ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the ...

The sun may be the key to all life on Earth, but it is not the reason global temperatures have been rapidly rising in the ...

The Griffith Observatory explained that during a major lunar standstill, the moon reaches its most northerly and southerly ...

The Geminids are an astronomical highlight of the year, creating a spectacular show of shooting stars every December.

In a few days, on the Dec. 21, the Earth will reach the point in its orbit where the northern end of its axis is leaning ...

Geminid meteor shower peaks Friday night Dec. 13-14, although central Ohio will see an increase in high clouds and a nearly ...

NASA’s PUNCH mission will study the Sun’s corona and solar wind with four satellites. NASA and SpaceX plan to launch NASA’s ...

Researchers have found that solar superflares which release more energy than billions of atomic bombs should occur once every ...

Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

Due to a rare 'Major Lunar Standstill', Saturday night's Full Moon will be the highest in the sky we've seen in nearly two ...

The Northern Hemisphere will get an additional show of glittering lights this holiday season as a major annual meteor shower peaks during the weekend, bookending a year of magical celestial happenings ...

Experts are warning of the sun's "battle zone" phase, which could produce more intense solar activity than solar maximum.