A Minuet of Galaxies

This troupe of four galaxies, known as Hickson Compact Group 87 (HCG 87), is performing an intricate dance orchestrated by the mutual gravitational forces acting between them. The dance is a slow, graceful minuet, occurring over a time span of hundreds of millions of years.

Credit:

The Hubble Heritage Team (AURA/STScI/NASA/ESA)

About the Image

NASA press release
Id:opo9931a
Type:Observation
Release date:2 September 1999, 18:00
Size:1500 x 1470 px

About the Object

Name:HCG 87, Hickson Compact Group 87
Type:Local Universe : Galaxy : Grouping : Cluster
Distance:400 million light years
Constellation:Capricornus
Category:Galaxies

Image Formats

Large JPEG
321.4 KB
Screensize JPEG
99.1 KB

Wallpapers

1024x768
125.1 KB
1280x1024
210.8 KB
1600x1200
326.5 KB
1920x1200
279.3 KB
2048x1536
369.6 KB

Coordinates

Position (RA):20 48 12.11
Position (Dec):-19° 50' 34.87"
Field of view:2.49 x 2.44 arcminutes
Orientation:North is 45.7° left of vertical


Colours & filters

BandWavelengthTelescope
Optical
B
450 nm Hubble Space Telescope
WFPC2
Optical
V
555 nm Hubble Space Telescope
WFPC2
Optical
R
675 nm Hubble Space Telescope
WFPC2
Infrared
I
814 nm Hubble Space Telescope
WFPC2

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