nasa
The Trump administration wants to put Americans back on the moon
Russia, the European Space Agency, Japan and China are all interested in lunar missions. For the Trump administration, “it could be a very smart international or geopolitical tool if they do it correctly,” says science journalist Loren Grush.
NASA is designing a spacecraft that could nudge asteroids out of Earth’s way
NASA’s short on spacesuits — and new ones may not be ready for upcoming missions
Dreaming of a DIY mission to Mars
NASA and high-tech billionaires aren't the only ones who want to get to the red planet.
Could there be life on Saturn’s moon, Enceladus? New research raises the possibility.
The moon has a large liquid ocean and lots of hydrogen — the fuel for microbial life.
Satellites are destined to become space junk. But in the future, we may be able to retool them.
Most satellites are engineered to last a long time, but there's no way to repair or refurbish them. They simply become obsolete. Government agencies and private companies are trying to change that.
Sea ice has hit new record lows at both poles
These are the smallest polar ice caps in the Arctic and Antarctic this time of year in the 38-year satellite record.
Two new NASA missions look to asteroids for clues about our early solar system
The Psyche mission will explore a huge metal asteroid, and Lucy will explore Jupiter’s Trojan asteroids
French and US astronauts spacewalk for space station repairs
French astronaut Thomas Pesquet and US astronaut Shane Kimbrough switched on their spacesuits' internal battery power, and walked into space to help install three new, refrigerator-sized lithium-ion batteries to upgrade the power system at the International Space Station.
NASA's Earth and climate research might be in jeopardy under Trump
There are the specific policy proposals coming out of the transition team, including one that could seriously dial back or even eliminate one of the main sources of data on the earth’s changing climate — NASA’s Earth science program.
Scientists just used Hawaii as a 'body double' for Mars
A section of the big island is roughly analogous to what Mars was like in its youth, 3 billion years ago.
Picturing the data: Scientists get new glimpses at the microscopic — and the cosmic
In recent weeks, we’ve gotten fresh perspective on electron microscope images, and Pluto
The women who made communication with outer space possible
The unsung female heroes who made the 1969 moon landing possible — we're guessing you've probably never heard about them