NASA has confirmed that it has received a message from a spacecraft located more than 15 billion miles away from Earth. That spacecraft is none other than Voyager 1, which in 2023 began sending ...
Avi Loeb has claimed that the interstellar comet 3I/ATLAS could trace its journey to the stars in about 8,000 years.
The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...
On November 16, 1974, humans sent their first message to the stars in an attempt to contact extraterrestrials. They did this using what was then the largest radio telescope in the world, located at ...
For nearly fifty years, the Search for Extraterrestrial Intelligence (SETI) has used radio telescopes to scan the heavens for signs of alien technology. But scientists still do not agree about whether ...
Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...
On a hot November day in the tropical forest of Arecibo, Puerto Rico, amongst the croaking of coquís, the message went out. Warbling audio crackled over loudspeakers—the audible result of the work of ...