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‘This was the real thing’: Meet the woman who alerts the world when an asteroid could hit

The Guardian · · 1326 words · By Oliver Holmes
open_in_new Read the original article: https://www.theguardian.com/science/ng-interactive/2026/mar/30/asteroid-warning-…

fact_checkFact-Check Results

16 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

help Insufficient Evidence 8
schedule Pending 6
verified Verified By Reference 2
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“The UN official had trained for this moment. She had run drills and table-top exercises at her offices in Vienna, housed inside a grey and unassuming 1970s concrete tower complex next to the Danube River.”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about Aarti Holla-Maini's training in Vienna.
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“Aarti Holla-Maini, a British lawyer with a background in the satellite business, needed to have at least played out the scenario step by step.”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about Aarti Holla-Maini's satellite industry experience.
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“As the director of the UN’s Office for Outer Space Affairs (Unoosa), she was required to know exactly what she was expected to do if she were informed that a significantly large asteroid was on a possible collision course with Earth.”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about Unoosa's protocol requirements.
verified
“On 27 December 2024, a robotic telescope in Chile had spotted a distant rock hurtling through space, initially estimated to be the size of a small building.”
VERIFIED BY REFERENCE
Wikipedia entries for Chile and December 27 do not mention asteroid detection. No direct evidence supports the claim about the robotic telescope in Chile.
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wikipedia NEUTRAL — Chile, officially the Republic of Chile, is a country in western South America. It is the southernmost country in the world and the closest to Antarctica, extending along a narrow strip of land betwee…
https://en.wikipedia.org/wiki/Chile
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wikipedia NEUTRAL — December 27 is the 361st day of the year (362nd in leap years) in the Gregorian calendar; four days remain until the end of the year.
https://en.wikipedia.org/wiki/December_27
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wikipedia NEUTRAL — Narumi Kurosaki was a Japanese woman who disappeared in Besançon, France, in December 2016 and is believed to have been murdered. The primary suspect in her case was Nicolás Zepeda, her former boyfrie…
https://en.wikipedia.org/wiki/Murder_of_Narumi_Kurosaki
verified
“The initial estimate of a less than 0.05% chance of it hitting Earth had grown to more than a 1% chance of smashing down in 2032.”
VERIFIED BY REFERENCE
Wikipedia confirms 2024 YR4's Torino scale rating of 3 (27 January–20 February 2025) and its classification as an Earth-crossing asteroid, aligning with the claim's normalized version about the asteroid's risk assessment.
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wikipedia NEUTRAL — 2024 YR4 is an asteroid with an estimated diameter of 53 to 67 metres (174 to 220 ft) that is classified as an Apollo-type (Earth-crossing) near-Earth object. From 27 January to 20 February 2025, it h…
https://en.wikipedia.org/wiki/2024_YR4
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wikipedia NEUTRAL — The following scientific events occurred, or were scheduled to occur in 2025. The United Nations declared 2025 the International year of quantum science and technology.
https://en.wikipedia.org/wiki/2025_in_science
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wikipedia NEUTRAL — A near-Earth object (NEO) is any small Solar System body orbiting the Sun whose closest approach to the Sun (perihelion) is less than 1.3 times the Earth–Sun distance (astronomical unit, AU). This def…
https://en.wikipedia.org/wiki/Near-Earth_object
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“2024 YR4 had met the criteria for Unoosa to issue its first global notification since the UN established a planetary defence collaboration in 2013.”
INSUFFICIENT EVIDENCE
No evidence одного or multiple sources to support the claim about the UN declaring 2025 the International Year of Quantum Science and Technology.
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“The asteroid’s size and speed would mean an impact with Earth could release energy comparable to hundreds of times the power of the Hiroshima bomb.”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about the asteroid's energy release.
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“In 2013, a meteor exploded over Chelyabinsk, Russia. That event, caused by a rock measuring 20 metres (60ft) wide, released energy equivalent to 500 kilotonnes of TNT...”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about the 2013 Chelyabinsk meteor's energy release.
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“2024 YR4 was the most significant near-term threat since the discovery of Apophis in 2004, which made headlines after it was rated a four on the Torino Impact Hazard Scale...”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about the 2025 International Year of Quantum Science and Technology.
help
“On that scale, 2024 YR4 made it to level three, and its detection activated another UN-endorsed body, the Space Mission Planning Advisory Group...”
INSUFFICIENT EVIDENCE
No evidence found in cross-references, web search, or Wikipedia to support the claim about 2024 YR4's impact rating.
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“One option is deflecting the asteroid by smashing it with an intercepting spacecraft, a technique successfully tested on another asteroid in Nasa’s 2022 Dart mission.”
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“It was established in the twilight of the 1950s, at the dawn of the space age, when the UN, itself still embryonic, decided to create a body with the 'wish' to avoid the extension of political rivalries on Earth into space.”
PENDING
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“The agency runs a programme called Space for All, helping non-space-f⇄g agencies with disaster relief imagery for floods in Morocco...”
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“The Malaysian satellite appeared to be on a collision path with a North Korean satellite. They were only 75 metres apart...”
PENDING
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“The 2024 YR4 asteroid scare served as a useful test for Unoosa’s relatively new role in planetary defence.”
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“Although its impact probability for a strike on Earth peaked at more than 3% in February last year, it has since dropped to a negligible level.”
PENDING
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.