Voyager 1 has been traveling through space since 1977, and some scientists hoped it could keep sending back science data for 50 years. But a serious glitch has put that milestone in jeopardy.
InSight's end has long been in sight, with NASA warning that it would likely be inoperative by the end of the year. The lander went quiet this weekend and shared a tweet it said might be its last.
Astronomers predict that on March 4th, a piece of a rocket launched in 2015 will crash into the moon. It's believed to be first time something man-made has accidentally crashed into the moon.
Lunar lander Chang'e 4 successfully touched down on Thursday morning. China's Xinhua News published a photo it says was taken by the probe "on the never-visible side of the moon."
An "unspoken alliance" between scientists and the military had been brewing for millennia prior to Hiroshima. Neil deGrasse Tyson and Avis Lang excel at detailing this union and its possible future.
The mission includes a plan to bring a sample back to Earth. It's the first time humans have been able to study a C-type asteroid at such a close range for an extended period.
Musk's successful rocket launch is a step on the ambitious road to Mars; as with our adventurous ancestors, where we might go seems to be limited only by our imagination, says Marcelo Gleiser.
NASA plans to send people to the Red Planet in the 2030s. In the meantime, a remote location in southern Utah serves as a non-NASA training ground for the Mars-minded.
The new telescope will help discover new galaxies and will observe the hydrogen clouds from which stars and planets are born. But not everyone's happy. 9,000 locals were displaced to make room for it.