Up here on the International Space Station I don ... in and out of the light from the Sun, moving between day and night. Image caption, The part of the Earth facing the Sun is lit up, making ...

Undeniable is that the Sun’s rays are essential to life on Earth, while the day-night cycle (as ... of the notion of trying space mirrors for chasing the night away. When it is not ruining ...

Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

The Earth's tilt of approximately 23.5 degrees on its axis is the primary reason for the occurrence of the winter solstice ...

Last night, the sun and Earth collaborated to give us a light show that no fireworks display could rival. Happy New Year!

As the Earth travels around the Sun, it does so at an angle. For most of the year, the Earth’s axis is tilted either toward ...

The winter solstice is today, bringing the shortest day and longest night of the year to the Northern Hemisphere.

The gas giant will shine brightly all night, offering stunning views for skywatchers. There will be a major astronomical event on December 7th when Earth will align itself between the Sun and Jupiter.

These "massive fireballs" that blow out of the Sun's outermost layer can significantly affect the weather on Earth and satellites in space, said BBC News. A single CME "could weigh up to a ...