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Because, as Ithaca College professorDavid Kornreich put it, "you can't just sit around and count stars, generally, in a galaxy," astronomers estimate the Milky Way is home to between 100 and 400 billion stars. In 2015, estimates put the number of trees on Earth atmore th...
Our oceans are a marvel – alive with color, noise, drama, curious life forms, and fascinating creatures – and that is just what we know about today! Every day, scientists learn more about the wonders beneath the waves.From space, our planet Earth shines blue amidst the infinite blackness...
Valles Marineris, the grand valley extends over 3,000 kilometers (1,864 miles) long, spans as much as 600 kilometers (373 miles) across, and delves as much as 8 kilometers (26,247 feet) deep. By comparison, the Earth’s Grand Canyon in Arizona, USA is 800 kilometers (497 miles) ...
Earth is made up of several layers: the lithosphere, asthenosphere, lower mantle (also known as mesospheric mantle), outer core and inner core.
Scientists start a new mission when they launch a probe to study our sun. While providing new information to scientists on Earth about how our sun works, the probe also sends some new fun facts about the sun's closest neighbor, Mercury. ...
want Real Facts® on the regular? text realfact to 762-775 for a daily fact. real facts search facts #996 Sea otters hold each other’s paws while sleeping so they don’t drift apart.
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The solar system is primarily comprised of our sun— which makes up the vast majority of its mass — and the eight planets, which are split into three subcategories. First up are the rocky inner planets Mercury, Venus, Earth, and Mars; followed by the gas giants Jupiter and Saturn; then...
7. A day on any planet is measured by the time it takes to rotate once on its own axis. Do you know that Mercury takes 58 Earth days to rotate once? 8. The planet Uranus has an unusual axial tilt of 97 degrees, the highest in our solar system. As a result, its poles lie where...