the orbit of the sun

Comet attack on young earth. Image: NASA/JPL-Caltech

Mysterious Travelers: Are We Drinking Water Brought by Dark Comets?

Could asteroids, which are remnants of comets, be one of the main sources of water on Earth?
Winter solstice versus summer solstice. Illustration: depositphotos.com

The winter solstice - the shortest day of the year

On Friday, 22/12/23 at 05:26 viewers from Jerusalem will have the point of time where the length of the day reverses, winter ends and spring begins in the Northern Hemisphere. The length of the day - ten hours and four minutes