Chennai, Sept. 17 -- Astronomers have confirmed the existence of a Jupiter-sized planet that is less than a million years old. Named Elias 2-24 b, it is the youngest known planet, offering scientists a rare opportunity to observe a world in the early stages of its formation.

Its surprisingly rapid formation challenges leading theories about how giant planets come together, especially so far from their stars.

Astronomers have confirmed the youngest known planet yet, a world less than 1 million years old that is still surrounded by the gas and dust from which it formed.

According to the Science Daily website, the planet, called Elias 2-24 b, was identified using observations preserved in NASA-funded archives. It is still orbiting within ...