More astrophysics illustrations

Astrophysics

Microscope

Astrophysics

Infinitesimal area element polar

Astrophysics

Free falling object

Astrophysics

Giant planet core

Astrophysics

Hydrogen burning shell thick

Astrophysics

Accretion disk thin

Astrophysics

Meter stick vertical

Astrophysics

Oxygen iii emission line