Stars & Black Holes
How Did the First Stars Form?

Have you ever looked up at the night sky and wondered how the first stars…

Stars & Black Holes
Why Do Some Stars Pulse Like Hearts?

Have you ever looked up at the night sky and noticed a star that seems…

Solar System
How Long Until the Sun Swallows Earth?

Have you ever looked up at the Sun and wondered what will happen to it…

Solar System
Why Is the Sun’s Corona So Hot?

Have you ever touched a light bulb after it’s been on for a while? It…

Stars & Black Holes
Why Is It Impossible for Light to Escape a Black Hole?

Have you ever wondered what happens inside a black hole? Black holes are some of…

Stars & Black Holes
What If Two Supermassive Black Holes Collided?

Have you ever wondered what happens when two of the biggest, most powerful objects in…

Stars & Black Holes
How Fast Do Black Holes Spin?

Black holes are some of the most mysterious things in space. They are so strong…

Stars & Black Holes
Why Are Some Black Holes Invisible?

Have you ever looked at the night sky and wondered about the mysteries of space?…

Stars & Black Holes
How Do Black Holes Die?

Black holes are some of the most mysterious things in space. They are so strong…

Stars & Black Holes
Why Did a Black Hole ‘Burp’ After 10 Years?

Have you ever heard a black hole burp? It sounds funny, but it’s real! Scientists recently…