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Astronomy

The scientific study of planets, stars, black holes, comets and other celestial bodies that make up outer space.

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Contributors in Astronomy

Astronomy > Planetary science

evening star

Astronomy; Planetary science

A planet, not a star, that can be seen in the west just after sunset and it is usually Venus or Mercury.

simple sugar molecule

Astronomy; Planetary science

Also called glycolaldehyde, the simple sugar molecule is composed of carbon, hydrogen and oxygen and plays a key role in the chemical reaction that forms ribonucleic acid (RNA), a ...

Saturn

Astronomy; Planetary science

A planet that is sixth in distance from the Sun and is the second largest planet in the Solar System.

Goddard

Astronomy; Planetary science

American scientist who was one of the first people to proposed that rockets could be used to travel into space.

interplanetary

Astronomy; Planetary science

Existing or happening between planets. A satellite that is launched from the Earth to orbit Mercury travels through interplanetary space.

Jupiter

Astronomy; Planetary science

The planet that is fifth in distance from Sun. It is the largest planet in the Solar System.

Mercury

Astronomy; Planetary science

The planet that is closest to the Sun. Mercury is the second smallest planet in the Solar System and has a rocky surface.