The zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.

Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in February.

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the sky each night after sunset, according to NASA. While Mercury will briefly ...

February will be an awe-inspiring month for astronomy enthusiasts who will be able to the see the solar system's planets ...

A NASA satellite that suddenly reappeared after going silent gets credit for the remarkable discovery—a pair of temporary ...

The Valentine's Day northern lights will largely be visible in Canada and Alaska, but a few northern-most states may see the ...

A shortcut for New Yorkers to spot some of the planets is to look for them when they are near the moon. On Feb. 1, Venus will ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the sky each night after sunset, according to NASA. While Mercury will briefly ...