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  1. 26 Apr 2019

    is a fun hashtag to follow at the moment.

  2. First press release on asteroid 🚨 The International Asteroid Warning Network has announced a worrying discovery: a near-Earth asteroid 100-300m in length has a 1/100 chance of striking Earth in 2027 Find out more:

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  3. As observations continue, the likelihood of an Earth impact in 2027 is increasing. 3 weeks after discovery, after observations had to be paused during the full Moon (and reduced visibility), the chance of impact has risen to 1 in 250

  4. 29 Apr 2019

    It’s 2028, and ESA has been carefully monitoring a worrying situation: an enormous asteroid is en route to strike Earth, although the exact point of impact is not yet clear... To find out what happens next in this , follow

  5. 🌍☄️ Update on (fictional) asteroid 29 July, 2019 - Chance of impact has dramatically increased to 1 in 10 - Size estimate has been narrowed to 140-260 metres - Earth impact could release 100-800 megatonnes of energy

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  6. 24 May 2019
  7. Final update on : 19 April 2027 The 60-m fragment of fictional asteroid is predicted with certainty to impact over the Central Park area in New York City, 10 days from now !! 🌍☄️

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  8. 30 Dec 2021:Update on asteroid A reconaissance spacecraft was sent to the asteroid to find out more about its path, revealing its on a certain course to impact Denver, Colorado on 29April 2027, the International Asteroid Warning Network reveals

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  9. Look how fast a 60m fragment could cause damage ☄️ seconds is all it takes. People, buildings, jobs all at risk. Really enjoyed following this exercise all week. Learned so much from it 👍☄️🦖

  10. Find out how this dramatic & risky situation will turn out LIVE from this year's Conference, starting Monday, 29.04. During the week, we'll post live updates the moment the experts are informed. What will they decide?

  11. 29 Apr 2019
    Replying to

    I missed the hashtag....

  12. 29 Apr 2019

    What if an Asteroid were to impact the Earth in the immediate future? What would experts do? The IAA Planetary Defense Conference is asking these same questions!

  13. 3 May 2019

    Here's what the airblast might look like over NYC in our at the conference.

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  14. A hypothetical asteroid has been 'discovered', and worryingly looks set to impact Earth. Follow the progress of fictional asteroid and the response on the ground, over the next few days of the Conference 🌍☄️

  15. 26 Apr 2019
  16. 30 Apr 2019

    Are you following the thread over on ? Check out our new infographic: what happens if a potentially risky asteroid is detected? See 🌍☄️

  17. NASA preps for the asteroid that will (eventually) hit Earth We're safe now, but what happens if astronomers DO discover an asteroid on a collision course? A conference this week explores our options!

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  18. Initial observations suggest asteroid could hit anywhere under the dotted red line, or "risk corridor" 🌍☄️

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  19. Very little is known about the asteroid’s physical properties. From its brightness, experts determine that its size could be anywhere from 100-300 meters - about 5-15x bigger than the 2013 impactor

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