molybdenum isotopes tagged posts

Earth and Mars were formed from Inner Solar System Material

Camera Name: Color Camera Nikon DS-Fi3 Numerical Aperture: 0.08 Refractive Index: 1 Camera Settings: Camera Type: Nikon DS-Fi3 Binning: 1.0×1.0 Exposure: 67 ms Gain: 2.0x Sharpness: Medium Brightness: 0.00 Hue: 0.00 Saturation: 0.00 WB Red: 1.96 WB Blue: 2.97 Scene Mode: Neutral Microscope Settings: Microscope: Manual Microscope

Earth and Mars were formed from material that largely originated in the inner solar system; only a few percent of the building blocks of these two planets originated beyond Jupiter’s orbit. A group of researchers led by the University of Münster (Germany) report these findings today in the journal Science Advances...

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Formation of the Moon brought Water to Earth

Earth seen from the moon (stock image; elements of this image are furnished by NASA).
Credit: © Arvin / Adobe Stock

Earth has a large amount of water and a relatively large moon, which stabilizes Earth’s axis. Both are essential for life to develop on our planet. Scientists have now been able to show that water came to Earth with the formation of the moon.

Planetologists at the University of Münster (Germany) have now been able to show, for the first time, that water came to Earth with the formation of the Moon some 4.4 billion years ago. The Moon was formed when Earth was hit by a body about the size of Mars, also called Theia. Until now, scientists had assumed that Theia originated in the inner solar system near the Earth...

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