Stellar activity and plasma turbulence could distort narrow radio signals before they leave their home planetary systems, potentially explaining part of the long silence in the search for ...
Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.
Data from NASA’s Juno mission has revealed that the solar system’s largest planet is slightly smaller and more “squashed” than previously believed. By analyzing radio occultation data from 13 flybys ...