Organic dust forms when organic molecules, resulting from the interaction of sunlight with methane, grow large enough to tumble down to the surface of Titan. Dr. Roderiguez continued to explain that, even though this is the first-ever observation of a dust storm on Titan, the discovery is not especially surprising.
Phases and Tides. A strong initial attraction between two people, including the warm glow of new romance, can often arise from heavenly bodies other than the Moon. Chemistry involving fiery planets, such as the Sun or Mars, will often spark a romance-but what makes it truly last?
Dr. Soderblom calculated the gravity signatures both in and around 1,200 craters that had been excavated by impacting objects on the lunar far side. He then went on to compare the gravity within each crater with the gravity of the surrounding terrain. Dr. Soderblom did this in order to determine whether an impact increased or decreased the local porosity.