Halley's Comet -- Kids' Version - Astronomy
Every 76 years, a very bright object streaks across our sky, producing a brilliant lightshow. This object is Halley's Comet, and as recently as 100 years ago, people thought the comet foretold doom and destruction. Halley's Comet has been known ... [... more]
Bella Online |
What are Comets? - Astronomy
Comets are essentially leftovers from the solar system's formation, originating from the Oort Cloud and Kuiper Belt. Despite such a benign-sounding description, comets make for interesting study and viewing, with a fascination leading back to ... [... more]
Bella Online |
Astronomy for Kids - All About Comets - Astronomy
Comets look beautiful in the night sky, but for centuries, people were afraid of them. Some of the more well-known comets, like Halley's Comet, created so much fear that people were afraid to leave their homes when the comet was overhead. Today, ... [... more]
Bella Online |
Astronomy for Kids - All About the Moon - Astronomy
Blue moon...the man in the moon...the moon is made of green cheese...what do all these things mean? Are any of them true? Good question! Here's some of what we know about our moon. A: The moon is about 2,160 miles across, which is about ... [... more]
Bella Online |
Astronomy for Kids - Quasars - Astronomy
They're only about the size of our Solar System, but they shine brighter than 100 galaxies combined. What are they? They're quasars, and they may be windows into the beginning of our universe. A: Quasars are small objects, probably formed when ... [... more]
Bella Online |
Astronomy for Kids - The Planet Mars - Astronomy
Little green men. Mysterious canals. Unexplained geologic features. There are a lot of wild stories about the planet Mars. It may not be home to an alien civilization, but Mars is still a fascinating planet that has intrigued scientists for ... [... more]
Bella Online |
Astronomy for Kids - The Planet Neptune - Astronomy
Talk about mistaken identity! When the planet Neptune was first seen, the astronomer who saw it thought it was a star. And when astronomers found out what Neptune really was, it was because they were studying another planet. We still have a lot ... [... more]
Bella Online |
Galaxies -- Kids' Version - Astronomy
The planets. The moon. The sun. All these things are part of a galaxy known as the Milky Way. Even though we live in a galaxy, however, many of us don't know exactly what galaxies are. In fact, astronomers still don't completely understand ... [... more]
Bella Online |
Kids' Astronomy -- Nebulae - Astronomy
Some are blue. Some are red. Some look like planets. From the Latin word for cloud, nebulae are some of the most spectacular objects in the universe. A: A nebula is a huge cloud made of dust and gas. There are many kinds of nebulae--some are home ... [... more]
Bella Online |
Kids' Version -- All About the Sun - Astronomy
You probably know a little bit about the Sun--that it gives us light and heat, that it can also give you a sunburn--but the Sun's story is a lot more interesting than that. For example, did you know that the Sun is the largest object in the solar ... [... more]
Bella Online |
The Oort Cloud - Kids' Version - Astronomy
You've probably heard of comets--they're those balls of ice that circle around the Sun with a glowing tail streaming behind them. But do you know where they come from? For many centuries, even astronomers didn't know. Now, they know many comets ... [... more]
Bella Online |
About Jupiter--Kids' Version - Astronomy
The planet Jupiter isn't impressive just because of its size--it's also played an important role in helping us understand our solar system. When Galileo Galilei observed four of Jupiter's moons in 1610, it was the first observation of moons other ... [... more]
Bella Online |
