Comet Shoemaker–Levy 9 A of the nucleus entered Jupiter's southern hemisphere at a speed of about . Instruments on "Galileo" detected a fireball that reached a peak temperature of about , compared to the typical Jovian cloudtop temperature of about , before expanding and cooling rapidly to about after 40 seconds. The plume from the fireball quickly reached a height of over . A few minutes after the impact fireball was detected, "Galileo" measured renewed heating, probably due to ejected material falling back onto the planet. Earth-based observers detected the fireball rising over the limb of the planet shortly after the initial impact.
Social media and television a sign of superficiality." Interactive media such as Amazon's Alexa and Apple's Siri have enabled computers to interact with people in human-like ways. "Computers, in the way that they communicate, instruct and take turns interacting, are close enough to humans that they encourage social responses. The encouragement is necessary for such a reaction need not be much. As long as there are some behaviors that suggest a social presence, people will respond accordingly." The exponential growth in the number of social media users between 2006 and 2016 has impacted how television shows are marketed. As well, the huge increase in