Astronomy

Gamma-ray Telescope

astronomy

Boss, Lewis

American astronomer

Pegasus

Definition & Facts

LCROSS

Mission, Impact, & Facts

Near Earth Asteroid Rendezvous Shoemaker

spacecraft

Glushko, Valentin Petrovich

Soviet scientist

Microscopium

astronomy

Coronal Mass Ejection

Definition & Effects

Bethlehem, Star Of

celestial phenomenon

Carpenter, Scott

American astronaut

Heckmann, Otto

German astronomer

Picard, Jean

French astronomer

Musgrave, Story

American astronaut and physician

Kepler-452b

extrasolar planet

Mars Polar Lander

United States space probe

Saturn

Facts, Size, Temperature, Atmosphere, Color, Rings, & Moons