Astronomy

Maunder Minimum

solar phenomenon [1645–1715]

Anthropic Principle

cosmology

Kāshī, Al-

Biography & Facts

Star

Light, Names, & Facts

Astronomical Map

Constellations, & Significance

Arp, Halton Christian

American astronomer

PSR 1257+12

pulsar

Thor Rocket

rocket

Hobby-Eberly Telescope

telescope, Texas

THEMIS

United States satellites

Gregory, James

Biography & Facts

Iron Meteorite

Mukai Chiaki

Japanese doctor and astronaut

Olbers’ Paradox

astronomy

Observable Universe

Size, & Facts

Las Campanas Observatory

observatory, Chile