On January 1, 1801, a Sicilian astronomer named Giuseppe Piazzi discovered the dwarf planet Ceres orbiting the sun between ...

This month binocular and small telescope observers of Colorado skies will have a unique opportunity to observe a peripheral player in the ongoing controversy over the status of the outer solar system ...

As the moon reaches its new phase on Tuesday (March 21), the dwarf planet Ceres will lie opposite the sun in Earth's sky, in an arrangement astronomers call "opposition." Ceres will be visible for ...

Happy New Year! May you have as pleasant a start to the new year as Giuseppe Piazzi did on January 1, 1801. That night the Italian monk and amateur astronomer was at work in his observatory on the ...

Ceres is rich with water, the Dawn spacecraft finds. What can this mean for finding life on other worlds? Ceres is the largest dwarf planet in the inner solar system, and new findings from the Dawn ...

Since the first sighting of the first-discovered and largest asteroid in our solar system was made in 1801 by Giuseppe Piazzi, astronomers and planetary scientists have pondered the make-up of this ...

A HUNDRED years have passed since Piazzi, at Palermo, opened a new era in observational astronomy by the discovery of the first of the many small planets that circulate between the orbits of Mars and ...