Astrochemistry
The branch of science that explores the chemical interactions between dust and gas interspersed between the stars.
The branch of science that explores the chemical interactions between dust and gas interspersed between the stars.
Astronomers and scientists use the dates of to mark the beginning and end of seasons in a year. In the ...
The average distance from Earth to the Sun, slightly less than 93 million miles (150 million kilometers).
A unit of measure equal to the average distance between the Earth and the Sun, approximately 93 million miles.
A layer of gases surrounding a planet, moon, or star. The Earth's atmosphere is 120 miles thick and is composed ...
Atmospheric phenomena occur when light, usually from a natural source, but sometimes from artificial sources, is reflected or refracted as ...
The basic building block of matter. It is made of protons, neutrons, and electrons. There are many different kinds of ...
A glow in a planet's ionosphere caused by the interaction between the planet's magnetic field and charged particles from the ...
Also known as the southern lights, this is an atmospheric phenomenon that displays a diffuse glow in the sky in ...
Also known as the northern lights, this is an atmospheric phenomenon that displays a diffuse glow in the sky in ...