The
____________________
consists
of
celestial
bodies
(
the
bright
objects
you
can
see
in
the
____________________
at
night
)
.
We
can
distinguish
two
types
of
____________________
bodies
:
-
Celestial
bodies
that
emit
light
and
illuminate
:
____________________
.
-
Celestial
bodies
that
do
not
emit
light
,
but
illuminate
:
____________________
.
,
satellites
etc
?
