When you look up at the night sky, it’s natural to wonder: What is everything around me actually made of? From the glittering stars to the empty space between galaxies, the cosmos is a blend of familiar stuff—and a whole lot of mystery. In this post, we’ll break down the three main components of the universe, explain why they matter, and use easy examples to illustrate the strangest ingredients.
Scientists have just detected the biggest black hole collision ever seen—an epic cosmic crash that created a monster black hole 225 times heavier than the Sun! This record-breaking event is helping us unlock new secrets about how black holes grow and shake up the universe.
As the International Space Station nears retirement, many wonder why NASA isn’t building a replacement. Instead, it’s handing the torch to private companies — and paying rent. Has the world’s leading space agency lost its edge? Not at all. In fact, this bold shift might be NASA’s smartest move yet. Here’s why stepping back from ownership is actually pushing space exploration forward.