A Stellar Dance That Shrinks Before Our Eyes
Two glowing embers left over from a fire whirl in the darkness, gradually drawing closer. With each turn, they lose tiny bits of energy that seep into the invisible ripple of space. That is exactly what the system eRASSU J060839.5−704014 looks like — a pair of white dwarfs (superdense stellar remnants) separated by a distance comparable to Earth's diameter.