More astrophysics illustrations

Astrophysics

Excited hydrogen atom

Astrophysics

Differential area element

Astrophysics

S0 galaxy

Astrophysics

Physical vacuum

Astrophysics

Collapsing supergiant star core

Astrophysics

Lane emden solution curve

Astrophysics

Center of mass marker crosshair

Astrophysics

Gravitational acceleration vector