A: The summer solstice in the Northern Hemisphere ranges in date from June 20 to 22. This occurs in part because of the ...

Summer officially begins in the Northern Hemisphere on June 20 with the summer solstice, the day with the greatest amount of ...

On Earth, depending on where you are, the analemma can be at different angles, though it always traces out this figure-of-eight pattern. But on other planets, with their own orbits and mean solar ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory ...

Many people hold Pluto close in their hearts and refuse to abandon the assertion that it is a planet, although science ...

Earth’s companion has allowed astronomers to define lunar cycles, navigate without technology, and understand celestial ...

This June, skywatchers are in for a celestial treat as the enchanting Strawberry Moon rises with its golden glow and ancient ...

Goodbye to our Solar System as we know it: Astronomers confirm there is a new planet orbiting the Sun beyond Pluto Science ... completes an orbit every 10,000 to 20,000 years.

New research on the orbits of these mysterious asteroids near Venus stress the need for better space rock surveillance. NASA's Parker Solar Probe captured this image showing the nightside surface ...

The seven planets in the system closely orbit their star, so that if TRAPPIST-1 were in place of our sun in the solar system, the planets surrounding it would all be within the orbit of Mercury ...