Mercury is the smallest planet in our solar system. Explore its size, extreme temperatures, core structure, and comparison with Pluto.

India will miss the annular solar eclipse on February 17, 2026, visible in South Africa and South America. While the celestial event won't impact India, it's predicted to bring varied astrological ...

In the early months of 2026, skywatchers around the world will have a rare chance to see six planets lined up in the morning ...

Of the eight known planets in the Solar System, Mercury is the smallest and closest to our star, the Sun. Mercury has been known since the time of ancient Babylon, in the 14th century BC. Its name ...

Avatar, Westworld, Interstellar, 2001: A Space Odyssey, and more make up our list of the most ambitious sci-fi masterpieces ...

A rare celestial event is set to occur Saturday night, as six planets will line up across the sky, but will we even see them?

The planet parade is back once again, and this time six planets will align in the sky. Here's when and what planets will be a ...

Far beyond Neptune, in the frozen depths of the Kuiper Belt, many ancient objects oddly resemble giant snowmen made of ice ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

ROCHESTER, N.Y. (WROC) — This Saturday, February 28, six planets will be aligned in what’s sometimes called a “planet parade.” The visible planets are Mercury, Venus, Jupiter, Saturn, Uranus, and ...

The eclipse occurs as Earth passes between the sun and moon during the full "Worm Moon" phase, casting the lunar disk into ...