yes it does give off light
No. Uranus contains methane in its atmosphere, but it does not give off methane.
The phrase 'give off light' means to have a lot of light.
Planets and Moons only reflect light, they do not 'give off light'.
A rose does not give off light
The stars give off light
Plants give off oxygen gas in the light.
Planets dont give off light therefore all planets dont give off its own light
A Planet does not give off light of its own.
Infrared light doesn't "give off" energy; in this case, it IS the energy.
light worms
Uranus is about 20 AU from the Sun, so light takes about 2.77 hours to reach Uranus.
Objects that don't give off light - like a cup - reflect incoming light.