What does the largest moon in the Solar System look like?
, larger than even
has an icy surface speckled with bright young craters overlying a mixture of
older, darker, more cratered terrain laced with
The cause of the grooved terrain remains a
topic of research
with a leading hypothesis relating it to shifting ice plates.
is thought to have an
that contains more water than Earth -- and
might contain life
Like Earth's Moon
, Ganymede keeps the
same face towards
its central planet, in this case Jupiter.
was captured in 2021 by NASA's robotic Juno spacecraft when it passed by the immense moon.
The close pass reduced Juno's orbital period around Jupiter from 53 days to 43 days.
to study the
's high gravity,
unusual magnetic field
complex cloud structures