Annual report [Section 13 and 15(d), not S-K Item 405]

Cover

v3.26.1
Cover - USD ($)
 12 Months Ended
Dec. 31, 2025
Mar. 31, 2026
Jun. 30, 2025
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2025    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2025    
Current Fiscal Year End Date --12-31    
Entity File Number 001-41154    
Entity Registrant Name SIDUS SPACE, INC.    
Entity Central Index Key 0001879726    
Entity Tax Identification Number 46-0628183    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 150 N. Sykes Creek Parkway    
Entity Address, Address Line Two Suite 200    
Entity Address, City or Town Merritt Island    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 32953    
City Area Code (321)    
Local Phone Number 450-5633    
Title of 12(b) Security Class A Common stock, $0.0001 par value    
Trading Symbol SIDU    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status No    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Elected Not To Use the Extended Transition Period false    
Entity Shell Company false    
Entity Public Float     $ 31,493,756
Documents Incorporated by Reference [Text Block] Specified portions of the registrant’s proxy statement, which will be filed with the Securities and Exchange Commission pursuant to Regulation 14 A in connection with the registrant’s 2026 Annual Meeting of Stockholders (the “Proxy Statement”), are incorporated by reference into Part III of this Annual Report on Form 10-K. Except with respect to information specifically incorporated by reference in this Annual Report, the Proxy Statement is not deemed to be filed as part hereof.    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Auditor Opinion [Text Block] We have audited the accompanying consolidated balance sheets of Sidus Space, Inc. (“the Company”) as of December 31, 2025 and 2024, and the related consolidated statements of operations, stockholders’ equity, and cash flows for each of the years in the two-year period ended December 31, 2025, and the related notes (collectively referred to as the financial statements). In our opinion, the financial statements present fairly, in all material respects, the financial position of the Company as of December 31, 2025 and 2024 and the results of its operations and its cash flows for each of the years in the two-year period ended December 31, 2025, in conformity with accounting principles generally accepted in the United States of America.    
Auditor Name Fruci & Associates II, PLLC    
Auditor Firm ID 5525    
Auditor Location Spokane, Washington    
Common Class A [Member]      
Entity Common Stock, Shares Outstanding   66,419,852  
Common Class B [Member]      
Entity Common Stock, Shares Outstanding   100,000