"He discovered the polarization of the scattered light of the sky.He made precise observations on the movement of colored bands, resulting from the meeting of two rays, of which one passes through a thin transparent plate.Experimentally confirmed the "
"Carried out a long series of systematic observations of the solar photosphere , a large number of photographic and visual observations of comets and meteors . In 1947 he began compiling atlases of the starry sky , which received wide recognition thro"
astronomer, professor at the Novorossiysk Imperial University . Organizer and first head of the university astronomical observatory, which later became the Odessa Observatory .
is an Australian amateur astronomer and asteroid discoverer who works at the Reedy Creek Observatory in Queensland , Australia . Between 1997 and 2008, he discovered a total of 1026 asteroids
is a German amateur astronomer , discoverer of comets and asteroids, who works at the Observatorium Wildberg ( IAU-Code 198), located near the city of Wildberg . He began to seriously engage in astronomy after his retirement in 1999. Between 2004 and 2010, he discovered a total of 54 asteroids