Sentences with phrase «different lunar missions»
Wang and Jacobsen examined seven lunar rock samples from different lunar missions and compared their potassium isotope ratios to those of eight terrestrial rocks representative of Earth's mantle.
https://www.sciencedaily.com/ Not exact matches
Despite these vastly different time spans, their results agree with findings from the Lunar Laser Ranging Experiment that has been measuring the distance between Earth and the Moon since NASA's Apollo missions in the 1960s and has been able to monitor possible variations in G at very high precision.
«Kepler's original mission observed a small patch of sky as it was designed to conduct a demographic survey of the different types of planets,» said Ian Crossfield, a Sagan Fellow at the University of Arizona's Lunar and Planetary Laboratory, who led the research effort.