planetary

Parade of the Planets: What’s Really Happening with the June Planetary Alignment

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Matias Delacroix/AP/File A telescope can help spot Uranus and Neptune when they appear to be aligned with other planets early Monday morning in most of the world; Sunday is ideal for viewers in North America and Europe. Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news of fascinating discoveries, scientific achievements … Read more

A relic of ancient oceans and planetary collisions – scientists shed new light on Earth’s mysterious D” layer

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SciTechDaily

The study suggests that Earth’s D” layer, near the core-mantle boundary, was formed by a magma ocean created by a giant impact. Iron-magnesium peroxide, formed from the water in this ocean, explains the unique composition and heterogeneity of the D” layer. New research suggests that the mysterious D” layer at the boundary of Earth’s core … Read more