Space exploration and travel
We explore how powerful your laser needs to be to get noticed on Mars and beyond.
We start the year with a selection of images that look toward distant stars.
Strange alien sights from our solar system and beyond.
A round-up of the latest astronomical illustrations and a salute to Cassini.
There’s a bunch of space trash floating around Earth, it’s moving superfast, and now we have lasers to help keep an eye on it.
This month's extraterrestrial wonders include a dune-swept Martian beach, a polar view of Jupiter, and a young planetary system that seems to glare like a demonic eye.
The implications for human reproduction beyond Earth are unclear.
Scientists test materials to withstand Mars’ surface and space.
The movie gives a shout-out to Euler's Method -- a centuries-old math technique. Did it really help send astronauts into orbit?