Topic: Giuseppe Piazzi
Ceres and Pluto will come into opposition with the sun, offering a rare view of these two dwarf planets.
This week, the huge asteroid Pallas reaches opposition, being opposite to the sun in Earth's sky, making it a prime target for avid skywatchers with telescopes.
Want to celebrate the 'birthday' of the Hubble Telescope? Here's 10 things that amateur astronomers can find (even without the Hubble Telescope).