Astronaut vs. Astronomer

Astronautnoun

A member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose.

Astronautnoun

An American space traveler, when contrasted against equivalent terms from other countries such as cosmonaut and taikonaut.

Astronautnoun

(Hong Kong) A returnee who frequently flies back and forth between Hong Kong and his/her adopted home country.

Astronaut

a person trained to travel in a spacecraft; one who travels in a spacecraft; - called in the Soviet Union and Russia cosmonaut.

Astronautnoun

a person trained to travel in a spacecraft;

Astronaut

An astronaut (from the Greek (ἄστρον), meaning , and (ναύτης), meaning ) is a person trained, equipped, and deployed by a human spaceflight program to serve as a commander or crew member aboard a spacecraft. Although generally reserved for professional space travelers, the terms are sometimes applied to anyone who travels into space, including scientists, politicians, journalists and tourists. technically applies to all human space travelers regardless of nationality or allegiance; however, astronauts fielded by Russia or the Soviet Union are typically known instead as cosmonauts (from the Russian (космос), meaning , also borrowed from Greek) in order to distinguish them from American or otherwise NATO-oriented space travellers.

Astronomernoun

One who studies astronomy, the stars or the physical universe; a scientist whose area of research is astronomy or astrophysics

Astronomernoun

An astrologer.

Astronomernoun

One who is versed in astronomy; one who has a knowledge of the laws of the heavenly orbs, or the principles by which their motions are regulated, with their various phenomena.

Astronomernoun

a physicist who studies astronomy

Astronomer

An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either observational (by analyzing the data) or theoretical astronomy.