Scientists believe the Moon formed after a Mars-sized protoplanet named Theia collided with early Earth, with debris from the impact creating the Moon. Lunar rocks brought back by Apollo astronauts revealed isotopic similarities between Earth and the Moon, supporting this theory.
Related Posts
New research reveals chemical secrets of Earth’s crust 4.5 billion years ago
The Eurasian and North American tectonic plates in Thingvellir National Park, Iceland. Nido Huebl/Shutterstock Simon Turner, Macquarie University…
Almost half of Moon missions fail. Why is space still so hard?
Gail Iles, RMIT University In 2019, India attempted to land a spacecraft on the Moon – and ended…
How was the Earth built?
The Earth formed in a ring of debris around the Sun, like the one around Vega, a bright…
Heatwave: why extreme weather forecasts have improved so much
Neil Hall/EPA Rob Thompson, University of Reading The UK has recorded its hottest ever temperature, passing 40℃ for…