Since Tuesday's launch of Aion: The Tower of Eternity open beta testing in Korea, concurrent user numbers have already jumped to more than 170,000 players, making it the most popular beta event in Korean history, NCsoft announced. More than 11,000 people were logged into the game after only two minutes of open beta service. In less than an hour, that number had ballooned to 40,000. Currently the number of concurrent players has leapt up to more than 170,000. Aion: The Tower of Eternity is scheduled to launch in Korea within the year and launches in China, North America, Europe and Japan are planned for 2009.