In a cosmic first, scientists identified signs of early planet formation by looking deep into the gas disk around a baby star ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might have looked like in its infancy are lost to time. Taking advantage of a ...

NASA’S James Webb Space Telescope has captured direct images of a planet outside of our solar system, which is the first time it has accomplished such a feat.