General astronomy

General astronomy

Contributors in General astronomy

General astronomy

A faint constellation the southern sky. Its name is Latin for the eighth part of a circle, but it is named after the octant, a navigational instrument. The constellation was devised by Nicolas Louis ...

Ophiuchus

Astronomy; General astronomy

A large constellation located around the celestial equator. It is commonly represented as a man grasping the snake that is represented by the constellation Serpens. Ophiuchus was one of the 48 ...

Orion

Astronomy; General astronomy

Often referred to as The Hunter, is a prominent constellation located on the celestial equator and visible throughout the world. It is one of the most conspicuous, and most recognizable ...

Pavo

Astronomy; General astronomy

A constellation in the southern sky. Its name is Latin for peacock. It is one of twelve constellations created by Petrus Plancius from the observations of Pieter Dirkszoon Keyser and Frederick de ...

Am star

Astronomy; General astronomy

Peculiar star whose metallic lines are as strong as those of the F stars but whose hydrogen lines are so strong as to require that they be classed with the A stars. They are generally short-period ...

Amalthea (Jupiter V, Barnard's satellite)

Astronomy; General astronomy

The innermost satellite of Jupiter.

Andromeda galaxy (M 31)

Astronomy; General astronomy

1) A spiral galaxy (kS5 in Morgan's classification) in the Local Group, about 650-700 kpc distant (MV = -21), visible to the naked eye as a fuzzy patch in the constellation of Andromeda. Total mass ...