M31 · Andromeda
Galaxie d'Andromède
17h 44m 3 shots
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Galaxy · Canes Venatici
A spiral galaxy seen face on, 31 million light-years away in Canes Venatici, discovered by Charles Messier in 1773.
In the catalogue, the thumbnail for this object is cropped in on its subject, so that it can be seen at card size. This view here is the whole photograph, as I produced it.
Its companion NGC 5195 has been pulling on one of its arms for hundreds of millions of years. That tide is setting off the birth of new stars there. Its two arms are bright and come out fairly quickly. What takes hours are their faintest extensions, and the halo that surrounds the two galaxies.
Source: NASA, catalogue Messier de Hubble, Messier 51. A figure wrong? Report it.
1h 03m 1 shot
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Temps d'intégration : the total exposure time, the sum of every exposure stacked on an object.
In the same family
M31 · Andromeda
17h 44m 3 shots
0 towards 22h 12m · cumulative integration on this object
Chaîne de Markarian · Virgo and Coma Berenices
3h 1 shot
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M63 · Canes Venatici
2h 51m 1 shot
0 towards 22h 12m · cumulative integration on this object