A new moon is when the moon shares the same celestial longitude as the sun; the two bodies are said to be in conjunction.

Three intricate, custom-made, Wyoming-themed wooden benches placed at popular spots around Lander have disappeared. They were ...

When Neptune is positioned 180 degrees from the Sun's ecliptic longitude, meaning that Neptune, Earth, and the Sun are aligned in a near-straight line, it is referred to as Neptune's opposition. The ...

The National Hurricane Center is tracking three tropical systems in the Atlantic, including Hurricane Gabrielle near Bermuda and two tropical waves closer to the Caribbean. The National Weather ...

The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere and the spring in the Southern Hemisphere. On the equator, the sun will be directly overhead at ...

Saturn will put on a show for professional and backyard astromers alike, and be the brightest and closest it has been to Earth all year. On Sunday, Sept. 21, Saturn will be at opposition, meaning the ...

On Monday, September 22, the Earth's poles will become perfectly aligned, resulting in 12 hours of daylight and 12 hours of ...

Atopposition,thegeocentriceclipticlongitudeofSaturnis180degreesapartfromtheSun,meaningthatEarthandSatur… ...

Fall begins in the Northern Hemisphere on Monday, Sept. 22, when Earth experiences equal day and night, known as the autumnal equinox.