A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

NASA has released new images of the interstellar comet 3I/ATLAS, captured by various ground and space telescopes. Officials also dismissed conspiracy theories that the comet could be extraterrestrial ...

DiskSat 不是外星科技，而是能更好塞进火箭的卫星形态实验。 NASA 最近资助了一次演示任务，把 4 颗圆盘状卫星DiskSat 送上了近地轨道。 远看像飞碟，近看就是——把 CubeSat 拍扁了。 传统方案：CubeSat（立方体卫星） ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

(KTLA) — NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks of speculation — and a full-blown online debate — over whether it could be an ...

NASA reveals high-resolution images of interstellar comet 3I/ATLAS after the US shutdown. Is it alien tech? Associate ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth this week, sparking alien theories and global interest as ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track ...