The best viewing opportunities occur within a few hours before or after sunrise or sunset when the station is illuminated by ...

Mars, the fourth planet from the Sun, is a subject of fascination for astronomers. Though significantly smaller than Earth, ...

Here's what this week has in store for your zodiac sign, per celebrity astrologer Kyle Thomas' PEOPLE exclusive readings ...

July's full "Buck Moon" will be at its fullest on Thursday, July 10, and will be best seen at moonrise. It is the farthest ...

Earth is expected to spin slightly faster on three specific days in July and August: July 9, July 22 and August 5. This could ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

The distant planet Neptune stands still against the background stars of Pisces in the early-morning sky, still visible close ...

Your weekly horoscope explores one of the most significant transits of the year and its effects on your sense of worth and career.

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a comet from another star system.

Stargazers in the U.S. will find the waxing gibbous moon above the southwestern horizon as the sun sets on July 3, with Spica ...