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COMET IMPACT ON EARTH
Interstellar comet 3I/ATLAS has 13 times more deuterium than a famous Solar System comet, hinting at its 7-billion-year-old origins before Sun was born- Did comets help start life on Earth? A new study questions the idea and scientists are baffled
- A 66-foot asteroid blindsided Russia’s Chelyabinsk and injured 1,500 people in 2013. 13 years later, only 11 asteroids have ever been caught before hitting Earth
- Want to do NASA research? 24 new US projects backed by $23 million will let citizen scientists hunt comets, study space weather and explore Earth data — all you need to knowNASA has selected 24 organizations to partake in a new Science Activation portfolio aimed at public engagement. This initiative will provid...02 Oct, 2026, 11.52 PM IST
- Asteroid the size of a 6-story building hit the Moon, created 728-foot crater; NASA says such impacts happen once a centuryNASA has unveiled the discovery of a significant new crater on the Moon, resulting from a recent impact by a comet or asteroid. Measuring 7...17 Sep, 2026, 11.01 PM IST
- NASA discovers Colosseum-sized Moon crater from once-in-132-year impactScientists found a large lunar crater from a recent impact event. This massive hole, larger than the Roman Colosseum, was initially undetec...17 Sep, 2026, 10.09 AM IST
- Mercury may have shrunk 30% more than previously believed, new study says; planet’s radius may have decreased by 7.2 milesRecent studies indicate that Mercury has shrunk more than scientists previously realized. The presence of impact debris has hindered the vi...10 Sep, 2026, 11.20 PM IST
- In 1971, Apollo 14 brought back the 20-pound rock Big Bertha; in 2019, scientists found a fragment that likely came from Earth, excavated about 4 billion years agoA lunar rock collected by Apollo 14 astronauts may contain a fragment of Earth. This tiny piece of rock is approximately four billion years...09 Sep, 2026, 02.20 PM IST
- In 2021, a spacecraft was launched on a first-ever suicide mission to try to deflect an asteroid on impact in space in the revolutionary planetary defense experiment: How NASA’s DART mission changed an asteroid’s orbitIn 2021, a spacecraft was launched on a first-ever suicide mission to try to deflect an asteroid on impact in space in the revolutionary pl...28 Aug, 2026, 02.51 AM IST
- Interstellar comet 3I/ATLAS displays bizarre 'anti-tail' ahead of its closest approach to Earth on Dec 19? What Harvard scientist saidThe mystery around interstellar comet 3I/ATLAS has grown again after Harvard scientist Avi Loeb has again made an bizarre claim. Ahead of t...17 Dec, 2025, 07.26 AM IST
- 3I/ATLAS interstellar comet heads towards Earth now. Will December 19 be judgement day and should we pray?3I/ATLAS interstellar comet heads towards Earth now and will reach its closest point on December 19. Scientists say it will pass at a safe ...14 Dec, 2025, 05.06 AM IST
- Interstellar comet 3I/ATLAS will reach its closest point to Sun this week. Is Earth is in danger? Check detailsAstronomers are closely observing the interstellar comet 3I/ATLAS. This comet is not a threat to Earth. Its study will help in monitoring f...28 Oct, 2025, 08.04 AM IST
- Where will 3I/ATLAS be on October 29? Interstellar comet's closest point to the Sun is... All details hereWhere will 3I/ATLAS be on October 29? The interstellar comet 3I/ATLAS will reach its closest point to the Sun at 1.4 au. It poses no threat...24 Oct, 2025, 05.00 AM IST
- How the ‘Devil Comet,’ almost as big as Everest, brought scientists closer to solving Earth’s biggest mysteryA recent study of Comet 12P/Pons-Brooks, the "devil comet," reveals that its water vapor possesses a chemical composition nearly identical ...24 Aug, 2025, 11.32 AM IST
- Ice volcano and horns: ‘Devil Comet’ approaching, when to catch its spectacular display in the skyPrepare for a celestial wonder as the enormous "Devil Comet," famous for its ice volcano and characteristic "horns," approaches Earth. Alth...30 Oct, 2023, 11.27 PM IST
- Wandering Star could bring comet shower on Earth in about a million years’ time, all details hereEarth could be in trouble as a wandering star enters our solar system in a million years from now which can end up in a lethal comet shower.01 Jul, 2022, 07.47 PM IST
- Rosetta mission ends journey with crash-landing on cometLondon, Sep 30 (IANS) European Space Agency on Friday said its historic Rosetta mission has concluded its remarkable 12-year journey with c...30 Sep, 2016, 06.52 PM IST
- Learning with the Times: Comets originate beyond orbits of outermost planetComets are space debris or leftover fragments after the formation of the solar system. They originate from a region beyond the orbits of th...17 Nov, 2014, 11.41 AM IST
- Oldest crater on Earth formed due to comet impactA comet may have been responsible for creating one of the largest and oldest known impact craters on Earth, a new study suggests.14 Nov, 2014, 03.56 PM IST
- Comet trailer: You watched Mangalyaan, now prepare for another celestial journeyScientists believe that comets may have been the first solids to condense out of the solar nebula from which the solar system was born.11 Nov, 2014, 12.23 PM IST
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