Last Updated：2022/12/23
Sentence
At
the
center
of
the
Heleus
Cluster
is
a
black
hole,
a
huge
star
that
has
collapsed
into
a
region
of
space-time
with
gravitational
effects
so
powerful
that
even
light
cannot
escape.
This
example
is
believed
to
be
a
Kerr
black
hole
approximately
12
stellar
masses
in
size,
and
appears
to
have
absorbed
additional
mass
from
nearby
systems.
Quizzes for review
At the center of the Heleus Cluster is a black hole, a huge star that has collapsed into a region of space-time with gravitational effects so powerful that even light cannot escape. This example is believed to be a Kerr black hole approximately 12 stellar masses in size, and appears to have absorbed additional mass from nearby systems.
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