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Jul 12, 2012 · Here are 13 of the most fortunate facts about Earth: 1. Third Rock: There's a reason we've found life on Earth and nowhere else. Our world orbits the sun at just the right distance — not too...
- 6 Weird Facts About Gravity
Mars' gravitational pull is only 38 percent that of Earth's,...
- 50 Interesting Facts About Earth
The Earth isn't just spinning: Earth orbits the sun every...
- 6 Weird Facts About Gravity
Jul 13, 2012 · Here are 13 of the most fortunate circumstances of our world: 1. Third Rock: There's a reason we've found life on Earth and nowhere else. Our world orbits the sun at just the right distance ...
- The Big Bang created all matter in the universe. Ready? Start your stopwatch. In just a fraction of a second, all matter in the universe was created from the Big Bang.
- The universe is expanding into the unknown. The universe is immeasurable in size. And for all we know, the universe is expanding indefinitely into limitless bounds.
- Welcome to the Milky Way Galaxy. Earth belongs to the Milky Way galaxy. It’s home to over 200 billion stars and ours is the Sun. A supermassive black hole is at the galactic center.
- Gravity sculpts solar systems. What brings order to Earth is gravity. Gravity is always at work. Not only did gravity sculpt our universe, but it’s also why rocks fall downhill.
- Reuben Westmaas
- The moon: The Earth has a slight tilt and teeters like a top as it spins, which can cause drastic shifts in climate over the course of thousands of years.
- Stable rotation: There's no reason to think that a planet without a stable rotation would be completely inhabitable (actually, some people think such "eyeball planets" could be our best bet for aliens), but the regularity and frequency of day and night on this planet go far to prevent extreme temperatures and encourage life.
- A magnetic field: Our planet is blessed with a strong, stable magnetic field, which staves off the cosmic rays and solar flares that would otherwise fry the planet every now and then.
- Dynamic geology: The cloud of gas and dust that eventually coalesced into the Earth contained enough radioactive elements to keep the core of the planet churning merrily for billions of years.
Apr 21, 2020 · On this 50th anniversary of Earth Day on April 22, we reflect on nine reasons Earth is the best place to live: This mosaic was assembled in 2018 from dozens of images taken by the Mast Camera (Mastcam) on NASA’s Curiosity rover.
- William Steigerwald
Feb 10, 2024 · Earth is a beautiful place to live and explore. The Earth has a unique set of characteristics that makes it suitable to support life as we know it. Some of them are: correct distance from the Sun; elements to make biomolecules; availability of liquid water; magnetic field (magnetosphere); atmosphere.
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Dec 8, 2023 · This article covers the following 11 reasons that Earth alone, among all known planets, is uniquely equipped to support life: Earth is the right size. Earth is the right distance from its star. The sun is the right star for Earth. Earth has liquid water.
