For a brief moment at the end of February, every planet will appear in the night sky simultaneously in a rare celestial ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

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

It might be hard spotting Venus on Valentine's Day in Indiana because of cloudy weather. February, however, is still the best ...

Venus is now at its almost unbelievably brightest at a marvelous time when many other (though less radiant) planets and ...

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 ...

The full moon in February was dubbed the snow moon due to the heavy snowfall typically seen this time of year, according to ...

Venus – the planet named after the Roman goddess of love – will shine brightest this Valentine's Day in a rare cosmic ...