Tag Archives: Solar planets

Tides and Our Moon’s Origin

Scientists have been wondering how our moon formed, and why its orbit isn’t over Earth’s equator. It looks like our moon formed after something about the size of Mars hit Earth, roughly 4,500,000,000 years back. But the giant-impact hypothesis didn’t … Continue reading

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Europa, Mars, and Someday the Stars

Scientists think they’ve detected more plumes of water, shooting up from near Europa’s south pole. It’s early days, but we may have found a comparatively easy way to collect samples from the Jovian moon’s subsurface ocean. Stephen Hawking says humanity … Continue reading

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Philae, Jupiter, and Life

Scientists spotted Philae, the European Space Agency’s spacecraft that crash-landed on 67P/Churyumov-Gerasimenko in 2014: which will help them make sense of data sent back while the probe still functioned. Other scientists think they’ve worked out where carbon near Earth’s surface … Continue reading

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Studying Thousands of New Worlds

Scientists studied the atmospheres of two exoplanets, planets orbiting another star, earlier this year. Both planets are roughly Earth-sized, with atmospheres a bit like the Solar System’s terrestrial planets. Juno arrived at Jupiter last month, and will start its science … Continue reading

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