How Do ‘Comets’ Travel Through Space and Why Are They Bright?

Comets are like snowballs from space. They're made of ice, dust, and rocks. When they get close to the Sun, the heat melts the ice, creating a glowing tail that shines in the sky. That's why they look so bright when we see them from Earth.

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A comet is like a glowing snowball that leaves a trail of light as it zooms past Earth.
When a comet gets close to the Sun, it starts to glow and leave a tail behind, just like when you melt an ice cube on a hot day.
Sometimes comets are so bright they can be seen even during the day.

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Categories: Space · comets,space travel,astronomy