NASA lander makes first direct observations of another planet’s core
The InSight lander was sent to Mars to study the planet’s interior, mostly by way of marsquakes
Mysterious near-Earth asteroid Phaethon just got even weirder
New observations of the rock show its comet-like tail is not made of dust, possibly altering the origin story of the Geminid meteor shower
Mysterious light over Kyiv may finally be explained (videos)
NASA denied it was their satellite. Ukraine’s air force said it wasn’t a Russian missile. So what was it?