Astro Photography Accessories

You will need a T-Ring for your specific camera brand (#93402 for Nikon & #93419 for Canon EOS) and a T-Adapter to fit your telescope's optical tube. This is known as prime-focus photography.
SLR Camera > T-Ring > T-Adapter > Telescope.

If you don't have an SLR and want to take photos of the planets and night sky with a smartphone or compact camera, you can do with a universal adapter like the: Celestron NexYZ 3Axis Universal Smartphone Adapter.