In the following six books, each writer looks to space to skillfully explore what it means to live on Earth. Salvation and ...

Alien first-contact stories are a classic of science fiction, and they’re all the more fascinating because they can feel like ...

Cassini spacecraft data confirmed that Saturn’s largest moon, Titan, hosts seas and river-like channels filled with liquid ...

You know that feeling when you’re driving through Oregon and suddenly the landscape looks like someone switched the channel ...

The nature of space, time and the evolution of life on Earth mean it’s unlikely extraterrestrial life has visited our home ...

This article is part of Spielberg Week, Slate’s seven-day celebration of Steven Spielberg. At my press screening of Steven ...

The great Space Race of the 1960s spurred a lot of speculation about what space exploration would look like. Here's what the ...

The outer solar system once seemed like a quiet backwater. But a glut of tiny, strange moons with unruly orbits are coming ...

A new study analyzed how NASA's Habitable Worlds Observatory might be able to confidently spot biosignatures in the ...

The president has repeatedly argued that judges should defer to his decisions, even when courts conclude he exceeded his ...

Americans are “finally waking up to the fact that the government has been lying to us,” Elizondo said about disclosure.

They are all signatories to the so-called Moon Agreement of 1979, formally known as the "Agreement Governing the Activities ...