The sun's visible disk has been perfectly free from sunspots for the first time since June 2022, suggesting the current solar ...

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

We examine why the Earth's constant spin goes completely unnoticed by the people living on it. We think about it and then forget.

New research using the James Webb Space Telescope offers the most detailed portrait yet of how auroras form on Uranus.

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

Uranus is the seventh planet from the Sun and an ice giant known for its striking blue-green color, caused by methane in its atmosphere. It rotates on its side with a 98-degree tilt, creating extreme ...

This discovery has drawn interest from both professional researchers and skywatchers because comets are ancient remnants from the early formation of ...

An exotic type of dark matter could explain some of the characteristics of our galaxy’s central supermassive black hole, but ...

Saturn’s largest moon, Titan, might have formed after a collision with a lost moon, according to new research.

Geography and the lunar calendar shape fasting hours during Ramadan 2026, with shorter days in the north and longer fasts in the south.