The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found. The official number of exoplanets — planets outside our solar system — ...

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TUCSON, Ariz. (KVOA) - A team led by University of Arizona astronomer Laird Close has discovered a growing planet outside our solar system, marking the first time such a find has been made in a ...

CAPE CANAVERAL, Fla. (AP) - Astronomers may have found the first moon outside our solar system, a gas behemoth the size of Neptune. Plenty of planets exist beyond our solar system, but a moon around ...

Astronomers have discovered a brand-new type of planet outside our solar system that, even in its infancy, is already bigger than Jupiter. What's more, the find represents the first clear detection of ...

A University of Arizona-led team discovered a growing planet, WISPIT 2b, forming inside a disk gap around a young star. The finding confirms theories that protoplanets carve out gaps in disks of gas ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...