Sentences with phrase «large orbital drifts»
Not exact matches
Planet «c» or «2» - A residual drift in the radial velocity data over several years suggest the presence of an even larger planet in an outer orbit, at about 3.73 AUs from 47 UMa (between the average orbital distances of Jupiter and the Main Asteroid Belt in the Solar System).
http://members.nova.org/
As you mentioned gravity changes due to many causes, also orbital drift and large guesses with potential biases make the estimates of total ice volume have very large error bars.