Radioisotope generators − inside the ‘nuclear batteries’ that power faraway spacecraft
Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely on the radioactive decay of elements to produce heat and eventually ...
When Disks Collide: The Violent Birth of Rogue Planets
How do rogue planetary-mass objects – celestial bodies that fall between planets and stars in size – come into existence? An ...