The planets Venus, Saturn, Jupiter, and Mars will be most visible one to two hours after sunset, without a telescope.

Saturn's transit into Aquarius influences all zodiac signs, encouraging reflection, personal growth, and stability by ...

James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

January offers an exciting opportunity for stargazers, as the winter nights bring a stunning celestial show. Four prominent ...

Venus, Saturn, Jupiter and Mars will appear to line up and be bright enough to see with the naked eye in the first few hours ...

Venus, Mars, Jupiter and Saturn are visible to the naked eye this month and for part of February. Uranus and Neptune can be ...

Illinois stargazers have the chance to see a "planet parade" this January, with four bright planets to be visible in a single line of sight. There also are three chances to see a supermoon later this ...

Twenty years ago, the Huygens probe achieved humanity's first landing on a moon in the outer solar system when it touched ...

Venus, Mars, Jupiter and Saturn are visible to the naked eye in January and for part of February. Uranus and Neptune can only ...

This month, six planets align in a rare celestial event, with Venus, Saturn, Jupiter, and Mars visible to the naked eye, ...

The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.