Vatican Observatory Scholar Says Earth May Be Rarer Than Once Believed

October 3, 2026 World News

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Pope Leo XIV visits the Specola Vaticana (Vatican Observatory) at Castel Gandolfo on July 20, 2025. The Vatican Observatory is an astronomical research and educational institution supported by the Holy See.

“The universe is certainly not full of worlds like Earth,” said Christopher Graney, a scholar at the Vatican Observatory.

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