As filed with the U.S. Securities and Exchange Commission on June 16, 2025. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Solarius Capital Acquisition Corp. (Exact name of registrant as specified in its charter) Identification Number) PO Box 2248 Darien, Connecticut 06820 Tel: (203) 617-0223 (Address, including zip code, and telephone number, including area code, of registrant's principal executi ...