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2 days ago · At a distance of 164.0 AU (24.5 billion km; 15.2 billion mi) from Earth as of September 2024, [4] it is the most distant human-made object from Earth. [5] The probe made flybys of Jupiter, Saturn, and Saturn's largest moon, Titan.
1 day ago · While the Earth was in its earliest stage (Early Earth), a giant impact collision with a planet-sized body named Theia is thought to have formed the Moon. Over time, the Earth cooled, causing the formation of a solid crust, and allowing liquid water on the surface.
4 days ago · Ancient astronauts (or ancient aliens) refers to a pseudoscientific set of beliefs [1] [2] [3] [4] that hold that intelligent extraterrestrial beings (alien astronauts) visited Earth and made contact with humans in antiquity and prehistoric times.
6 days ago · Earth is a terrestrial planet. It is small and rocky. Earth's atmosphere is the right thickness to keep the planet warm so living things like us can be there. It’s the only planet in our solar system we know of that supports life. It is mostly nitrogen, and it has plenty of oxygen for us to breathe.
1 day ago · Earth’s name in English, the international language of astronomy, derives from Old English and Germanic words for ground and earth, and it is the only name for a planet of the solar system that does not come from Greco-Roman mythology.
- Earth is the third planet from the Sun and the fifth largest planet in the solar system in terms of size and mass. Its near-surface environments ar...
- Earth is located in the Orion-Cygnus Arm, one of the four spiral arms of the Milky Way, which lies about two-thirds of the way from the centre of t...
- Earth and the other planets in the solar system formed about 4.6 billion years ago. The early Earth had no ozone layer and no free oxygen, lacked o...
- Viewed from another planet, Earth would appear bright and bluish in colour. In latitudinal belts, swirling white cloud patterns of midlatitude and...
1 day ago · In 1734 Swedish philosopher Emanuel Swedenborg proposed a model for the solar system’s origin in which a shell of material around the Sun broke into small pieces that formed the planets. This idea of the solar system forming out of an original nebula was extended by the German philosopher Immanuel Kant in 1755.
Sep 13, 2024 · Learn about the different names we have for a full moon! explore; What Is an Earthquake? Learn more about tremors on Earth—and other planets too! explore; What Is a Solar Eclipse? Learn more about what happens when the moon passes between Earth and the sun! explore; How Is the Sun Completely Blocked in an Eclipse?
