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Initiative for Interstellar Studies

Working towards the achievement of interstellar flight through knowledge to the stars - Starships in our lifetime

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You are here: Home / Blog

Blog

The Case for a Space Economy

30 May 2020

Thermodynamic limits to economic growth on Earth – Can space save us? This new paper argues that continued economic growth on Earth will hit a thermodynamic limit within the third millenium, if economic activities and energy consumption cannot be decoupled. The maximum size would be up to 7000 times the current one. An in-space economy […]

i4is Self-Replicating Probe

30 May 2020

i4is concept for a near-term self-replicating probe – The potential to drastically increase the efficiency of space exploration!https://arxiv.org/ftp/arxiv/papers/2005/2005.12303.pdf. Beautifully illustrated by Adrian Mann!

Newsletter: Videos from our ISU module now available

28 May 2020

We have added a large collection of videos of the online classes from the module we recently delivered for the International Space University (ISU). We have received kind permission from the ISU to share these videos with our members.

Principium 29 now released!

28 May 2020

Issue 29 of Principium, the quarterly publication of the Initiative for Interstellar Studies is now published. The front cover image is a Bussard Ramjet – a new piece produced for i4is by our friend and esteemed artist Alex Storer (thelightdream.net).

Principium 29

27 May 2020

Issue 29 of Principium, the quarterly publication of the Initiative and Institute for Interstellar Studies is now published.

ISU–i4is Interstellar Module concluded!

7 May 2020

The ISU – i4is Interstellar Module ended today with four awesome presentations on world ship topics, each one venturing into areas no human has visited before! A big thank you to Prof. Chris Welch and the amazing MSS20 students who worked very hard on this for the last two weeks! Also, thank you to the […]

Newsletter: Share a One Year Free Trial with a friend, and much more…

6 May 2020

Welcome to the member newsletter of the Initiative for Interstellar Studies. We hope you are keeping well. In this newsletter we bring your attention to some new Principium preprints as well as a new i4is article on world ships recently published in the ESA journal, Acta Futura.

i4is delivers ISU Interstellar Module

29 April 2020

Thanks to Prof. Chris Welch, International Space University, for the opportunity to co-deliver the Interstellar Module to ISU students this year again! We deliver two-weeks of lectures and hands-on projects on world ships! Members of the Initiative for Interstellar Studies have access to video recordings of the lectures that the i4is crew presented. The videos […]

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Blog

Mission to an Interstellar Object

5 May 2026

Adam Hibberd Many readers in-the-know will have heard of the future ESA ‘Comet Interceptor’ mission, due to launch in 2029. For those not-in-the-know it is a spacecraft desgined to loiter at the famous Sun/Earth Lagrange 2 (L2) point for a few years, waiting for a ‘pristine’ Oort Cloud comet to come flying in to the […]

Members Newsletter – April

30 April 2026

Dami Lee on Project HyperionWe were really happy to see that our Project Hyperion competition (https://www.projecthyperion.org/) captured the imagination of the architect and Youtuber Dami Lee, who posted a detailed and thoughtful video commentary ‘Can Humans REALLY Leave Earth?’ Over one million views! Check it out: https://m.youtube.com/watch?v=BBb2gC0lByk&pp=0gcJCVACo7VqN5tD(You may want to skip the ads that are […]

Members Newsletter – March

31 March 2026

News from i4isThe i4is Educational team are currently recruiting! If any of our members are interested, and especially if you are in striking distance of London or Lincoln, both in the UK, we could do with support at the April events mentioned below. You can read about some of the activities in recent issues of […]

Principium 52

2 March 2026

Principium 52 has gone out to subscribers and is now accessible to all

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Initiative for Interstellar Studies
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London, SW8 1SZ
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Members Newsletter – April

Members Newsletter – March

Principium 52

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The Initiative for Interstellar Studies is entirely dependent upon the goodwill of its volunteer teams, the minor amounts we receive from our activities and the sale of our merchandise but also the kindness of donors. In order to advance our mission of achieving interstellar flight over the next century, we need your help and support. If you are feeling generous we would very much appreciate your help in moving our mission forward. Make a donation » about Donate

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