Star cluster · In the Milky Way

Pleiades

Open star cluster, M45

From the Sun

444 light-years

PleiadesOpen in 3D
Picture: NOIRLab/NSF/AURA/T.A. Rector (University of Alaska Anchorage), R. Cool (University of Arizona) and WIYN

What it is

The Seven Sisters: a cluster of hot young stars about 100 million years old, passing through a cloud of dust that reflects their blue light.

The picture hangs at that distance facing Earth, as large as it is on the sky; how deep the object is cannot be seen, so it is flat.

The picture

Taken by
NOIRLab
Picture spans
about 8.9 ly
From the Sun
444 light-years
RA / Dec
56.55° / 24.11°

Pleiades

The Pleiades, also known as Seven Sisters and Messier 45 (M45), is an asterism of an open star cluster containing young B-type stars in the northwest of the constellation Taurus. At a distance of about 444 light-years, it is among the star clusters nearest to Earth and is the Messier object nearest to Earth, being the star cluster most obvious to the naked eye in the night sky.

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In the Milky Way