Oganesson is locate on the botton-left corner of the periodic table of elements (period 7, group 18). Its predicted appearance is metallic with a predicted melting point of around 52 degrees Celsius. It was first identified in 2002 by a joint Russian-American team at the Joint Institute for Nuclear Research near Dubna, Russia. It was named after Yuri Oganessian.

Oganesson has no uses outside of research due to its half-life of 0.89 milliseconds.