Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

NASA’s Lucy mission will continue its journey to explore the Jupiter Trojan asteroids, which share Jupiter’s orbit around the ...

FOUR planets are visible in the night sky. You will have to battle January clouds, but here is how to find them.

East Lancashire stargazers will be treated to an astrological phenomenon this week thanks to the rare alignment of six planets.

Sauk Prairie will get a glimpse of one of the two eclipses that will occur over the next thirty days. The total solar eclipse ...

A new study claims it is possible an "alien visitor" could have warped our solar system during its earliest years.

Stargazers, prepare for the parade of planets that will take place over the next few nights in the sky. Here's what you need ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

A rare planetary alignment is set to be witnessed this evening in Kenya as six major planets from the solar system which have ...

Although it's being mistakenly promoted as a "rare planetary alignment," one of the best "planet parades" in half a century is now taking place. Here's how to see it.

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

While planets circle the sun in what's called and heliocentric orbit, they rarely fall together in what appears to the human ...