'The triangulum one of these, a spiral type, is a pretty close neighbor of ours at 3 million light-years'
a galaxy
UNIVERSE: The triangulum one of these, a spiral type, is a pretty close neighbor of ours at 3 million light-years
The triangulum one of these, a spiral type, is a pretty close neighbor of ours at 3 million light-years
The triangulum one of these, a spiral type, is a pretty close neighbor of ours at 3 million light-years
UNIVERSE
a galaxy
UNIVERSE