Space.com: NASA, Space Exploration and Astronomy News
Feb 5, 2010 · Get the latest space exploration, innovation and astronomy news. Space.com celebrates humanity's ongoing expansion across the final frontier.
Space News - Latest Space and Astronomy News | Space
2 days ago · Space.com is your source for the latest astronomy news and space discoveries, live coverage of space flights and the science of space travel. | Space
Solar system planets, order and formation — a guide | Space
Aug 27, 2024 · Additional resources. The order of the planets in the solar system, starting nearest the sun and working outward is the following: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and ...
Earth's magnetic field: Explained | Space
Jul 6, 2022 · Additional resources. Earth's magnetic field — also known as the geomagnetic field — is generated in our planet's interior and extends out into space, creating a region known as the ...
Heliocentrism: Definition, origin and model | Space
Apr 8, 2022 · Bibliography. Following the theory of heliocentrism, today we know that Earth, and the other planets of the solar system, are all in orbit around the sun. However, it was once believed that Earth ...
The four fundamental forces of nature - Space.com
Dec 23, 2021 · From playing basketball, to launching a rocket into space, to sticking a magnet on your refrigerator - all the forces that all of us experience every day can be whittled down to a critical quartet ...
What is the gravitational constant? | Space
Sep 21, 2022 · Bibliography. The gravitational constant describes the intrinsic strength of gravity, and can be used to calculate the gravitational pull between two objects. Also known as "Big G" or G, the ...
Why is the sky blue? - Space.com
Aug 25, 2022 · The answer lies in the physics of when sunlight passes through the atmosphere. The light rays are scattered in all directions as they hit the air molecules, and light at the blue end of the ...
Terrestrial Planets: Definition & facts | Space
Jan 17, 2022 · Bibliography. Terrestrial planets are Earth-like planets made up of rocks or metals with a hard surface. Terrestrial planets also have a molten heavy-metal core, few moons and topological features ...
Milky Way galaxy: Facts about our cosmic neighborhood | Space
Apr 18, 2023 · The Milky Way is a barred spiral galaxy around 13.6 billion years old with large pivoting arms stretching out across the cosmos. Milky Way quick facts: – Galaxy type: Barred spiral – Age: 13.6 ...