EXHIBIT 99.1


JOINT FILING AGREEMENT


In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Class A common stock of Space Exploration Technologies Corp. and further agree that this agreement be included as an exhibit to such filing.  Each party to the agreement expressly authorizes each other party to file on its behalf any and all amendments to such statement.  Each party to this agreement agrees that this joint filing agreement may be signed in counterparts.


In evidence whereof, the undersigned have caused this Agreement to be executed on their behalf this 14th day of August 2026.


The Founders Fund II, LP


By:

The Founders Fund II Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund II Principals Fund, LP


By:

The Founders Fund II Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund II Entrepreneurs Fund, LP


By:

The Founders Fund II Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund II Management, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


Lembas II, LP


By:

The Founders Fund Alpha Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund III, LP


By:

The Founders Fund III Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund III Principals Fund, LP


By:

The Founders Fund III Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund III Entrepreneurs Fund, LP


By:

The Founders Fund III Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund III Management, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund Alpha Management, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager



The Founders Fund IV, LP


By:

The Founders Fund IV Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund IV Principals Fund, LP


By:

The Founders Fund IV Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund IV Management, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund Growth II, LP


By:

The Founders Fund Growth II Management, LP

Its:

General Partner


By:

FF Upper Tier GP, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund Growth II Management, LP


By:

FF Upper Tier GP, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


FF Upper Tier GP, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager



The Founders Fund V, LP


By:

The Founders Fund V Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund V Principals Fund, LP


By:

The Founders Fund V Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund V Entrepreneurs Fund, LP


By:

The Founders Fund V Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund V Management, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


FF GP Holdings, LLC


By:

FF Upper Tier GP, LLC

Its:

Manager


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager




The Founders Fund Growth, LP


By:

The Founders Fund Growth Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund Growth Principals Fund, LP


By:

The Founders Fund Growth Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


Founders SPC, LP


By:

The Founders Fund Growth Management, LLC

Its:

General Partner


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


The Founders Fund Growth Management, LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager



2025-005 Investments LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Authorized Signatory


Ill Be Seeing You LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Authorized Signatory


Barrel Vault LLC


By:  /s/ Peter Thiel

Name: Peter Thiel

Title:  Manager


Peter Thiel


/s/ Peter Thiel