Beta Angle

The structural and functional core of a spacecraft that houses and supports the payload and all subsystems. Includes pow...

An accounting of resource allocation across spacecraft subsystems with margins. Mass budgets track weight, power budgets...

The gradual reduction of orbital altitude due to atmospheric drag. Severity depends on solar activity, ballistic coeffic...

A measure of how an object's mass and shape resist atmospheric drag, calculated as mass divided by (drag coefficient tim...