Artemis III is planned for 2027. If it stays on schedule, that's the mission that will put humans back on the moon for the first time in 55 years. The crew plans to touch down in one of 13 planned ...

The growing congestion of Earth orbit has raised risks to satellites, space stations, and long-term space sustainability. The ...

New research shows hidden Venus asteroids could unleash city-sized impacts. Learn why they’re so hard to spot and how telescopes might find them.

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...

An international study led by researchers at São Paulo State University (UNESP) in Brazil has identified a little-known but potentially significant threat: Asteroids that share Venus's orbit and may ...

NASA is tracking a bus-sized asteroid that will make a close approach to Earth today, confirming there is no threat to the planet.

A science experiment designed by Team Icarus, a group of middle schoolers from Nogales, is now orbiting Earth aboard the ...

According to NASA, “Asteroid 2024 YR4 is now too far away to observe with either space or ground-based telescopes. The space ...

Though rarely featured in public demonstrations of military capability, satellites are indispensable to the defense of America and its allies. They offer near-immediate warning of missile launches, ...

The Artemis II mission represents a major step forward for NASA and seeks to send four astronauts—Reid Wiseman, Victor Glover, Christina Koch, and Jeremy Hansen—around the Moon and back. The 10-day ...

Newly discovered comet C/2025 R2 (SWAN) will soon be gracing our evening sky. Here's how to see it and what to expect.

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.