Make sure your angles are in units of radians (not degrees), where 2π radians = 360 degrees. But after that you will get the ...

Earth's orbit is an ellipse, not a perfect circle. Earth's distance from the Sun varies by about 3 million miles throughout the year. Earth's orbit's semimajor axis is approximately 93 million miles.

Though the exact length of a "stadia" is unknown, his measurement is thought to be accurate to within one percent of the ...

A geomagnetic superstorm is an extreme space weather event that occurs when the sun releases massive amounts of energy and ...

Astronomers spotted a potential Earth-size rocky world orbiting a white dwarf, suggesting a future in which our planet outlives its star. By Jonathan O’Callaghan In six billion years the sun will ...

Though it generated beautiful auroras around the world, the Gannon solar storm in 2024 was also a little dangerous.

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...