Astrophysics In Action

"Astrophysics In Action" is a free Android app that consolidates astrophysics formulae and enables users to perform calculations through various interactive forms. Covering topics from angular distance to Coulomb's law, it empowers astrophysicists to apply theory in practice. Users can request new features, and the app includes star-counting activities using your camera. GPS is utilized for accurate calculations, with manual input available for privacy.