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in partnership with the Dill Faulkes Educational Trust

 

Comets

Comets are large balls of rock, ice, dust and gases. They contain frozen leftovers from the early Solar System. Material that is about 4,600 million years old!

Image
An image of Comet Hale-Bopp, displaying a bright nucleus with a glowing white and blue tail, extending across the star-filled background of space
Credit
This work by Loke Kun Tan on March 30, 1997 from the Red Rock Canyon Park in California is licensed under Creative Commons Attribution 4.0 International
Comet Hale Bopp

Life Elsewhere

Astrobiologists believe that three ingredients which are vital for life. They are water, energy, and organic molecules such as carbon (C). Energy and organic molecules are abundant in the Universe. But liquid water is rare. 

Image
A photograph of a black smoker, an underwater hydrothermal vent located on the ocean floor. The structure releases dark clouds of mineral-rich water, which are visible as it rises from the chimney-like formation, creating a striking contrast against the deep blue background of the ocean
Credit
This work by NOAA Ocean Explorer is licensed under Creative Commons Zero v1.0 Universal
Black smoker thermal vent at the bottom of the ocean