Because they are sooooo far away.
See related question for distances to our nearestgalaxies.
At least 3 or 4 galaxies can be seen with the naked eye. Other galaxies can be seen if you watch through a telescope. Basically, in any direction you look, there are galaxies.
No. No. You need a telescope to see Neptune.Nope... Neptune cannot be seen from the Earth without a telescope.
No. No. You need a telescope to see Neptune.Nope... Neptune cannot be seen from the Earth without a telescope.
Mercury can be seen with or without a telescope, depending on the conditions.
The two galaxies that can be seen from Earth without a telescope are the Milky Way, our own galaxy, and the Andromeda Galaxy, which is the closest spiral galaxy to us at about 2.5 million light-years away.
Yes, Mars can be seen at night without a telescope. It's a "naked eye object".
Neptune but only on a very good night i think
No. You need a telescope to see Titan.
Saturn is the last planet that can be seen without using a telescope or binoculars and the planet was known in the ancient world before telescopes were invented. The rings, however, can only be seen using a telescope.
No. All the stars you see at night are in our galaxy. Stars in other galaxies are much too far away to be seen without a powerful telescope.
Earth can easily be seen without a telescope, simply look close to your feet, you are standing on it. Earth is the planet that we live on.
Saturn is the outer planet that can be seen from Earth without the aid of a telescope. Its bright rings make it easily visible in the night sky.