Astronomy

Astronomy

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

13Categories 47688Terms

Add a new term

Contributors in Astronomy

Become a Contributors

Astronomy > Solar system

Kuiper belt

Astronomy; Solar system

A region in the outer Solar System that contains thousands of small, icy objects is called as Kuiper belt.

photosphere

Astronomy; Solar system

The thin layer of gas that is the visible surface of the Sun or another star is known as photosphere.

dwarf star

Astronomy; Solar system

A small star that has a low mass and that gives off an average or below average amount of light.

solar prominence

Astronomy; Solar system

A solar prominence is a large, bright feature, usually an eruption, extending outward from the Sun's surface. The precise cause of solar prominences is currently unknown. ...

Monster Prominence

Astronomy; Solar system

The powerful M3.6 Class solar flare that blasted out of the solar surface on Feb. 24, 2011. Captured by NASA's Solar Dynamics Observatory from outer space, the giant solar flare ...

Halley's Comet

Astronomy; Solar system

Halley's Comet is a well-known short-period comet (a comet that appears relatively frequently in Earth's atmosphere) that is visible from Earth every 75-76 years. Unlike other ...

winter solstice

Astronomy; Solar system

The time when the sun is at its southernmost point in the sky, the greatest possible distance from the celestial equator in the Northern Hemisphere. The winter solstice annually ...