The British Interplanetary Society
Also known as: The British Interplanetary Society Limited, B I S
The British Interplanetary Society promotes the exploration and use of space for the benefit of humanity, by connecting people to create, educate and inspire, and advance knowledge in all aspects of astronautics.
Activities & Mission
The British Interplanetary Society promotes the exploration and use of space for the benefit of humanity, by connecting people to create, educate and inspire, and advance knowledge in all aspects of astronautics.
Areas of Operation
Where this charity is registered to operate, as self-declared to the Charity Commission. These are regulatory classifications, not a list of active programmes, and don't necessarily indicate fundraising activity in each location.
Region
Financial Information
Financial Efficiency
Latest Financial Breakdown
Income Sources
Expenditure Categories
Financial Trend
Annual Returns
As filed with the Charity Commission for England and Wales. Most recent filing covers the financial year ending 2025.
One or more years show a significant change in income (over ±100%) compared with the prior year. This usually reflects a merger, transfer of activities, restated accounts, or a one-off legacy — not necessarily a real change in operating scale. See the methodology for context.
| Financial Year | Income | Expenditure | Charitable Spending | Net Assets | Reserves | Staff |
|---|---|---|---|---|---|---|
| 2025 | £356,906 | £543,848 | 0 / 40 | |||
| 2024 | £852,801 | £449,246 | £448,796 | £3,593,141 | £3,536,617 | 3 / 40 |
| 2023 | £423,229 | £445,145 | 0 / 40 | |||
| 2022 | £354,406 | £362,718 | 0 / 40 | |||
| 2021 | £401,596 | £497,547 | 0 / 40 |
Staff column shows: Employees / Volunteers
Frequently asked questions about The British Interplanetary Society
What does The British Interplanetary Society do?
The British Interplanetary Society promotes the exploration and use of space for the benefit of humanity, by connecting people to create, educate and inspire, and advance knowledge in all aspects of astronautics.
How much income did The British Interplanetary Society report in 2025?
The British Interplanetary Society reported total income of £357k and reported expenditure of £544k for the financial year ending 2025, based on the most recent annual return filed with the Charity Commission.
When was The British Interplanetary Society registered as a charity?
The British Interplanetary Society was registered with the Charity Commission for England and Wales on 20 February 1967 as charity number 250556. It has been registered for 59 years.
Who runs The British Interplanetary Society?
The British Interplanetary Society is governed by a board of 12 trustees. The chair of trustees is COLIN MALCOLM PHILP. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does The British Interplanetary Society operate?
The British Interplanetary Society operates in England And Wales, as recorded in its Charity Commission filing.
Is The British Interplanetary Society a registered charity?
Yes — The British Interplanetary Society is a registered charity in England and Wales, charity number 250556.
Details
27-29 SOUTH LAMBETH ROAD
LONDON
SW8 1SZ
Registry Information
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Also Known As
- The British Interplanetary Society Limited
- B I S
Data & trust
- Register data refreshed
- 30 July 2026
- Methodology
- How metrics are calculated