Carolyn Collins Petersen
NASA is One Step Closer to Deploying Fission Reactors on the Moon
What's the most important thing you need to live and work on the Moon? Power. For NASA's upcoming Artemis program,…
Half the Entire Sky, Seen in X-Rays
There's an old trope in science fiction about someone suddenly getting X-ray vision and looking through solid objects. It turns…
The Aftermath of a Recent Galactic Merger
NGC 4753 is a prime example of what happens after a galactic merger. It looks like a twisted mess, with…
The Space-Based Gravitational Wave Observatory LISA Gets the Green Light
The science of studying gravitational waves just got a big boost thanks to the European Space Agency. Its science program…
NASA Gives us an Update on its Long-term Plans for the Moon and Mars
Going to Mars is a major step in space exploration. It's not a quick jaunt nor will it be easy…
The Moon is Still Shrinking, Explaining Why it Still Has Landslides
Although our Moon formed 4.5 billion years ago, it's still evolving. The interior continues to cool and its orbit is…
This is the Oldest Black Hole Ever Seen
There's an incredibly ancient black hole out there that's challenging astronomers to explain how it could exist only 400 million…
Diamond Rain on Ice Giants Could Influence Their Magnetic Fields
Imagine Jupiter with a diamond core the size of Earth. That's what science fiction author Arthur C. Clarke described in…
A Primordial Dark Matter Galaxy Found Without Stars
There's a galaxy out there without apparent stars but largely chock full of dark matter. What's that you say? A…
Black Holes and Neutron Stars are Finally Linked to Supernovae
Everybody knows that the explosive deaths of supermassive stars (called supernovae) lead to the creation of black holes or neutron…