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Thursday, August 11, 2022
Home Illustration of a comet, ice grains and Earth’s oceans. SOFIA found clues in Comet Wirtanen’s ice grains that suggest water in comets and Earth’s oceans may share a common origin. (NASA/SOFIA/L. Cook/L. Proudfit) Illustration of a comet, ice grains and Earth's oceans. SOFIA found clues in Comet Wirtanen's ice grains that suggest water in comets and Earth's oceans may share a common origin. (NASA/SOFIA/L. Cook/L. Proudfit)

Illustration of a comet, ice grains and Earth’s oceans. SOFIA found clues in Comet Wirtanen’s ice grains that suggest water in comets and Earth’s oceans may share a common origin. (NASA/SOFIA/L. Cook/L. Proudfit)

Illustration of a comet, ice grains and Earth's oceans. SOFIA found clues in Comet Wirtanen's ice grains that suggest water in comets and Earth's oceans may share a common origin. (NASA/SOFIA/L. Cook/L. Proudfit)

Illustration of a comet, ice grains and Earth’s oceans. SOFIA found clues in Comet Wirtanen’s ice grains that suggest water in comets and Earth’s oceans may share a common origin. (NASA/SOFIA/L. Cook/L. Proudfit)