Astral Systems is a Bristol, UK–based manufacturer developing compact fusion reactors for on-demand neutron production, focused on medical and industrial applications.
The company commercializes a Multi-State Fusion (MSF) reactor designed to be compact, versatile, and cost-effective, and has adapted fusion research originating from NASA to advance its MSF technology.
Leadership & Board
Key Executives
FounderTalmon Firestone
FounderTom Wallace-Smith
Current Number of Employees49
Current LinkedIn Followers3,372
Latest Estimated Valuation
Estimated Valuation―
Estimated Valuation―
Total Amount Raised$30M
Total Amount Raised$30M
Total Funding Rounds1
Total Funding Rounds1
Latest Funding Amount$30M
Latest Funding Amount$30M
Latest Funding RoundSeries A
Latest Funding RoundSeries A
Post-Money Valuation―
Post-Money Valuation―
Employee Trend
Astral Systems had 49 employees as of September 28, 2026. The number of employees increased by 1 (2.08%) week-over-week.
49Latest Employee Count
1(2.08%)Week-Over-Week Change
Employee Trend serves as a data-driven indicator of company growth and expansion. The measurement reflects how a company’s workforce size changes over time.
Social Trend
Astral Systems had 3,372 followers as of September 28, 2026. The number of followers increased by 20 (0.60%) week-over-week.
3,372Latest Followers Count
20(0.60%)Week-Over-Week Change
LinkedIn Follower Trend serves as a data-driven indicator of market interest and company visibility. The measurement reflects how a company’s LinkedIn follower count changes over time.
Funding Round
Funding Date
Funding Round
Amount Raised
Post-Money Valuation
Jul 01, 2026
Series A
$30.00M
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