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  Largest ozone layer hole over Arctic closed? Here's what we know so far

  Science | April 27, 2020 10:08 IST

  The largest hole in the earth's ozone layer over the Arctic has closed. Scientists have confirmed that the largest hole in the ozone layer which was 1 million square kilometers wide over the Arctic has now healed.

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  New NASA mission to study causes of solar particle storms

  Science | March 31, 2020 23:08 IST

  NASA is planning to launch a new mission to study how the Sun generates and releases giant space weather storms -- known as solar particle storms -- into planetary space.

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  Never-seen-before image of Sun captured by world's largest telescope

  Science | January 30, 2020 10:50 IST

  The Sun looks like a boiling pot of popcorn, belies the notion of a bland yellow orb. Details in the newly released images show plasma, which covers the sun, that appears to boil.

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  Wolf moon eclipse on January 10: Where to watch, timing of the first lunar eclipse of 2020

  Science | January 07, 2020 7:57 IST

  Wolf moon eclipse: January 10 (Friday) is going to be a wolf moon eclipse night as we approach towards one of the four lunar eclipses in 2020. It is going to be a penumbral (partial) lunar eclipse when the earth will come between Sun and Moon.

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  A Star 1400 times the Sun may explode and be visible during day, say scientists

  Science | December 27, 2019 21:43 IST

  Betelguese is a star in the Orion constellation and is one of the brightest objects in the sky. However, Betelgeuse has rapidly fallen down the list of brightest objects in the night sky.

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  'Ring of fire': People witness annular solar eclipse in Tamil Nadu

  India | December 26, 2019 12:27 IST

  Solar Eclipse 2019: People in Tamil Nadu across several districts including Chennai, Tiruchirapalli, Udhagamandalam, Madurai others witnessed Solar eclipse 2019 watching sun turning into a ring of fire.

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  PM Modi shares photos of him watching solar eclipse, says he was enthusiastic about it

  India | December 26, 2019 12:27 IST

  PM Modi posted photos of him on Twitter witnessing solar eclipse 2019 when sun turned into a 'ring of fire' on Thursday saying like many Indians, I was enthusiastic about Solar Eclipse 2019.

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  Milky Way is about 890 billion times the mass of our Sun: Study

  Science | December 14, 2019 17:57 IST

  ​While it is not possible to put the entire Milky Way on a scale, that has not deterred astronomers from trying to make measurements of our home galaxy. According to a new "robust" estimate of Milky Way's mass measurement, it is about 890 billion times the mass of our Sun.  

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  NASA's Parker Solar Probe takes close view of Sun; discovers dust-free zone

  Science | December 05, 2019 10:08 IST

  NASA's Parker Solar Probe will sweep past Venus on December 26 for the second gravity-assist of the $1.5 billion mission and make its fourth close solar encounter in January.

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  Scientists discover monster black hole, 70 times bigger than Sun

  Science | November 28, 2019 13:17 IST

  Until just a few years ago, stellar black holes could only be discovered when they gobbled up gas from a companion star, the researchers said. This process creates powerful X-ray emissions, detectable from the Earth, that reveal the presence of the collapsed object, they said.

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  In rare sky show, Mercury to pass through Sun today

  Science | November 11, 2019 11:15 IST

  A transit of Mercury across the Sun takes place when the planet Mercury passes directly (transits) between the Sun and a superior planet, becoming visible against (and hence obscuring a small portion of) the solar disk. Transits of Mercury occur in May or November.

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  Solar system to have another foreign guest, new comet zooming towards sun

  Science | September 14, 2019 14:18 IST

  Both NASA and the European Space Agency are reporting that a newly discovered comet zooming toward the sun is likely from another star.  

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  VIDEO | Comet's death dive captured on camera, sungrazer rams into sun

  Science | August 17, 2019 12:19 IST

  An amazing video captured by the NASA/ESA Solar and Heliospheric Observatory (SOHO), a spacecraft jointly launched by NASA and the European Space Agency in 1995, shows how a comet getting fully destroyed while diving towards the sun.

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  New NASA missions to study Sun, its effects on space weather

  Science | June 21, 2019 17:37 IST

  NASA will launch two new missions to advance our understanding of the Sun and its dynamic effects on space weather, the US space agency said.  

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  Moon's crust could be key in solving ancient mysteries of Sun, says NASA

  Science | June 19, 2019 15:28 IST

  The scientists suspected that one big question informed the other -- that the history of the Sun is buried in the Moon's crust.

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  Moon keeps secrets of Sun, even of life on earth: NASA

  Science | June 18, 2019 12:32 IST

  Four billion yeras ago, the Sun went through violent bursts of radiation. NASA feels history of the Sun is buried in crust of the Moon. This, they say, may even reveal secrets of life on earth.

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  NASA's solar probe completes second closest encounter with Sun

  Science | April 06, 2019 7:35 IST

  The spacecraft is operating well and all instruments are collecting science data, sending back normal signals through NASA's Deep Space Network.

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  NASA solar probe to make closest approach to Sun in April

  Science | January 30, 2019 9:39 IST

  The spacecraft completed its first orbit of the Sun, reaching the point in its orbit farthest from our star, called aphelion, NASA said in a statement.

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  Total lunar eclipse meets super blood wolf moon tonight: When and where to watch

  Science | January 20, 2019 9:00 IST

  Some places, including the Griffith Observatory in Los Angeles will be live streaming the phenomenon. 

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  Major scientific breakthrough as astronomers discover 'super-Earth' orbiting Sun's nearest star

  Science | November 15, 2018 9:12 IST

  The planet, known as Barnard's Star b, is the second nearest to Earth outside the solar system and orbits its host star once every 233 days.