Adam Hibberd There has been a lot of discussion around what would be the best route to catch that most mysterious and outrageously quirky interstellar interloper 1I/’Oumuamua, and I have personally investigated all sorts of spacecraft mission scenarios; using a combination of gravity assists (where kinetic energy is gained by the spacecraft’s encounter with a […]
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Members Newsletter – April
Is There Life on an Alien Planet?Universe Today and others report Is There Life on an Alien Planet? Fresh Findings Revive the Debate, Alan Boyle April 17, 2025 (https://www.universetoday.com/articles/fresh-findings-fuel-debate-about-life-on-alien-world).Boyle cites two papers – {Deciphering Sub-Neptune Atmospheres: New Insights from Geochemical Models of TOI-270 d, Christopher R. Glein, Xinting Yu and Cindy N. Luu (all Southwest […]
Presentation for the British Interplanetary Society on Missions to 2024 YR4
Adam Hibberd An asteroid was discovered in December 2024 which for a while had the world on tenter hooks. Its predicted path brought it in close proximity to the Earth in December 2032, with a chance of collision which steadily rose to around 3% over the course of several weeks. Now all the pressure valves […]
The Importance of Exploration
Adam Hibberd I have recently read a review of a book titled “Astrotopia: the Dangerous Religion of the Corporate Space Race” written by a professor Mary-Jane Rubenstein and it is reviewed by Patrick Mahon, who is on the Board of Directors for i4is. The review can be found here. You might be interested in that […]
Special Announcement for i4is Members
Breakthrough Discuss, 23-24 April Oxford UKBreakthrough Initiatives are now based at the University of Oxford and their annual Breakthrough Discuss conference is now in that city. Registration for both remote and in-person attendance is at -https://web.cvent.com/event/fa7350bd-1b0f-45f0-a508-28b529ca5f5b/summary where you will also find the wide range of topics to be discussed. Examples ranging from How to Detect […]
Members Newsletter – March
A Farewell Message from Your Newsletter EditorWith this final edition of the i4is Member’s Newsletter under my tenure, I would like to take a moment to express my sincere gratitude to the i4is community. It has been a privilege to share updates on the latest advancements in interstellar research and space technology, and to contribute, […]
2024 YR4: A Continuing Menace
Adam Hibberd Now the threat posed by Potentially Hazardous Asteroid (PHA) 2027 YR4 to Earth in December 2032 has been effectively ruled out altogether, an apathy concerning this object has descended on so many and this is, of itself, quite alarming. Let me explain to you TWO reasons now why such complacency is entirely misplaced. […]
Principium 48
Principium 48 has gone out to subscribers and is now accessible to all.





