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Searched Tag: space rocks
Earth’s oldest crater is over 3 billion years old

Earth’s oldest crater is over 3 billion years old

July 3, 2026, 04:48 PM - 7 min read

Most craters from the early Earth have vanished. At North Pole Dome, one survived. Its rocks preserve the trace of a space impact from 3.024 billion years ago – a rare page from the violent youth of our planet, with the date still written in the stone.

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How to identify space rocks

How to identify space rocks

June 17, 2026, 12:54 PM - 6 min read

Comets, though typically found in the outer solar system, can also cause meteors, and even meteor showers. A few comets take long, elliptical paths through the inner solar system every year.

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