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Posts tagged “astronomers

Supernova RCW 86: Oldest recorded star explosion

A supernova is the explosion of a star; the largest explosion that takes place in space. In 185 A.D., Chinese astronomers saw a strange ‘guest star’ that suddenly appeared in the night sky. It was visible for a staggering eight months. That was enough time for ancient sky-watchers to take notice and make the first-known [ Read More … ]

Facts about Earth – 3rd planet from the sun

Our world is a beautiful place and it has sustained everything living on it for millions of years. The Earth is a world unlike any other and is the only place known to maintain life. Our planet is the third planet from the sun and the only world known to support an atmosphere with free [ Read More … ]