Celestial hemisphere:  Southern  ·  Constellation: Grus (Gru)  ·  Contains:  HD219264  ·  HD219369  ·  HD219380  ·  HD219494  ·  HD219609  ·  HD219630  ·  IC 5294  ·  IC 5308  ·  NGC 7552  ·  NGC 7582  ·  NGC 7590  ·  NGC 7599
Grus Quartet, Geoff
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Grus Quartet

Grus Quartet, Geoff
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Grus Quartet

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Description

The Grus Quartet consists of four large interacting spiral galaxies.  Two of its members, NGC 7552 and NGC 7582 have a high level of starburst activity due to mutual interactions. NGC 7582 is a type 2 Seyfert galaxy hosting a supermassive central black hole about 10 million times the mass of our sun.

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