What did CENTCOM mean when it declared space superiority over Iran? Joint and Space Force doctrine give different answers, ...

What if our biggest idea about reality is built on a hidden misunderstanding? A new philosophical look at space-time challenges the popular view that the past, present, and future all exist together ...

Explore how World Space Week 2026 Google Doodle artwork spotlights the Carina Nebula and Rosebud Nebula images.

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...

If you’ve seen illustrations or models of the solar system, maybe you noticed that all the planets orbit the Sun in more or less the same plane, traveling in the same direction. But what is above and ...

A gravity-defying competition that brewed in the background of geopolitics for decades is now roaring to the forefront — with China demonstrating rapid advances in space technology and the United ...

Log-in to bookmark & organize content - it's free! Ted Spitzmiller explains the meaning of space and how it has evolved over time. Ted Spitzmiller explains the meaning of space and how it has evolved ...

The United States has acknowledged deploying space weapons in orbit of the Earth. US Air Force Secretary Troy Meink confirmed on Monday that the so-called “space control weapons” would be used to ...