Historic all-woman space flight to include Katy Perry, Lauren Sánchez International Space Station too clean, say scientists Lester Holt to step down as anchor of 'NBC Nightly News' after a decade I ...

More than 600 people who have launched into space. Only 100 have been women. Here are those who made milestones with their treks.

With celebrities such as Katy Perry, Lauren Sánchez and Gayle King on board, the all-woman crew will fly into space when the New Shepard spacecraft launches from the West Texas desert this spring.