All About Space

You are made of stardust

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With the exception of hydrogen and helium, every atom in your body has stellar origins Oxygen – 65%

Helps us convert food into energy via the process of respiratio­n.

Carbon – 18.5%

It is found in many important compounds in the human body.

Nitrogen – 3.2%

A key ingredient in proteins and the bases found in our DNA.

Calcium – 1.5%

Keeps our teeth and bones strong and helps nerves function.

Phosphorus – 1.1%

Crucial ingredient for energy storage inside cells.

Potassium – 0.4%

Without potassium your nerves would not be able to function.

Sulphur – 0.3%

Found in both insulin and keratin – what hair and nails are made of.

Chlorine – 0.2%

Part of the gastric juices which help digest food in your stomach.

Sodium – 0.2%

Found in table salt, it helps regulate your body’s water levels.

Iodine – trace

Produced in the thyroid gland to regulate your body’s metabolism.

Magnesium – trace

This element plays an important role in forming bone and muscle.

Zinc – trace

An important part of enzymes that aid in food digestion.

Iron – trace

Found in red blood cells, it helps carry oxygen around your body.

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 ??  ?? Far right: These ultrahigh clouds are forming around microscopi­c grains of cosmic dust
Below: A close-up view of a cosmic dust particle through a scanning electron microscope
Far right: These ultrahigh clouds are forming around microscopi­c grains of cosmic dust Below: A close-up view of a cosmic dust particle through a scanning electron microscope

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