HD 20781: A Family of Worlds Around One Star

HD 20781: A Family of Worlds Around One Star

October 3, 2026

HD 20781: A Family of Worlds Around One Star

117 light-years away, a star called HD 20781 has at least five planets orbiting around it! Scientists are learning how these worlds formed and why some planets zoom around their star in just five days. Could any of them be like Earth?

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Say Hello to HIP 54515 b, a Giant Planet

August 25, 2026

Say Hello to HIP 54515 b, a Giant Planet

Meet HIP 54515 b, a giant planet so massive it sits right at the edge of being a failed star! It takes about 90 Earth years just to complete one orbit, and scientists actually captured light from it directly — one of the rarest ways to find a planet.

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tau Cet f: A World 11.8 Light-Years From Earth

August 24, 2026

tau Cet f: A World 11.8 Light-Years From Earth

tau Cet f is one of the closest known exoplanets to Earth, orbiting a star you can actually see in the night sky. It's nearly four times heavier than Earth and might even sit in the zone where liquid water could exist — but scientists still have a lot to learn about this mysterious world.

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Meet the HD 34445 System: 6 Worlds Around One Star

July 11, 2026

Meet the HD 34445 System: 6 Worlds Around One Star

One star, six planets, and a whole lot of surprises! The HD 34445 system is 150 light-years away and includes a world much bigger than Earth but smaller than Jupiter. Scientists are still working to unlock all its secrets.

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55 Cnc: A Family of Worlds Around One Star

June 19, 2026

55 Cnc: A Family of Worlds Around One Star

Just 41 light-years away, a star called 55 Cancri has seven planets orbiting around it — including a gas giant more than 1,200 times the mass of Earth! Find out how scientists discovered this amazing planetary family and what makes it so special.

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