New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

Imagine trying to spot an object just 30 centimeters wide from hundreds of kilometers above Earth. Years ago, I remember when “satellite view” meant blurry green blobs on a screen. Now, we can see ...