Using a model for exoplanets of various sizes and orbiting different types of stars, Johns Hopkins University scientists show the type — and number — of molecules that are likely to form in an atmosphere.
Headaches and eye problems are common among visitors to the International Space Station.
A moderate solar flare early this week has generated charged particles that will light up the atmosphere — and could impact power grids and satellites — as early as Thursday.
A single launch pumps a relatively small amount of emissions into the atmosphere, but SpaceX CEO Elon Musk has suggested sending a million people to Mars.
Penn State researchers have developed a method for breaking down human waste and turning it into a Nutella-like spread that might be consumed by astronauts.
The device, currently being tested on mice aboard the International Space Station, is designed to deliver medication to reduce deterioration in muscle mass among astronauts — and potentially for people on Earth.
Using a technique called microlensing, astronomers detected 2,000 planets beyond the Milky Way, ranging in sizes as small as Earth's moon and as big as Jupiter.
A partnership between European and Russian space agencies called ExoMars has put a new instrument into orbit around the Red Planet that will look for signs of methane.
Better understanding of Earth's thermosphere will help researchers protect satellites and astronauts.
The combination of a supermoon, a blue moon, and a full lunar eclipse on January 31 means NASA scientists will temporarily turn off instruments aboard the Lunar Reconnaissance Orbiter. Here’s why.