Detective astronomers have discovered at least one unseen alien planet, and possibly another, around a distant star by observing the odd behavior of a planet already known to orbit the same star. The ...
The atmospheres of alien planets can now be probed even if they are not illuminated by stars directly behind them, astronomers say. A new method used to scan the atmosphere of a distant "hot Jupiter" ...
The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...
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