object in the upper left side
you can see in the picture that the object is a distinct mix of dark blue and light blue. Does anyone know what that is?
Welcome to Galaxy Zoo, PodollFreitas10614!
That's a star, in our own galaxy (the Milky Way); the strange shape and colors are artifacts ... saturation of the CCDs, internal reflections in the camera itself, quirks in how the 'photometric pipeline' (software which processes the data from the camera) works, that sort of thing. You'll surely come across several other odd-looking artifacts, as you click on ...
Happy hunting! 😃