Venus is the brightest light in the sky except for the Sun and moon when it is out. Also, Mars, Jupiter and Saturn are readily visible in the night sky. Mercury is visible, but only right before sunrise or after sunset.
Mercury, Venus, Mars, Jupiter, and Saturn can be seen without a telescope. Uranus too is technically visible without a telescope but it is so dim that it was not discovered until after the telescope was invented.
Mercury, Venus, Earth, Mars, Saturn and Jupiter. Uranus is also visible but it has to be a good night with no light pollution.
The classical planets - Mercury, Venus, Mars, Jupiter and Saturn are all clearly visble with the naked eye, as long as the timings are right.
Venus and mars can be fairly easily seen. Jupiter and Saturn look similar to stars. Uranus can be seen as a very faint star.
Mercury, Venus, Earth, Mars, Jupiter, Saturn.
Yes, you can also see Mercury and Saturn without a telescope. With a telescope, you can see all the planets.
It is used to observe features of stars, planets, and other celestial objects by their visible light (generated or reflected).
Yes, Saturn is readily visible to the naked eye. But you can't see the rings and moons without a telescope.
It is too far away, too small, and doesn't,reflect enough sun light to make it visible without a telescope.
You can see the six ancient planets without a telescope when they are visible, and in theory you can also see Uranus in perfect conditions. Neptune needs a moderate-sized telescope like a 3" refractor.
There are 5 planets that are visible to the naked eye and can be seen without the aid of a telescope. These planets are Mercury, Venus, Mars, Jupiter, and Saturn.
Pluto is not visible without a telescope.
Venus is one of the planets that is visible without a telescope. The planet has been known since antiquity. Galileo was the first astronomer to study Venus through a telescope.
They can be visible from Earth without the aid of a telescope.
Ancient India discovered only 5 planets without a telescope, because they could see the planets with their eyes, just as we can. Those planets are:MercuryVenusMarsJupiterSaturn
The planets visible to the naked eye, from the brightest to the less bright are Venus, Jupiter, Mars, Saturn, Mercury.
Mercury, Venus, Mars, Jupiter, and Saturn are visible from Earth without a telescope. At certain times, for those with excellent vision, Uranus is visible. Some planets are best viewed just before dawn.
Mercury, Venus, mars, Jupiter and Saturn can all be seen from earth. They look like bright stars with the naked eye.
Probably because without telescopes people wouldn't know that there were other planets (except that in addition to Earth, you can see five other planets without a telescope, but hey . . .)
Yes, you can also see Mercury and Saturn without a telescope. With a telescope, you can see all the planets.
All of them are if you have a telescope. If you don't, then Mercury, Venus, Mars, Jupiter and Saturn are visible. Probably. Earth definitely is.
It is used to observe features of stars, planets, and other celestial objects by their visible light (generated or reflected).