A new study implies that in the past, moons in our solar system may have had rings just like planets do — deepening the ...

A rare parade of planets will light up the night sky throughout January. Six planets will be in alignment for the rest of the ...

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

The shells of carbon-rich dust are expanding outward into space at the breakneck velocity of 1,600 miles per second.

Love is a burning thing, and it makes a fiery ring […] And it burns, burns, burns, the ring of fire; the ring of fire.” This ...

Jan. 21. A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There ...

Behind the planets in the solar system is the Kuiper Belt. An inventory of similar structures around other stars shows how unusual it is.

Carbon-rich cosmic dust comes from different sources and spreads out into space, where it's necessary for life and for the ...

On Jan. 4, Saturn briefly hid behind the crescent moon, escaping the view of skywatchers in Europe, Africa, western Russia ...

There will be six planets visible this time around, including Venus ... aperture at 50 times magnification to see Uranus and its rings, and 150 times magnification to see Neptune and its rings.