Astronomy Magazine: Space News, Observing, Planets, Galaxies
WEBAstronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes ...
News | Astronomy.com
WEBNews from Astronomy Your source for the latest news on planets, stars, galaxies, cosmology, observing events, space missions, and more.
Earth facts: Size, distance from the Sun, orbit | Astronomy.com
WEBOct 20, 2023 · Earth is the third planet from the Sun and takes 23 hours, 56 minutes to spin on its axis one time. Size: Earth has a diameter of 7,926 miles (12,756 kilometers). Distance from the Sun: Earth is ...
Jupiter: Size, distance from the Sun, orbit | Astronomy.com
WEBApr 19, 2024 · Size: Eleven Earths would fit side by side across the face of Jupiter. It is the biggest planet in the solar system, and it has a diameter of 89,000 miles (143,000 kilometers). Distance from the ...
Understanding the phases of the Moon | Astronomy.com
WEBAug 30, 2023 · There are eight distinct phases the Moon goes through. Beginning with New Moon, they are: New Moon: The New Moon phase marks the beginning of the lunar cycle. During this phase, the Moon is ...
Mercury: Size, distance from the Sun, orbit | Astronomy.com
WEBOct 20, 2023 · Mercury, the closest planet to the Sun, takes only 88 days to orbit the Sun. NASA image of Mercury. Size: Mercury is about 3,032 miles (4,880 kilometers) across. That makes it the smallest planet ...
The science behind the Big Bang theory | Astronomy.com
WEBDec 18, 2023 · According to the theories of physics, one second after the Big Bang, the heat of the universe caused atoms to collide with enough force to create a ten billion degree soup of neutrons, protons ...
Planets 101: What they are and how they form | Astronomy.com
WEBOct 18, 2023 · Planets arise from the remnants inside a protoplanetary disk that encircles a nascent star. Dust and gas within such disks slowly sticks together, forming the building blocks of planets, known as ...
Everything you need to know about the Moon | Astronomy.com
WEBSep 7, 2023 · The Moon’s average distance from Earth is about 238,900 miles (384,400 km). However, this distance is not constant, as the Moon follows an elliptical orbit around Earth. When the Moon is closest ...
2024 Full Moon calendar: When to see the Full Moon and phases
WEB2 days ago · Dec. 15. Dec. 22. Dec. 30. The next Full Moon in 2024 is at 10:34 p.m. EDT on Tuesday, Sept. 17, and is called the Corn Moon. Much of the world will also see a partial lunar eclipse.