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What planets can be seen with a telescope?

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There are several visible moons around Saturn as well. In a moderate telescope Venus and Mercury will reveal their phases (a crescent shape), and Venus can even show hints of cloud details with a right filter. Neptune and Uranus will look like small, featureless, bluish / greenish disks through any telescope. read more

Mercury, Venus, Mars, Jupiter and Saturn are the five planets that are visible without a telescope. These five planets were known to ancient astronomers long before the invention of telescopes. Some experts also include the Earth on the list of planets you can see with the naked eye. read more

When the sun has large sunspots, they can be seen without a telescope. However, it's unsafe to look at the sun without protective eyewear. See our video on how to safely observe the sun, or our safe sunwatching infographic. read more

Uranus and Neptune are too far away to be seen with the naked eye. Venus, Mars, Jupiter and Saturn can be seen with the naked eye at certain times. read more

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