UGC 1810: Wildly Interacting Galaxy from Hubble
What's happening to this spiral galaxy?
Although details remain uncertain,
it surely has to do with an ongoing battle with its smaller galactic neighbor.
is labelled UGC 1810 by itself, but together with its
collisional partner is known as
The overall shape of UGC 1810 -- in particular its
blue outer ring
is likely a result of wild and
This ring's blue color is caused by massive stars that are
and have formed only in the past few million years.
The inner galaxy
appears older, redder, and threaded
A few bright
stars appear well in the foreground, unrelated to
UGC 1810, while several galaxies are visible well in the background.
lies about 300 million light years away
the constellation of Andromeda.
Quite likely, UGC 1810 will
galactic sidekick over the next billion years and settle into a classic
APOD in world languages:
Authors & editors:
NASA Web Site Statements, Warnings,
NASA Official: Jay Norris.
A service of:
& Michigan Tech. U.
Publications with keywords: interacting galaxies
Publications with words: interacting galaxies