The register
The register lists Physics-astronomy Ltd in Manchester as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Physics-astronomy Ltd is the registered name (Companies House number 13797081), a private limited company on the register since 2021. The registered office is at 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ, WC2H 9JQ. By its SIC codes the business is in it, software and media.
Holding a licence is the expensive, slow part done. For Physics-astronomy Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.