The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers ...

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called ...

American space agency NASA announced the first major science program for the Nancy Grace Roman telescope, aside from the ...

He cited the astronomical gaffe in January, when The Minor Planet Center in Cambridge, Mass., announced the discovery of an ...

In the vast, quiet theatre of deep space, not many things capture the human imagination like a traveler from another world.

Hawaii’s Gemini North telescope has captured new images of interstellar comet 3I/ATLAS with a green glow as it remerges from ...

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 ...

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

Comet 3I/ATLAS, an interstellar visitor, reaches its closest approach to Earth on Dec 19 at about 167 million miles - visible ...

Scientists are working on an accurate way of calculating the probability of finding alien life elsewhere in the universe. Astrophysicists have developed a theoretical model that could be used to ...

Hunting for alien civilizations isn't a matter of just waiting around for them to show up; it's the business of combing through enormous volumes of data to look for peculiar signals. When you purchase ...

The majority of Americans believe there there is extraterrestrial life. Aliens might marvel at earth's natural beauty but wonder why we are not protecting it.