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What are the smallest stars?
The smallest stars known are red dwarfs, which typically have masses less than half that of our Sun. These stars are the most common in the universe and can be as small as about 8% of the mass of the Sun. Despite their small size, red dwarfs can have long lifespans, burning steadily for billions of years.
What is the connection to the stars?
Humans have long been fascinated by stars, often attributing them with symbolic or spiritual significance. Many cultures have used stars for navigation, time-keeping, and storytelling. Studying stars also helps astronomers understand the universe's origins and evolution.
How long does a neutron star last after a supernova?
Nobody knows for sure, but billions of years. It would also depend on when the neutron star, no longer becomes a star. Is it when it stops radiating heat, or x-rays? The star or the remains will continue to be a physical property but will no longer radiate any energy.
What type of stars is the double star?
Any two types of star can be gravitationally bound with another for instance you can get neutron-neutron pairs you can get two yellow stars or you can get a red super giant with a normal star so long as they are in gravitational equilibrium any two can be a paired star
Are dead stars cold?
No. The remnants left behind by dead stars retain a lot of left-over heat and will take a long time to cool down. Currently the universe has not been around long enough for any dead star to have cooled to a temperature we might consider cold.
What is a small hot star that is near the end of its life called?
There are small hot stars - White dwarfs, neutron stars but by furtue that they are hot, means they are not near the end of their lives. It takes a long long time for all the residual heat to escape into the Universe. So, there are NO hot stars near the end of it's life.
How long have stars been known?
Since the first man as on earth. Stars have been known for thousands of years!
Why do you study stars?
To learn more about the universe. For me personally, I enjoy getting outside at night and observing. I look at stars that change in brightness - variable stars - and this contributes to our ongoing long-term database.
How long has helium been in existence?
Helium is has been in existence since the beginning of the universe.
How long have the stars been shining?
4000billion years +
How long has Lego Universe been around for?
Lego Universe has been around since October 2010. So that's just over a year.
The idea that Earth was the center of the universe is an example of that has long been discarded.?
the answer is a hypothesis
