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Ridley Scott's The Martian, starring Matt Damon, set a new standard for hard sci-fi films with its commitment to scientific ...

The simulation hypothesis—the idea that our universe might be an artificial construct running on some advanced alien computer ...

Kuiper Belt clues, competing ideas, and how Rubin Observatory could finally reveal the hidden world soon by 2026.

"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

Autonomous free-flying robots aboard the International Space Station (ISS) frequently lose their bearings. Without gravity to distinguish up from down, even precision sensors suffer from accumulating ...

Houston, the site of mission control for astronaut training, just got two new additions from Texas. Rebecca Lawler and Anna ...

Space telescopes are typically optimized either to study a small patch of the sky across many wavelengths of light or to ...

Asteroid 2025 XM’s recent flyby offered a reminder of how closely Earth is watched for cosmic hazards. The plane‑sized object ...

The National Academies study national defense, space exploration, and international cooperation to guide peaceful and strategic progress. Explore research that guides priorities for space exploration, ...