++ code for an orbit propagator wrong?

As David Hammen said, there's a lot wrong here. I'm not a professional, I'm just a hobbyist who blundered my way through Wikipedia's orbital equations because Kerbal Space program didn't have a map ...
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  • 4,351
0 votes

formula linking RAAN and LTAN

Some tools do allow you to plug in local time of node crossing and then calculate the RAAN ($\Omega$) for you, but they may be out of your budget range. Rather than implement it yourself, I recommend ...
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  • 5,237
12 votes

How far is the solar system's center of mass from the sun?

The solar system barycenter, as it's called, is a dynamic point that moves (or the Sun moves relative to, depending on how you think about it) depending on where the planets are in their orbits and ...
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