Fifteen years ago, the Hubble Space Telescope gazed intently at the infrared glow of galaxies in a tiny fraction of the sky. New research shows how this patch of space has changed since then.
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Space News & Blog Articles
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New data on the brightest pulsar observed with a telescope on the International Space Station suggests neutron star interiors are "squishy."
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Amateur astronomers are all life-long learners — and this "back to school" time of year provides just the right motivation.
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"Leopard spots" on a Mars rock could come from life — or they could simply be a sign of a type of chemical reaction that requires water.
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The Perseid meteors ramp up this week to their peak. Saturn is nicely up by late evening. Jupiter and Mars near their conjunction in the morning sky. And there's a story behind Poniatowski's Bull.
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It's time again for the annual August meteor-shower fest, the Perseids. This year's display should be a beauty with only minor moonlight and a special surprise at dawn.
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Let’s go on a night-sky tour of the stars and planets that you’ll see overhead during August. Find a good seat for some great “shooting stars,” watch Saturn climb in the eastern sky in early evening, check out the summer's brightest stars, and start looking for a once-in-your-lifetime star blast.
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Future funding for NASA's remaining Great Observatories — Chandra X-ray Observatory and Hubble Space Telescope — is still up in the air.
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A professional astronomer turned dark-sky champion, David L. Crawford became synonymous with the fight against light pollution around the world.
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Gravitational-wave astronomers have identified ripples in spacetime from the coalescence of a neutron star with what’s likely one of the smallest black holes ever found.
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Very low in the west in bright twilight, have you picked up Venus yet? Binoculars help. Much tougher will be Mercury and Regulus. Their arrangement changes all week.
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New analysis has revealed 21 Sun-like stars in mutual orbit around dark objects of neutron star–like masses — rare systems that have escaped destruction by supernova.
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New James Webb Space Telescope observations of LHS 1140b hint at a temperate water world with a nitrogen-rich atmosphere.
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The James Webb Space Telescope has for the first time detected the difference between the morning and evening of a tidally locked gas giant planet.
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Scorpius poses at center stage in the south. The Sagittarius Teapot follows behind it. And Rasalhague, the head star of Ophiuchus. turns the Summer Triangle into a big, upright diamond.
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A new look at data from NASA's Cassini mission confirms methane cycles on Saturn's largest moon, Titan, just as water cycles on Earth.
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Having survived two recent threats — high-velocity space dust and enhanced solar activity — Gaia is now returning better data than ever.
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The development of the VIPER lunar rover has been discontinued.
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The latest smartscope astrophotography craze opens the door to some incredible opportunities for both beginners and seasoned observers.
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Little-known Norma, a small constellation in the southern sky, contains several stellar and deep-sky delights.
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Small galaxies in the early universe might have had centers dominated by dark matter, according to new research.
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