Adam Hibberd Today it was back to potentially hazardous asteroid (PHA) 2024 YR4 which was discovered quite recently and has a comparatively high chance (depending on the source ~ 1.3%, with some sources quoting higher probabilities) of colliding with Earth in 2032. Furthermore this collision has the potential of causing many human deaths, though I […]
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Tunguska and the Case of Asteroid 2024 YR4
Adam Hibberd The Tunguska event holds a special place in humanity’s collective memory as an incident which could have been so much more devastating had it not occurred in the heavily forested area of Siberia and instead in a more densely populated area . Yes trees were flattened yet it seems for this event at […]
Members Newsletter – January
i4is Members’ ReportsThe i4is Members’ Report for 2022 and 2023 has now been published. The report summarises the work of i4is between January 2022 and December 2023, highlighting key developments such as the Swarming Proxima Centauri study, the second i4is/LSI Summer School, and the continuing high level of media interest in our work on Project […]
Solar Sailing as a Precursor to Proxima Centauri
Adam Hibberd I think most of you know me by now as the guy who developed the tool called ‘Optimum Interplanetary Trajectory Software’ (OITS) which ultimately solved the problem of how we might send a spacecraft to catch up with rapidly receding interstellar object and scientific enigma ‘Oumuamua. I decided to work on OITS – […]
Members Newsletter – December
New Editor and additional team members for i4is Principium, the interstellar quarterly magazineAfter 10 years and 41 issues John Davies will be stepping down as Editor after the 50th issue, August 2025. He will be working with Deputy Editor Patrick Mahon and the i4is Board of Directors over the next three months to appoint a […]
Principium 47
Principium 47 has gone out to subscribers and is now accessible to all.
Members Newsletter – November
Project HyperionProject Hyperion, an initiative of the Initiative for Interstellar Studies (i4is), has launched a competition inviting public participation in designing a generation ship capable of interstellar travel. Generation ships, self-sustaining spacecraft designed to support human crews over centuries-long journeys, represent a viable solution for reaching exoplanets given the technological and logistical challenges of achieving […]
Members Newsletter – October
Principium 47 preprints Principium 47 will be published in November 2024. These preprints of articles from this issue are now available to members – Interstellar News, eight pages of Interstellar News https://i4is.org/wp-content/uploads/2024/10/interstellar-news-Principium47-2410280851comp.pdf News Feature, abstracts from JBIS and Acta Astronica https://i4is.org/wp-content/uploads/2024/10/The-Journals-Principium47-2410271602-comp.pdf Report from the Space Propulsion Conference 2024 Glasgow, 20-23 May 2024, 9th 3AF (Association […]