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∙ 12y agoAround 19.85 billion years
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What is a small star that only gives of faint light and are cool?
That can either be an old white dwarf, a red dwarf. or a brown dwarf.
Why does the universe not contain any black dwarf stars?
It is not old enough. It is estimated that it would take trillions of years for a white dwarf to a black dwarf. The universe is only about 13.8 billion years old.
How many planet in the world?
If by "wold" you mean world, and if by "world" you mean Earth, Earth is a planet. However, an old word for world is "Cosmos" and Cosmos can mean all of creation. (The confusion is because in the old days, people reckoned that the Earth was pretty much all there was). Well, there are maybe a trillion galaxies in the Cosmos, and each one has maybe 1-100 billion stars, and if our Sun is at all representative, each star could have a few planets, so -- a lot!
Is Mercury jovain?
Mercury is not a jovian planet because all planets after Jupiter and Jupiter are all jovian planets. So Jupiter, Saturn , Uranus , Neptune and the poor old Pluto that was booted from the planets are all jovian.
What does Jupiter and venus have in common?
They all have a solid rock surface composition and I'm 10 years old
A old the planets?
Old the planets are. Billions of years old are all of them.
What is the tenth planet away from the sun?
There are only 8 major planets in the solar system, since Pluto (the old ninth planet) was re classified as a dwarf planet. If we did count the 5 additional dwarf planets, then Pluto would be the tenth one out, since there is a dwarf planet called Ceres between Mars and Jupiter.
What kinds of astronomical bodies are found in the solar system?
In the solar system, we have a star, planets, dwarf planets, asteroids, comets, meteors, and human debris. (such as old satellites, probes, etc.)
Can you put your 7 month old dwarf hamster with a new six week old dwarf hamster?
If they are both female yes. Keep all males alone in a cage.
Which planets are prehistoric?
All the planets are prehistoric (meaning they predate written history) since all of them are 4.5 billion years old.
Is Saturn as old as any of the other planets?
All the planets of our solar system are believed to have formed at about the same period in time.
What is the differences between a red dwarf and a red giant star?
Well first of all the SUN is alive -orbits around planets - Medium sized - gives out heat Red Giant Not alive -floats around space -giant siZed -cool - fl
How big do you have to be to not be a dwarf?
If you are over 5 feet tall you are definatly not a dwarf, no matter how old you are.
How much should a 9 month old dwarf rabbit weigh?
More than an 8 month old dwarf rabbit.
What is a small star that only gives of faint light and are cool?
That can either be an old white dwarf, a red dwarf. or a brown dwarf.
How old is a healthy dwarf hamster when it dies?
About a year old
Why does the universe not contain any black dwarf stars?
It is not old enough. It is estimated that it would take trillions of years for a white dwarf to a black dwarf. The universe is only about 13.8 billion years old.
