IT is easy to feel like we know nothing about our universe, and unexplained stellar objects are the most puzzling feature of ...

In the hush-hush, secretive world of space-based spy satellites, few details are publicly available — and groups like the U.S. Space Force, National Reconnaissance Office, the Central ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Engineers at NASA ...

Here’s what to know about our new, temporary celestial neighbor. Earth has a large gravitational pull. So it’s not uncommon ...

A new analysis of data from NASA’s Kepler spacecraft increases the number of habitable exoplanets thought to exist in this galaxy. A new model offers an explanation for how the Galilean ...

Your donation makes it possible for us to keep doing this important work, keeping you informed every step of the way to the November election Hurtling through space at 17,500 miles per hour and ...

The supernovae—the oldest ever identified, appearing a mere 1.9 billion years after the Big Bang—has captured the ...

In a report released on September 11, Aymeric Poulain from Kepler Capital maintained a Buy rating on Thales (0IW5 – Research Report), ...

Here’s how it works. Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in ...

International Space Station Crew Carries out Archeological Survey in Space Aug. 7, 2024 — An archaeological strategy adapted for space used daily photos to reveal how astronauts actually use ...

Wide binary stars as direct probes of the nature of gravity at low acceleration weaker than about 1 nanometer per second ...