A recent study indicates that Earth’s composition closely matches Mars, challenging long-held assumptions about where our planet’s building materials came from. Researchers now suggest that Earth ...

NASA’s Psyche spacecraft will fly close to Mars on Friday in a crucial manoeuvre that could bring scientists closer to understanding the birth of Earth. The flyby will use Mars’s gravity to send the ...

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When Earth first formed around 4.5 billion years ago, it was a ball of molten rock. Over time, heavier elements, like iron and nickel, sank to the planet's center, forming the Earth's early core.