Direct Access to the

Glossary: 0#  A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z
Companies: 0# A B C D E  F G H I J K L M N O P Q R S T U V W X Y Z

Circumpolar stars are permanently above the horizon from a given observing point on Earth; that is to say, they never set. At Earth’s Geographical North Pole (90° north latitude), all stars in the sky are circumpolar. On Earth’s equator, no stars are circumpolar.

No comments

Do you have more interesting information, examples? Send us a new or updated description !

If you sent more than 600 words, which we can publish, we will -if you allow us - sign your article with your name!

Related Articles

Celestial ■■■■■
Celestial: A celestial pole are two points in which the extended axis of the earth cuts the celestial . . . Read More
Vertex ■■■■
Vertex: In the aerospace or aviation context, "vertex" can refer to a number of different things, depending . . . Read More
Coordinate ■■■■
In geometry, a coordinate system is a system that uses one or more numbers, or coordinates, to uniquely . . . Read More
Star ■■■■
In the aerospace context, the term "star" can refer to a celestial object that is a fixed point of light . . . Read More
TDRSS stands for the Tracking and Data Relay Satellite System. TDRSS is a system of communication satellites . . . Read More
GSO ■■■
In the aerospace context, GSO stands for Geostationary Orbit, it is an orbit around the Earth in which . . . Read More
Aurora ■■■
In the aerospace context, "aurora" usually refers to the natural light displays that are observed in . . . Read More
GEO ■■■
GEO typically stands for "Geosynchronous Equatorial Orbit" which is an orbit around the Earth that is . . . Read More
Geosynchronous ■■■
A geosynchronous orbit (sometimes abbreviated GSO) is an Earth-centered orbit with an orbital period . . . Read More
Meteor ■■■
In the space industry context, a meteor refers to the visible phenomenon that occurs when a meteoroid . . . Read More