Skywatchers can spot Venus, Saturn, Jupiter and Mars in the night sky with the naked eye, but two other planets might need a telescope to be seen.

NASA's NIAC program is investing in visionary ideas that could revolutionize space exploration. From fusion-powered ...

For a few brief evenings around February 28, every planet in our solar system will be visible at once, with Mercury making a ...

Planets continue their nighttime shows, with eight visible at points during February, including Venus on Feb. 14.

Within the first hour and a half hour after sunset, you can see four planets without a telescope. Mars, Jupiter, Venus, and ...

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

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.

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

The best viewing for January's planetary parade is about 90 minutes after sunset, in as dark and clear a spot as you can find ...

While claims of a “rare alignment” are overblown, you can still see up to six planets in the night sky this weekend. Here's ...

A planet parade will be happening high above the earth. But there is a debate on whether it is as special as you may be ...