Astronomy Magazine: Space News, Observing, Planets, Galaxies
Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes ...
Speed of light: How fast light travels, explained simply and clearly
Jan 23, 2024 · The speed of light is 299,792,458 meters per second and that constant tells us much about cause and effect in the universe.
Understanding the phases of the Moon | Astronomy.com
Aug 30, 2023 · The Moon, Earth’s nearest celestial neighbor, has fascinated humanity for ages with its ever-changing phases. Each month, the Moon transitions through a series of distinct visual stages ...
News | Astronomy.com
News from Astronomy Your source for the latest news on planets, stars, galaxies, cosmology, observing events, space missions, and more.
The northern lights: A history of aurora sightings - Astronomy …
May 10, 2024 · The northern lights have fascinated mankind since at least 957 B.C., more than 2,000 years before Galileo coined the term "aurora borealis."
What it means for planets to align | Astronomy.com
May 28, 2024 · When we look up at the night sky, the dance of the planets is a constant, mesmerizing ballet. And occasionally, this dance creates patterns that spark both wonder and curiosity, as is the case ...
Black holes, explained by an astrophysicist - Astronomy Magazine
Dec 11, 2023 · An artist’s illustration of the black hole Cygnus X-1. Credit: NASA/CXC/M.Weiss
The different types of supernovae explained - Astronomy Magazine
Nov 8, 2023 · An artist's impression of how a type Ia supernovae may look as revealed by spectro-polarimetric observations. The outer regions of the blast cloud is asymmetric, with different materials found in ...
What is an aurora? The psychedelic lights explained - Astronomy …
May 10, 2024 · Fox Fires, a short film inspired by the Finnish folk tale of the aurora borealis. Connections to the Sun. Such displays have long been documented by peoples throughout North America, Europe, Asia ...
Earth facts: Size, distance from the Sun, orbit | Astronomy.com
Oct 20, 2023 · Size: Earth has a diameter of 7,926 miles (12,756 kilometers).Distance from the Sun: Earth is the third planet from the Sun, which is about 93 million miles (150 million km) away.Orbit around the ...