Astronomy definition science

What does the word astronomy mean?

astronomy noun. The study of the physical universe beyond the Earth's atmosphere
Including :
The process of mapping locations and properties of the matter and radiation in the universe. Etymology:Astronomie
From astronomiaFrom ἀστρονομία
From ἄστρον
From h₂stḗr + νόμος
Related to νέμω.

What is basic astronomy?

Astronomy is the study of everything in the universe beyond Earth’s atmosphere. That includes
Objects we can see with our naked eyes

Like the Sun
The Moon
The planets

And the stars.It also includes
Objects we can only see with telescopes or other instruments
Like faraway galaxies and tiny particles. And it even includes
Questions about things we can't see at all
Like dark matter and ...

What is the scientific definition of astronomy?

astronomy
science that encompasses the study of all extraterrestrial objects and phenomena. Until the invention of the telescope and the discovery of the laws of motion and gravity in the 17th century
astronomy was primarily concerned with noting and predicting the positions of the Sun

Moon
And planets

Originally for calendrical and astrological purposes and later for navigational uses and scientific interest.

Why is astronomy called a science?

Astronomy is a physical science concerned with the smallest particles and the largest natural objects. The name Astronomy comes from the Greek roots Astr- and -nomia to literally mean "name stars". Astronomy is the study of everything outside of the earth's atmosphere and their chemical and physical properties.

×Astronomy is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry to explain their origin and evolution. Objects of interest include planets, moons, stars, nebulae, galaxies, and comets. Astronomy deals with the position, size, motion, composition, energy, and evolution of celestial objects.