Astronomers and amateur stargazers will be in for a treat the last week of February when a seventh planet will join six others in a planetary parade.

Mars, Venus, Jupiter, Saturn and Mercury will shine bright enough for the naked eye to see, and you can catch glimpses of Uranus and Neptune with binoculars or a telescope.

Did you know our solar system might have had an extra planet? Scientists believe a mysterious ninth planet once existed but ...

Astronomers have mapped the 3D structure of an alien planet's atmosphere for the first time, revealing a layered system of extreme winds.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Throughout January and February, skywatchers venturing out in the early evening can see six planets in our solar system ...

According to an alternative model of how intelligent life emerges on planets like Earth, the existence of aliens—and human ...

A recent study has unveiled how chemical elements and powerful winds shape the atmosphere of a planet far beyond our solar system.

Stargazers in parts of the U.S. have a fleeting opportunity this month to catch a rare celestial phenomena—a "parade" of ...

For the first time, scientists have developed a 3D map of an atmosphere belonging to a planet outside our solar system.

Planet ‘parades’ are not uncommon. While occasionally spotting 4-5 planets is not unusual, sighting the alignment of all 7 ...

St. Cloud State University Assistant Professor Rachel Humphrey explains why Mercury and Saturn are tougher to pick out. “The ...