Surf Air acquires Texas rival Rise, SpaceX wins U.S. Air Force launch contract for top-secret spaceship, and Stem raises $8 million for software to manage music royalties.

Surf Air Acquires Texas Rival Rise

Santa Monica’s Surf Air has acquired rival subscription-based airline Rise of Dallas, according to a statement posted to the local firm’s website, reports the Business Journal. The value of the acquisition was not disclosed.

SpaceX Wins U.S. Air Force Launch Contract for Top-Secret Spaceship

SpaceX won a contract to launch the U.S. Air Force’s top-secret spaceship, the X-37B, reports CNN. Financial terms of the deal were not revealed because the X-37B program is a confidential military endeavor.

Stem Raises $8 Million for Software to Manage Music Royalties

Stem raised $8 million to improve its music royalty management software, reports Billboard. The round was co-led by venture capital firms Aspect Ventures and Evolution Media.

Technology reporter Garrett Reim can be reached at [email protected]. Follow him on Twitter @garrettreim for the latest in L.A. tech news.