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You can see a giant 'hole' shoot across Saturn this summer — and it won't happen again until 2040There will be several chances to see the shadow of Saturn's largest moon, Titan, pass across the ringed planet's Earth-facing surface over the next few months. The rare spectacle is only visible every 15 years.
2 Commentsastronomy -
James Webb telescope discovers its first planet — a Saturn-size 'shepherd' still glowing red hot from its formationNestled inside a planetary ring 110 light-years from Earth, a planet spotted by the James Webb telescope is the lightest exoplanet ever detected.
exoplanets -
NASA spots Martian volcano twice the height of Mount Everest bursting through the morning clouds: Space photo of the weekA new panorama from NASA's Mars Odyssey orbiter shows Arsia Mons, one of the largest volcanoes on Mars, rising above a thick blanket of clouds before dawn.
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Surprised scientists discover the 'dark sides' of Uranus' moons are the wrong way aroundResearchers armed with the Hubble Space Telescope have revealed that some of Uranus' largest moons have one side brighter than the other — but not the side they were expecting.
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Does light lose energy as it crosses the universe?The speed of light is the fastest anything can travel. What happens to a photon from a galaxy 25 million light years away on its journey toward Earth?
14 Commentsphysics-mathematics -
New dwarf planet discovered beyond the orbit of NeptuneAstronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond Neptune, it orbits the sun every 25,000 years.
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Jupiter is shrinking and used to be twice as big, mind-boggling study revealsAstronomers have calculated that the gas giant Jupiter used to be twice as big as it is now, based on the odd orbits of two of its many moons.
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A whole 'population' of minimoons may be lurking near Earth, researchers sayThe discovery of 2024 PT5, a small, rocky body dubbed a "minimoon" during its discovery last year, hints at a hidden population of lunar fragments traveling near Earth.
astronomy -
Planet Nine candidate detected deep in our solar systemResearchers have found a candidate for the hypothetical Planet Nine, which could be an undiscovered giant planet way out in our solar system. However, as with all ninth planet research, the new findings were met with some skepticism.
22 Commentsplanets
