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Hubble Telescope just witnessed a massive intergalactic explosion and astronomers can't explain it The optical flash, which was one of the brightest bursts of blue light in the universe but lasted only a few days, is the latest example of a rare breed of brief astronomical event called a luminous fast blue optical transient (LFBOT).
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Unlocking the clues of a metal world Getting up close with the asteroid known as Psyche is the only way to determine whether it's the rare exposed core of an early planetary building block, according to scientists. The metal-rich asteroid is in ...
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The Draconid meteor shower peaks this weekend. Here's how to see it To see this shower, first locate the Draco constellation, from where the Draconids appear to originate (hence their name). From North America, look high to the northwest after sunset. If you can locate Ursa Major, the Big Dipper, Draco will be about 30 ...
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Hold the annular solar eclipse in your hand with new 'One Eclipse' app from Astronomers Without Borders Non-profit organization Astronomers Without Borders (AWB) brings the wonder of the solar eclipse into the palm of your hands with a new eclipse app for iOS devices. "One Eclipse" is designed to enhance the experience of solar eclipses for people of all ...
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Mercury was shrinking for at least 3 billion years — and it still might be today Since the 1970s, when NASA's Mariner 10 mission reached Mercury, scientists have known that the planet is shrinking as its core cools down. But while it's estimated that thermal contraction started some 3 billion years ago, it hasn't been clear whether ...
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New space-based thermometer takes Earth's temperature in unprecedented detail (photos) The first images from a new Earth-observing satellite reveal in unprecedented detail how temperatures change on the planet's surface. The new images — captured by HOTSAT-1, a satellite developed and operated by London-based SatVu — show temperature ...
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Researchers revolutionize understanding of supermassive black hole accretion radiation in quasars Through the study of the optical to extreme ultraviolet radiation generated by the accretion of supermassive black holes at the centers of quasars, Associate Professor Cai Zhenyi and Professor Wang Junxian from the Department of Astronomy at the ...
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Morphing All-Inorganic Perovskites at Room Temperature This discovery highlights the potential of this semiconductor category for the development of advanced flexible electronics and energy systems in the coming years. Morphing of all-inorganic ...
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The ozone hole above Antarctica has grown to three times the size of Brazil Observations from the European Space Agency's (ESA) Copernicus Sentinel-5P satellite indicate the ozone hole reached approximately 10 million square miles (26 million square kilometers) in area on Sept. 16, 2023 — making it one of the largest seasonal ...
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'Immense relief': Universe-mapping Euclid telescope fixes problem that threatened mission Loopy star trails show the effect of Euclid's Fine Guidance Sensor intermittently losing its guide stars. A problem with the onboard software failing to recognize cosmic rays (which appear as faint dots in this image) ...
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