More astrophysics illustrations

Astrophysics

Concentric circles

Astrophysics

Simple harmonic motion

Astrophysics

Absorption line center

Astrophysics

Keplerian disk

Astrophysics

Broad emission line peak

Astrophysics

Visible light spectrum

Astrophysics

Iron nickel outer core

Astrophysics

Subpulse drifting