Neptune
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Mini-Neptunes likely have hard surfaces, not magma oceans: James Webb telescope reveals
Science | Nov 08, 2025, 02:41 PM ISTA new study using data from NASA’s James Webb Space Telescope (JWST) has overturned long-held beliefs about mini-Neptune exoplanets. Earlier, scientists assumed these planets—smaller than Neptune but wrapped in thick hydrogen-helium atmospheres—were covered in global magma oceans.
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5 planets to line up in the sky today; Here's how to take glimpse
Science | Jun 17, 2023, 06:45 AM ISTIf you go outside at that time, you’ll be able to see all five planets stretching across the sky — from Mercury down by the horizon to Saturn higher up in the sky — until the sun rises.
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James Webb telescope captures clearest view of Neptune's rings in decades | Pics
Science | Sep 22, 2022, 07:25 PM ISTIn addition to several bright, narrow rings, the Webb image clearly shows Neptune's fainter dust bands.
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Super Earth & 5 mini-Neptunes: Scientists discover 6-planet system in orbital harmony
Science | Apr 20, 2020, 01:22 PM ISTScientists have discovered a six-planet system -- a "super-Earth" and five "mini-Neptunes" which display an exceptionally regular spacing, hinting at how the system may have formed. The planets revolving the star HD 158259 in the Draco constellation were found using the SOPHIE spectrograph.
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How Uranus and Neptune are different, researchers reveal
Science | Feb 05, 2020, 12:38 PM ISTFor the first time, the team of scientists at the University of Zurich investigated a range of different collisions on both planets using high-resolution computer simulations.
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NASA's Hubble space telescope captures birth of giant storm on Neptune
Mar 26, 2019, 11:58 AM ISTThe Hubble images also helped the researchers pinpoint how often Neptune gets dark spots and how long they last.
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Tiny Neptune moon may be result of cosmic collision
Feb 21, 2019, 05:26 PM ISTNASA's Hubble Space Telescope had discovered the diminutive moon in 2013. Astronomers call it "the moon that shouldn't be there."
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Indian scientists discover sub-Saturn sized planet
Jun 23, 2018, 03:44 PM ISTThe planet will be known as EPIC 211945201b or K2-236b.
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Here's all you want to know about the newly discovered 840 small planets beyond Neptune
Jun 03, 2018, 01:30 PM ISTThe latest discovery is a result of a five year project called the Outer Solar System Origins Survey (OSSOS).
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Neptune Completes First Revolution Of Sun
India | Jul 10, 2011, 07:20 PM ISTNew Delhi, Jul 10 : Neptune—the blue coloured eighth planet of the solar system, will this year complete its first revolution of the sun since its discovery in 1846. The heavenly body will celebrate its birthday
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Diamond Oceans Possible On Uranus, Neptune
World | Jan 18, 2010, 11:18 AM ISTOceans of liquid diamond, filled with solid diamond icebergs, could be floating on Neptune and Uranus, according to a recent article in the journal Nature Physics, reports Discovery News.The research, based on first detailed measurements