How we could snoop on extraterrestrial communications networks

The conditions for life throughout the universe are so plentiful that it seems reasonable to presume there must be extra-terrestrial civilizations in the galaxy. But if that's true, where are they? The Search for Extra-terrestrial ...

SETI works best when telescopes double-check each other

The Search for Extraterrestrial Intelligence (SETI) has evolved considerably in the past 60 years since the first experiment was conducted. This was Project Ozma, which was conducted in 1960 by Dr. Frank Drake and his colleagues ...

NASA's Lucy spacecraft preparing for its first asteroid flyby

NASA's Lucy spacecraft is preparing for its first close-up look at an asteroid. On Nov. 1, it will fly by asteroid Dinkinesh and test its instruments in preparation for visits in the next decade to multiple Trojan asteroids ...

Starlinks are easily detected by radio telescopes

Radio astronomy and satellite communication have a long common history. Advances made in one field have benefitted the other, and our modern era of spacecraft and mobile internet is a product of this partnership. But there ...

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