Musk’s goal for his Mars colonization program “is to become a space-faring civilization and a multi-planet species,” as an ...

A fleet of ball-shaped rovers could drift across the Martian surface like tumbleweed, driven simply by the wind.

Perseverance represents more than a machine. It is a proxy extending humanity’s senses across millions of miles to an alien ...

With a low but notable chance of hitting our moon this asteroid is in the sights of scientists. A city-block-sized asteroid ...

Something strange is moving through our solar system — and scientists are scrambling to figure out exactly what it is.

In case you hadn’t noticed, we live in a dangerous world. While our soft, fleshy selves are remarkably good at absorbing kinetic energy and healing the damage that results, there are very ...

Asteroid 2024 YR4, discovered last year, continues to capture the interest of astronomers. Initially, the probability of it hitting our planet was estimated at 3%, a figure which later dropped ...

The Habitable Worlds Observatory is poised to tell us whether Earthlike planets are common—if it can get off the ground ...

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure ...

This article, originally titled "The Man Who Discovered the Universe," is from the Summer 2025 issue of Air & Space Quarterly ...