Microscopium constellation

Microscopium (the Microscope) is a constellation in the southern sky, best seen in the evening in September. Its brightest star is γ Microscopii (magnitude 4.67). Microscopium covers 210 square degrees and is the 66th-largest of the 88 constellations.

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Microscopium constellation: the main stars connected by lines
The shape of Microscopium: its brighter stars joined by the traditional stick figure.

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Detailed star map of Microscopium

Microscopium constellation star map with lines connecting the stars, the brightest stars labeled (Greek letters), the IAU boundary and neighboring constellations
Map of Microscopium: lines connect the stars of the traditional figure, the dashed line is the official IAU boundary. Star names and Greek letters mark the brightest stars.

Facts

Latin nameMicroscopium (genitive: Microscopii)
AbbreviationMic
Meaningthe Microscope
Area210 square degrees (66th of 88)
Locationright ascension 21.0 h, declination −36°
Visible fromlatitudes 45° N to 90° S (whole constellation)
Best monthSeptember (at about 9 pm)
Brightest starγ Microscopii
Stars brighter than magnitude 623
Named stars (IAU)none
Messier objectsnone
NeighborsCapricornus, Grus, Indus, Piscis Austrinus, Sagittarius

Sources: star positions, magnitudes and colors from the Yale Bright Star Catalogue; constellation boundaries and star names from the IAU; areas and distances from Wikidata; stick figures by M. van der Sluys. How the maps are made.

How to find Microscopium

From 40° N (the USA, southern Europe, Japan) look south in September evenings: at about 9 pm Microscopium stands highest, around 14° above the southern horizon. From 35° S (Australia, South Africa, Argentina) it is highest in the south, about 89° above the horizon. The months before and after (August and October) are also good: then it is up a couple of hours earlier or later.

Microscopium borders Capricornus, Grus, Indus, Piscis Austrinus and Sagittarius.

Where Microscopium is in the night sky, shown among its neighbors Capricornus, Grus, Indus, Piscis Austrinus and Sagittarius
Microscopium (highlighted) among the neighboring constellations. Bright stars are named for orientation.

Stars of Microscopium

Microscopium has 23 stars brighter than magnitude 6, the limit of the naked eye under a dark sky. These are the brightest:

StarDesignationMagnitudeTypeDistance

Printable Microscopium map and outline

A black and white version for printing and a plain outline of the Microscopium figure, useful for school projects, worksheets and learning to recognize the shape.

Printable black and white map of the Microscopium constellation with star names, lines and boundary
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Microscopium constellation outline: the stick figure of Microscopium without labels
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History

Microscopium is introduced by the French astronomer Nicolas-Louis de Lacaille, who charted the southern sky from the Cape of Good Hope in 1751–52. Its official boundary was drawn by Eugène Delporte for the International Astronomical Union in 1930.

Questions about Microscopium

What is the brightest star in Microscopium?

γ Microscopii, at magnitude 4.67.

When can you see Microscopium?

Microscopium is best seen in the evening in September. The whole constellation is visible from latitudes between 45° N and 90° S.

How many stars are in Microscopium?

23 stars in Microscopium are brighter than magnitude 6 and can be seen with the naked eye under a dark sky; none of them has an official IAU name.

What does Microscopium mean?

Microscopium means “the Microscope” in Latin. Its abbreviation is Mic and the genitive, used in star names such as γ Microscopii, is Microscopii.

Neighboring constellations

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