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Inside our solar system, we know of eight; outside it, over 1800 exoplanets have been identified and a couple thousand more candidates still under investigation, including the first one in another galaxy. It is estimated as many as 200 billion planets may be in the Milky Way.
Wiki User
∙ 9y ago
Wiki User
∙ 6y agoIt was originally thought there were nine planets in our solar system... Mercury, Venus, earth, Mars, Jupiter, Saturn, Neptune, Uranus & Pluto. However, in recent years, it has been decided that Pluto isn't actually part of the solar system - but actually belongs to a doughnut-shaped collection of 'space debris' called the Kuiper belt.
Wiki User
∙ 13y ago9 planets, thought they aren't sure bout' Pluto.
Wiki User
∙ 15y agoApart from the 8 known planets in the solar system, there are more than 350 known planets orbiting other stars.
Wiki User
∙ 13y agoThere are actually 9 planets that have been discovered
Actually more than 400 planets have been discovered so far outside of our solar system.
Wiki User
∙ 12y agoMore then the 8 Major Planets we've discovered.
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The extrasolar planets discovered so far most resemble?
Most exoplanets so far discovered resemble Jupiter. However, Earth sized planets have also been discovered and more will be discovered.
What is the 25th planet in the solar system?
There are only 8 planets so far (that have been discovered) in our solar system.There are also 4 dwarf planets (these are not proper planets).Starting with the closest to the sun:MercuryVenusEarthMars(Ceres - Dwarf)JupiterSaturnUranusNeptune(Pluto - Dwarf)(Makemake - Dwarf)(Eris - Dwarf)There are probably more - but these are the only ones that have been discovered.
Are there planets not yet discovered?
Of course! Where we are now in space science is only the tip of the iceberg. There are so many unknown things out there.AdditionallyAstronomers are just discovering new planets outside our solar system. Until recently the planets were too far away and too dim to be seen by our best telescopes.
Is there intelligent life on other planets?
So far, mankind has not discovered any life on other planets, let alone intelligent life. There's barely any intelligent life on this planet!!!
What is the name of the planet that looks like Earth but 100 like years from earth?
So far, we have not discovered any planets that resemble Earth.
How many extrasolar planets are there in this this universe?
There are about 480 which have been discovered so far in the universe a handful of them are dwarf planets. Hope this helps!!!!
How far are the planets from the Milky Way?
Most planets that have been discovered are in the Milky Way
The extrasolar planets discovered so far most resemble?
Most exoplanets so far discovered resemble Jupiter. However, Earth sized planets have also been discovered and more will be discovered.
What are the Atmosphere types of the planets?
Most planets that have so far been discovered have had gaseous atmospheres.
Are there any extrasolar planets?
Yes. So far nearly 2,000 extrasolar planets have been discovered.
Dose all the planets orbit the sun?
All the planets in our solar system orbit our sun. Recently other suns, far out in Space, have been discovered to have their own planets.
Are there more than one planet in the galaxy that's been discovered with life?
So far no planets have been detected that harbour life.
How many world have there been?
It is not clear, if it is football then 2010 world cup is the 19th.
What is the 25th planet in the solar system?
There are only 8 planets so far (that have been discovered) in our solar system.There are also 4 dwarf planets (these are not proper planets).Starting with the closest to the sun:MercuryVenusEarthMars(Ceres - Dwarf)JupiterSaturnUranusNeptune(Pluto - Dwarf)(Makemake - Dwarf)(Eris - Dwarf)There are probably more - but these are the only ones that have been discovered.
Why is earth called a unique planets?
as far as we know it is the only planet that has water and life
What is life called on other planets?
So far no other life have been discovered beyond Earth but the generic term for such lifeforms would be 'aliens'.
There are planets in the universe?
Yes. There are 8 planets in our own solar system and more than 2,000 that have been discovered so far orbiting other stars. It is estimated that out galaxy alone contains 100 billion to 400 billion planets.
