More astrophysics illustrations

Astrophysics

Orbital path ellipse

Astrophysics

Normal elliptical galaxy

Astrophysics

Ubv filter u

Astrophysics

Hydrogen helium envelope

Astrophysics

T-tauri wind

Astrophysics

Scale factor curve

Astrophysics

Comet dirty snowball

Astrophysics

Deep convection zone