facts

Graphic illustration of an atomic model with a nucleus containing protons and neutrons and electrons

Neutrons: facts about influential subatomic particles

Neutrons are tiny subatomic particles which, together with protons, form the nucleus of a atom. While the number of protons defines the element of an atom, the number of neutrons in the nucleus can vary, resulting in different isotopes of an element. For example, ordinary hydrogen contains one proton and no neutrons, but the isotopes …

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Study of ‘polluted’ white dwarfs reveals interesting facts about planet formation

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A team of astronomers from the University of Cambridge have found that the formation of planets in our young solar system began much earlier than previously thought, with the building blocks of planets developing alongside their parent star. A study of some of the oldest stars in the Universe suggests that the formation of early …

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