Looking at our understanding of the universe beyond Earth
The screen saver helped scientists search for extraterrestrial life-and made the early web feel like a more idealistic, collaborative space.
The brightest parts of the world are getting brighter–light pollution is on the rise around the globe.
Imagine some scientists from NASA are meeting with the president of the United States. There’s a piece of space coming toward us; it is rocky, and icy, and big, and the risk of it hitting the Earth is much larger than anyone is comfortable with. Even if there’s time to act, there won’t be much […]
The collaboration between NASA and artists stretches right back to the start of the space program.
To suggest that space is a harsh environment is an understatement. It’s a place of extreme and unusual temperatures, unpleasant atmospheric toxins, and it’s lacking in the resources to which humanity has become accustomed. Actually, doesn’t that sound a bit familiar? Planet Earth can be a harsh environment, too. The fundamentals needed to support life–air, […]
The first Martians will face an intimidating task in establishing humankind’s first outpost on another planet
Technical and engineering obstacles are solvable when it comes to interplanetary colonization–the real challenge is governance.
With the rise of nationalism around the world, is international cooperation in space doomed?
Around the world, a community of amateurs is designing, building, and launching their own rockets into space.
Space does very, very, very bad things to the human body.
What will the teachers and classrooms of space look like? What skills will they focus on?
We could easily expand to other worlds using asteroids for resources–if we don’t kill ourselves first.
The commercialization of space raises some uncomfortable questions about exactly where profits are going.
When it comes to building property on other worlds, robots are by far the best choice.
With private companies setting their sights on other worlds, space architecture is a growing industry.
If and when humans move to Mars, some of our most important machines will not be robotic–they’ll be biological.
Art and space are natural bedfellows.
What to read if you want a crash course on human exploration of the heavens.
Space is largely unregulated–and one man thinks he’s worked out how to claim Mars before anyone else.
Earth is doomed! Once we’ve run out of room and resources on our planet, where should we go?
Where can we live other than Earth?
How missiles almost revolutionized the world’s postal services.
Meet Konstantin Tsiolkovsky, father of the space elevator.
Sometimes the most important scientific discoveries aren’t the ones that were intended.
A virtual reality app brings stargazing to any place, any time.
Helping space probes by seeing whether they’ll need a coat once they’ve traveled billions of miles.
The battle against light pollution is on.
How small cube satellites are offering even schoolkids the chance to explore beyond Earth.
How one company saved Argentina’s space program.
Every probe we send out into space will eventually finish its mission–so what happens next?
How decades and centuries of telescope improvements have revealed more of the heavens.
Happy birthday to an astronomical wonder.
The Cities at Night project uses photos taken from the ISS to study the problem.
From Ancient Egypt to Comet 67P, communicating with people far in the future is a challenge.
If you want to get something into space using a big gun, then John Hunter’s the person to talk to.
Humans long settled on rockets as the best way to get into space. But we spent a long time experimenting with giant space guns first.