Category: SPACE

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The Moon May Have Formed From a Molten Magma Ocean on Earth

Our moon is a strange one. Most of the moons in our solar system are captured asteroids, but ours is different. Scientists have long believed that our moon was formed when a giant asteroid crashed into the Earth billions of years ago. That impact ejected tons of debris into Earth’s orbit, where it eventually coalesced into the…
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Some of Earth’s Gold Came From Two Neutron Stars That Collided Billions of Years Ago

For about a century now, scientists have theorized that the metals in our Universe are the result of stellar nucleosynthesis. This theory states that after the first stars formed, heat and pressure in their interiors led to the creation of heavier elements like silicon and iron. These elements not only enriched future generations of stars (“metallicity”),…
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