How many rings does earth have?

If you're talking about majestic ice rings, like we see around Saturn, Uranus or Jupiter, then no, Earth doesn't have rings, and probably never did. If there was any ring of dust orbiting the planet, we'd see it. It's possible that there were rings orbiting Earth in the past. read more

Finally, humans have put up an artificial ring in the past. The US Military launched 480 million copper needles into orbit around Earth in a project called Project West Ford. Scientists could bounce radio signals off the needles and communicate between two locations on Earth. read more

Mars does not have any rings. Jupiter, Saturn, Uranus and Neptune are the only planets in our solar system known to feature rings. Mercury, Venus, Earth and Mars have no rings. read more

Around the Solar System, multiple moons are the rule. Jupiter has 67 natural satellites, even Mars has two asteroid-like moons. read more