Binoculars and some smaller telescopes have the advantage of being useful for watching Earth bound objects like birds and wildlife. If you really want to see deep into space and marvel at the unbelievable objects that are out there, larger aperture size is very important. But remember that the bigger one's telescopic aperture, the more money you will have to part with. A good Newtonian 8 inch aperture telescope can cost between 700 to 900 dollars. If you live in an area with a lot of light pollution, make sure to consider how hard it will be to disassemble and transport your telescope.
Some telescope types are heavy and very hard to transport.
Before you buy anything, consider going to a few star parties . This is the best way to learn about many of the details in amateur astronomy. At a star party you will find many different types, sizes and makes of telescope. You will find people who know the sky above, who are willing to teach and show you every little detail. Even after you buy a telescope, you will most likely wish to join the organization and continue going to the star parties.