What if you fell into Uranus?
Uranus is a ball of ice and gas, so you can't really say that it has a surface.You will continuously fall because Uranus is a gas giant.If you throw of make something or more specifically fall in Uranus it will fall continuously.There are no solid surface in Uranus so you will endlessly fall. There are no existing oxygen in Uranus, Uranus indeed contains a significant amount of hydrogen and methane, both highly flammable gases. However, the burning of methane or hydrogen requires oxygen.