| Cover | Dec. 22, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 22, 2022 |
| Entity File Number | 000-56218 |
| Entity Registrant Name | Aeluma, Inc. |
| Entity Central Index Key | 0001828805 |
| Entity Tax Identification Number | 85-2807351 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 27 Castilian Drive |
| Entity Address, City or Town | Goleta |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 93117 |
| City Area Code | 805 |
| Local Phone Number | 351-2707 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
