Space News - Latest Space and Astronomy News | Space
WEBOn this day in space! Sept. 29, 1977: Soviet Union launches Salyut 6 space station. By Hanneke Weitering last updated 29 September 24 On Sept. 29, 1977, the Salyut 6 space station launched into orbit.
How rockets work: A complete guide | Space
WEBJun 30, 2021 · The key to using rockets in space is to carry a chemical called an oxidant that can perform the same role as oxygen in Earth's air and enable the fuel to combust. The Space Shuttle’s unique ...
Track the ISS: How and where to see it - Space.com
WEBJun 27, 2024 · The ISS zips around Earth at an average speed of 17,500 mph ( 28,000 km/h), completing 16 orbits per day. As the ISS orbits with an inclination of 51.6 degrees, if you live beyond 51.6 degrees ...
Space.com: NASA, Space Exploration and Astronomy News
WEB3 days ago · Get the latest space exploration, innovation and astronomy news. Space.com celebrates humanity's ongoing expansion across the final frontier.
Heliocentrism: Definition, origin and model | Space
WEBApr 8, 2022 · 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 was at the ...
What is the Big Bang Theory? | Space
WEBJul 26, 2023 · Hubble images show the far-distant galaxy GN-z11 as it appeared shortly after the Big Bang. (Image credit: NASA) This all happened within just the first second after the universe began, when the ...
What is the electromagnetic spectrum? | Space
WEBOct 29, 2021 · The electromagnetic spectrum, or EM spectrum, is the name given to the collection of all electromagnetic radiation in the universe. This is a type of energy that pervades the cosmos in the form of ...
Solar system planets, order and formation — a guide | Space
WEBAug 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 ...
Why is the speed of light the way it is? | Space
WEBJul 16, 2020 · Putting light to the test. The first person to realize that light does indeed have a speed at all was an astronomer by the name of Ole Romer. In the late 1600s, he was obsessed with some strange ...
What is gravity? | Space
WEBJul 30, 2023 · Gravity is one of the universe's fundamental forces and dominates every moment of our conscious experience. It keeps us close to the ground, drags baseballs and basketballs out of the air and ...