Stunning stellar explosions occur every second across the cosmos – some observable, most too distant to ever know, all of ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space. But what if the real danger comes from much smaller, barely detectable ones?

This spring, skywatchers have been treated to the captivating and unpredictable display of a new comet, called C/2025 F2 ...

For decades, many scientists have relied on the "hard steps" model to suggest that intelligent life is rare — the improbable ...