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Mars has a dense core at its center between 930 and 1,300 miles (1,500 to 2,100 kilometers) in radius. It's made of iron, nickel, and sulfur. Surrounding the core is a rocky mantle between 770 and 1,170 miles (1,240 to 1,880 kilometers) thick, and above that, a crust made of iron, magnesium, aluminum, calcium, and potassium.
Interesting Earthworm Facts. 1. The largest worm was 21 feet long. In 1967, a colossal earthworm was found in South Africa that measured 21 ft (6.7m) long. This impressive find has blown the UK record of 15.7 inches (40cm) out of the water, but the latter, named Dave, has been immortalised in the museum database, making it possibly the largest ...
Dec 23, 2023 · 11. Mercury may be the smallest planet in the solar system, but its core is bigger than most. At a radius of nearly 1,300 miles, its core is bigger than those of both Venus and Earth. 12. Regarding Mercury’s core, it contains more metals than the cores of Earth and Venus.
Feb 4, 2022 · Planet Earth; 50 interesting facts about Earth. References. By ... From extreme climates to peculiar creatures, here are some top facts about Earth. Page 2 of 5: Page 2 Page 1 Page 2 Page 3 Page 4 ...
Sep 29, 2023 · 8. The inner core grows at a rate of about 1 millimeter per year. The Earth’s inner core is constantly growing, although at an apparently glacial rate. Every year, it adds around 1 millimeter to its radius. This expansion happens as a result of the surrounding outer core gradually cooling and solidifying.
Aug 4, 2023 · November 2020: Interesting Facts about STARS. With appreciation and attribution to Earthsky.org, here’s a collection of 10 unexpected, intriguing facts about the stars of our universe – including our sun – that you probably didn’t know! 1. Every star you see in the night sky is bigger and brighter than our sun.
Apr 21, 2024 · Here are 10 interesting facts about Earth Day. Earth Day was created by a senator Gaylord Nelson, a Democratic senator from Wisconsin, was growing increasingly concerned over the state of the U.S ...
