Five new exoplanets have been discovered—each of them so young, they are still growing.

The baby planets were discovered by researchers in the midst of an international planet hunt, using a new advanced imaging technique that allowed the detection of planets and solar systems that had previously been obscured by gas and dust.

Rather than looking for a planet's direct light, it searches instead for the effects that planets have on their surroundings.

"This is a totally new area of research and a really wonderful dataset," astrophysicist professor Daniel Price of Monash University, Australia—who helped develop the technique—told Newsweek .

He added: "It is only since 1995 we discovered that solar systems exist around stars other than the Sun, and now we are finally getting a glimpse of

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