Tracking a spacecraft as it travels through space is fundamentally a problem of measuring time, we cant just pull out a ruler and measure how far away our spacecraft is. So instead, we measure how long it takes for the spacecraft to echo back a radio signal that is sent from Earth.
This page is about the voters of this citizen quote.
We're doing our best to make sure our content is useful, accurate and safe. If by any chance you spot an inappropriate comment while navigating through our website please use this form to let us know, and we'll take care of it shortly.
Share your thoughts on this citizen quote voters with the community:
Report Comment
We're doing our best to make sure our content is useful, accurate and safe.
If by any chance you spot an inappropriate comment while navigating through our website please use this form to let us know, and we'll take care of it shortly.
Attachment
You need to be logged in to favorite.
Log In