China’s meteoric rise in space science and exploration—along with its new partnership with Russia—is spurring U.S. experts to reconsider a long-standing prohibition on bilateral collaborations...
The blog’s author reflects as nine years of writing undergo an evolutionary change
We have alien worlds right here in our solar system
How do you return a piece of asteroid to Earth? Practice
Building planets is an intricate process, but we’re finding clues to some new possibilities
Predictable transits and conjunctions belie a deeper story that includes our origins
It may not be smart to add more, but nature probably beat us to it anyway
What if our natural satellite didn’t exist?
Precisely when and where eclipses occur is a complicated business
The asteroid Ryugu gets its naming theme
Whatever it was, an interstellar object may have done some good
NASA's asteroid sample-retrieval mission can now really get underway
The sun’s future is going to change the status quo
We can all cast a shadow, but we don't do it often from orbit around alien worlds
Be careful what you wish for, the universe can look alive when it's not
As our robotic rovers experience a global storm on Mars it’s an opportunity to reflect on billions of dry, dusty years
A graphical review of major scientific milestones over the past four decades helps put the search for life into perspective
Stunning images from the final archive of the Rosetta comet mission
The northern summer brings some intriguing research and exciting developments
Processed images from the Akatsuki spacecraft reveal beautiful details of this strange world
