Space has a way of making scientists throw out their textbooks. Just when astronomers think they understand how the universe ...

Propping up his one-of-a-kind photograph, Carleton Bailie pointed out dozens of comet-like fiery fragments showering across Launch Complex 17 after a Delta II rocket exploded in spectacular fashion in ...

If the fabric of the universe is a flat, rubbery sheet, Earth is a pothole that bends the fabric of spacetime into a funnel around it. But what would it be like to overcome Earth’s gravity, lift off ...

The universe is a deeply vexing place. Every breakthrough we make in our understanding of it begets more mysteries about how all this (gestures wildly) actually happened. In the new book Space ...

It’s what scientists crave—that one piece of the puzzle that doesn’t quite fit. In the 1910s, Vesto Slipher at the Lowell Observatory in Arizona discovered that many spiraling nebulae were racing away ...