|
|
|
| Edu Home > Article Library >Astronomy For Kids > Astronomy For Kids - Questions and Answers |
Astronomy For Kids - Questions and Answers |
| Hey, kids... Do you have questions about astronomy and what's out there? This is the place to come for answers! |
How Does a Star Die?
By Katrina Cain
So a star has reached middle age by fusing hydrogen into helium. Then what happens?
How Does a Star Form?
By Katrina Cain
A star is formed out of cloud of cool, dense molecular gas...
What are Saturn's Rings Made Of?
Saturn's rings are made of ice chunks of various sizes surrounded by Saturn's 60 moons and moonlets!
Why is Mars Red?
By Katrina Cain
Well, the short answer is that it isn't...
What is the North Star?
By Katrina Cain
Aside from knowing that it was an ancient tool that mariners used to find their way across the unknown seas and is well, in the North, I am left curious....
What is a Binary Star?
By Katrina Cain
The term binary star is a misnomer because it is actually a star system made up of usually two stars that orbit around one center of mass....
What is a Shooting Star?
By Fraser Cain
A shooting star is another name for a meteoroid that burns up as it passes through the Earth's atmosphere....
What is a Neutron Star?
By Fraser Cain
Neutron stars are formed when large stars run out of fuel and collapse....
Can You See the Great Wall of China From Space?
By Fraser Cain
In fact, when China's first astronaut, Yang Liwei, went into space, he said that he couldn't see the structure of the wall from out his capsule window.....
What Was the First Animal in Space?
By Fraser Cain
The first animals ever intentionally sent into space were fruit flies launched aboard a V2 rocket in 1947...
How Far is Space?
By How Far is Space?
The distance to space is surprisingly small - space isn't very far away....
What is on the Other Side of a Black Hole?
By Fraser Cain
There is no other side....
Why Does Jupiter Have the Great Red Spot?
By Fraser Cain
With larger telescopes you can see the famous Great Red Spot - a swirling storm larger than the Earth....
Why Can't We Launch Garbage Into Space?
By Fraser Cain
We could live in a world without trash....
How Long Will Life Survive on Earth?
By Fraser Cain
It feels like the Earth is forever. But we know it formed around 4.5 billion years ago, and it will last another 7.5 billion years or so...
How Does the Earth Protect Us From Space?
By Fraser Cain
Our Earth keeps us very safe from a dangerous Universe that's always trying to kill us in new and interesting ways....
Will the Large Hadron Collider Destroy the Earth?
By Fraser Cain
When it finally comes online, the LHC will be the largest, most powerful particle accelerator ever constructed....
How Can Galaxies Recede Faster than the Speed of Light?
By Fraser Cain
You could use up all the energy in the Universe and still not be traveling at light speed....
How Big Do Planets Get?
By Fraser Cain
We know how big our planets are, but how big can planets actually get in other Solar Systems...
Why are Distant Galaxies Moving Away Faster?
By Fraser Cain
The expansive force of dark energy is actually accelerating the expansion even faster. But we won't bring that in to make things even more complex....
What is the Distance to the Moon?
By Fraser Cain
At its closest point, the Moon gets to 363,104 km (225,622 miles), and at its furthest point, it's 405,696 km (252,088 miles)....
What is the Far Side of the Moon?
By Fraser Cain
Until we sent spacecraft into orbit around the Moon to take pictures, nobody on Earth had ever seen what the far side of the Moon looks like....
How Big is Apophis?
By Fraser Cain
In case you haven't heard, Asteroid 99942 Apophis is a near Earth asteroid that astronomers think will make a close flyby to the Earth in 2029...
Why Do Stars Die?
By Fraser Cain
This radiation starts up being trapped inside the star, and it can take more than 100,000 years to work its way out...
Why are there Black Holes in the Middle of Galaxies?
By Fraser Cain
Astronomers are now fairly certain that these supermassive black holes are at the heart of almost every galaxy in the Universe....
Why Do Some Scientists Consider Pluto to Not Be a Planet?
By Fraser Cain
With the discovery of Eris, astronomers had to reconsider their definition of a planet....
Why Haven't Planets Been Detected Around Alpha Centauri?
By Fraser Cain
Since Alpha Centauri is only a little over 4 light-years away, why aren't astronomers studying it for planets, instead of the more distant stars....
Why Can't We Land on Mars?
By Fraser Cain
When people imagine a spacecraft entering the Martian atmosphere, they think that it's going to be very similar to the Earth...
What is the Biggest Star in the Universe?
By Fraser Cain
One huge, famous star in our galaxy is the monster Eta Carinae, located approximately 7,500 light years away, and weighing in at 100 solar masses....
|
|
|