Planetary alignments occur when multiple planets from our solar system appear together in the night sky. There are four major categories of planetary alignments: mini (3 planets), small (4), large ...

This year promises to be a spectacular one for skywatchers, offering an exceptional mix of planetary alignments, eclipses, ...

Starting Jan. 21, Canadians can see a rare celestial event as six planets line up in the evening sky, mostly visible to the ...

Add Yahoo as a preferred source to see more of our stories on Google. Six planets will soon be aligning for a stunning celestial display. In early August, Mercury, Jupiter, Venus, Uranus, Neptune, and ...

On February 28, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune align in a rare celestial event, the last until ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Planetary alignments, a total lunar eclipse, and meteor showers are highlights to look for in the coming year.

Digital illustration of the Solar system. Sun, Earth and planetary Moon, Mars, Jupiter, Saturn, Uranus, Neptune and the dwarf Pluto. A row of planets and a stellar nebula in outer space These ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...

A celestial conjunction featuring the moon, Venus, and the star Regulus will be visible on Friday, Sept. 19. This event will be bright enough to be seen without a telescope, though clouds could ...