Cover |
12 Months Ended |
|---|---|
Dec. 31, 2025 | |
| Entity Addresses [Line Items] | |
| Document Type | POS AM |
| Amendment Flag | true |
| Amendment Description | This Post-Effective Amendment No. 1 (this “Post-Effective Amendment”) to the Registration Statement on Form S-1 (File No. 333-286883) (the “Registration Statement”), as declared effective by the U.S. Securities and Exchange Commission (the “SEC”) on May 8, 2025 is being filed to include information contained in the registrant’s Annual Report on Form 10-K for the fiscal year ended December 31, 2025, which was filed with the SEC on March 24, 2026 and to update certain other information in the Registration Statement. The information included in this filing amends the Registration Statement and the prospectus contained therein. No additional securities are being registered under this Post-Effective Amendment. All applicable registration fees were paid at the time of the original filing of the Registration Statement. |
| Entity Registrant Name | STARDUST POWER INC. |
| Entity Central Index Key | 0001831979 |
| Entity Tax Identification Number | 99-3863616 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 15 E. Putnam Ave |
| Entity Address, Address Line Two | Suite 378 |
| Entity Address, City or Town | Greenwich |
| Entity Address, State or Province | CT |
| Entity Address, Postal Zip Code | 06830 |
| City Area Code | (800) |
| Local Phone Number | 742-3095 |
| Entity Filer Category | Non-accelerated Filer |
| Entity Small Business | true |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Business Contact [Member] | |
| Entity Addresses [Line Items] | |
| Entity Address, Address Line One | Stardust Power Inc. |
| Entity Address, Address Line Two | 15 E. Putnam Ave |
| Entity Address, Address Line Three | Suite 378 |
| Entity Address, City or Town | Greenwich |
| Entity Address, State or Province | CT |
| Entity Address, Postal Zip Code | 06830 |
| City Area Code | (800) |
| Local Phone Number | 742-3095 |
| Contact Personnel Name | Roshan Pujari |