Southern Hemisphere

THETA (0) MUsCAE 5 A double star with components of 6th and 8th magnitudes divisible in small telescopes The brighter star is a blue supergiant, while its fainter component is an example of a Wolf-Rayet star, a type of hot star that has lost its outer layers.

NGC 4833 K 5 A globular cluster visible with binoculars and small telescopes.

cluster NGC 4833

This globular cluster 18,000 light-years away can be glimpsed through binoculars, but telescopes of 4 in (100 mm) aperture are needed to resolve its brightest stars.

Circinus Circini (Cir)

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