Yes. It can also be seen from Earth without one.
Yes it can I believe it can be seen with your eyes. It can be seen in colour through a telescope.
Mars can be seen from the Earth without a telescope, people have known about its existence since the stone age.
Yes, Mars can be seen at night without a telescope. It's a "naked eye object".
Mars
There are 5 planets that are visible to the naked eye and can be seen without the aid of a telescope. These planets are Mercury, Venus, Mars, Jupiter, and Saturn.
Yes. It can also be seen without one.
Yes.
No. No. You need a telescope to see Neptune.Nope... Neptune cannot be seen from the Earth without a telescope.
Type your answer here... mars
Often. In fact, it can often be seen at night without a telescope; it's fairly bright.
yes
All of them. That's where they were discovered from. Only Neptune cannot be seen with the naked eye.