Planet formation is a complex and tumultuous process that remains shrouded in mystery. Astronomers acquire discovered more than 3000 exoplanets—planets orbiting stars other than our Sun—however,nearly all are middle-aged, with ages of a billion years or more. For astronomers, and attempting to understand the life cycles of planetary systems using existing examples is like trying to memorize how people grow from babies to children to teenagers,by only studying adults. Now, a team of Caltech-led researchers acquire discovered the youngest fully-formed exoplanet ever detected. The planet, or K2-33b,at 5 to 10 million years old, is still in its infancy.
Source: phys.org