Tag: nasa omega centauri

[ad_1] Stars are the most widely recognized astronomical objects and represent the most fundamental building blocks of galaxies. According to NASA, stars are formed in a giant cloud of dust and gas in space, known as a Nebula. After formation, many stars form groups from the same Nebula, forming a Star Cluster. Star clusters can contain as few as ten stars or as many as millions of stars. The age, distribution, and composition of the stars in a galaxy trace the history, dynamics, and evolution of that galaxy.Today's NASA Astronomy Picture of the Day is a captivating snapshot of millions of stars in the Omega Centauri star cluster. Also known as NGC 5139, Omega Centauri is located about 15000 light-years away in the constellation Centaurus. It was the first non-stellar object identified...