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Augustana College will celebrate the 75th anniversary of its geography department April 26-27, with alumni from the Quad-Cities and across the country returning to mark the occasion, according to a news release. The public is invited to presentations at the John Deere Planetarium on Saturday, April 27, to hear how Augustana alumni are leading and […]
Chicago IL (SPX) Oct 31, 2023 - More than 4 billion years ago, when the Solar System was still young and the Earth was still growing, a giant object the size of Mars crashed into the Earth. The biggest piece that broke off of the
By analyzing tiny lunar crystals gathered by Apollo 17 astronauts in 1972, researchers recalculated the age of the Earth’s Moon. Although previous assessments estimated the Moon as 4.425 billion years old, the new study discovered it is actually 4.46 billion years old — 40 million years older than previously thought.
Age of the moon? Earth's satellite is 40 million years older than previously thought, according to lunar dust collected by Apollo 17 astronauts.
Age of the moon? Earth's satellite is 40 million years older than previously thought, according to lunar dust collected by Apollo 17 astronauts.