The Dominican righthander was signed by the Astros and made his debut with Houston in 1983. He pitched in parts of five seasons, compiling a 6-8 record with a 4.55 ERA in 82 games. After a trade to Seattle, Solano spent two more seasons with the Mariners. In his seven big league seasons, he registered a 6-8 record with three saves and a 4.55 ERA.