New answers tagged space-mission
I'm just wondering how does the Probe/NASA determine the Position of the Probe? There are several things that can be directly measured from Earth, as discussed in detail at https://solarsystem.nasa.gov/basics/bsf13-1.php. I describe these briefly below. radial velocity toward/away from Earth: using the Doppler-shift of a well known downlink carrier ...
Top 50 recent answers are included