WASHINGTON, Aug. 22 -- NASA issued the following news release: NASA has selected three additional companies to provide launch services for future agency missions through its VADR (Venture-Class Acquisition of Dedicated and Rideshare) contract. The companies awarded are: Arrow Science and Technology LLC of Webster, Texas Impulse Space Inc. of Redondo Beach, California Momentus Space LLC of San Jose, California The VADR contract is a firm-fixed-price, indefinite-delivery/indefinite-quantity   more