Similar to 光害

2M0437 b

2MASS J11193254−1137466

2channel

4chan

ABO blood group system

Axiom (computer algebra system)

Base erosion and profit shifting

BibTeX

CLIÉ

Outline of astronomy

ANTARES (telescope)

BATTeRS

Cosmic Background Explorer

Cosmic-Ray Extremely Distributed Observatory

Shadow

Airglow

Surface brightness

Bortle scale

Optics

RGB color model

Airy disk

Mirage#Heat haze

Visible spectrum

Luminance (disambiguation)

Glare (vision)

Atomic absorption spectroscopy