It’s a practice run for armageddon. With 3I/ATLAS days away from making its closest approach to Earth, agencies worldwide are conducting the largest and most extensive planetary defense drill — with ...

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter. When you purchase through links on ...

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. When you purchase through links on our site, we may earn an affiliate ...

The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to know. Good morning, Space Fans! As of today, we are T-2 days until the ...

The 184-panel array generated more than 42,000 kWh of clean electricity in its first six months, covering more than 80 per cent of the cathedral’s energy needs during peak times. The system has saved ...

Just hours before the interstellar comet 3I/ATLAS reaches its closest point to Earth, astronomers are getting a second look at a striking new image that reveals the object's hidden chemistry. An image ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space telescopes and orbiters have been documenting the rare visit. A mysterious ...

3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar ...