Light Sails Promise Interstellar Travel, Planet 9 Hunt Intensifies, and Pop Stars Eye Space Tourism

As scientists develop revolutionary light sail technology that could send spacecraft to distant stars, astronomers prepare to solve one of our solar system's greatest mysteries with the hunt for Planet 9. Meanwhile, the democratization of space takes an unexpected turn as musicians like Katy Perry join the growing ranks of civilian space travelers, raising questions about who gets access to the final frontier.