When discussing space exploration, people often invoke past voyages such as Europeans' conquest of the Americas. But this history has an undeniable dark side: the cruel subjugation of indigenous cultures, women, and other peoples. Is this really the best way to frame our off-world future?
In an exclusive interview, Lucianne Walkowicz—the astrobiology chair at the U.S. Library of Congress—argues that to build a sustainable, inclusive human presence on other worlds, we need to rethink how we talk about exploration in the first place.
In this stunning image of the Utah night sky, a lone photographer stands beneath the Andromeda galaxy, the Milky Way galaxy, and the moon. The picture is one of 2018's best astronomy photographs, as judged by the Royal Observatory Greenwich. See for yourself why these photos won this year's top prize.