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Astronomers Discover Unique Planetary System

Two very different exoplanets have been found orbiting the star WASP-132.

July 18, 2025 at 12:15 PM

Scientists Discover a Planet That Orbits in 24 Hours and a Giant Ice World That Takes 5 Years

Astronomers have uncovered a fascinating planetary system with two completely different exoplanets orbiting the same star.

Astronomers Find Unique Planetary System with Distinct Exoplanets

Astronomers recently discovered a remarkable planetary system around the star WASP-132, featuring two unique exoplanets. WASP-132 c is a rocky super-Earth that completes an orbit in just over 24 hours, located close to the star. Its bulk density suggests a solid structure. Meanwhile, WASP-132 d is an icy giant situated much farther away, with a long orbital period of five years. This distinction provides researchers an opportunity to explore different planetary compositions and the evolution of multi-planet systems. The finding poses questions about existing models of planetary migration and hints at greater complexity in planetary system formation.

Key Takeaways

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Two distinct exoplanets orbit the same star-WASP-132.

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WASP-132 c is a rocky super-Earth with a short orbital period.

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WASP-132 d is an icy gas giant far from its star.

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Unique system offers insight into planetary system architecture.

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Challenges traditional views on planetary migration and interactions.

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Future studies may link exoplanet research to prebiotic chemistry.

"This is the first time we have observed such a configuration."

Dr. David Armstrong reflects on the uniqueness of this planetary system.

"This is a remarkable laboratory for studying the formation and evolution of multi-planetary systems."

François Bouchy emphasizes the significance of the discovery for research.

This discovery highlights just how diverse planetary systems can be, challenging basic assumptions about how planets form. The positioning of WASP-132 c and d raises further questions about planetary interactions and stability within a multi-planet system. With advanced telescopes, future studies may reveal more about the atmospheres of these worlds, deepening our understanding of astrochemistry and the potential for life elsewhere in the universe.