How do typically wind speeds in Jupiter's atmosphere compare to typical wind speeds on Earth? how does cratering vary among the Galilean moons? A lot of these hot Jupiters are much larger than our own Jupiter, which is often attributed to radiation from the star heating and expanding their gas layers. earth-sized hurricane. Which of the following is a real piece of evidence pointing to geological activity on Pluto? It kicked out many comets from the inner solar system through gravitational encounters, thus limiting the number objects that could potentially hit the inner planets. As mentioned above, Jupiter is 2.5 times as massive as all the other planets in the solar system combined. So why is Jupiter a planet and not a star? When do comets generally begin to form a tail? How does Jupiter's core compare at Earth? what does Jupiter's flattening tell us about its interior? Which of the following properties can inferred from the star's orbital period? T/F: Jupiter likely formed first since it is the largest Jovian planet and closest to the Sun, are continually supplied with new particles by impacts with small moons. What best describes the general patter of composition among the four Jovian planets? All gas giants form far from their star but then some migrate inwards. What does Jupiter have three distinct layers of clouds? _____have undergone differentiations in larger asteroids. Uranus and Neptune have methane clouds but Jupiter and Saturn do not. Ceres / ˈ s ɪər iː z / (minor-planet designation: 1 Ceres) is the largest object in the main asteroid belt that lies between the orbits of Mars and Jupiter.With a diameter of 940 km (580 mi), Ceres is both the largest of the asteroids and the only dwarf planet inside Neptune's orbit. They went from goofy oddballs to … normalcy. Lakes of liquid water in the warmer equaltorial regions. Which is not a piece of evidence supporting the idea that Europa may have been a subsurface ocean? How do astronomers think Saturn generates its internal heat? This keeps them from lumping together and forming a planet In fact, it tends to make the asteroids break apart when they collide, Halley's comet is name after the English scientist Edmund Halley because he, calculated its orbit predicted that it would return in 1758. According to our theory of solar system formation, why did Uranus and Neptune end up to be much less massive than Jupiter and Saturn? so … The light stripes are regions of high clouds, and the dark stripes are regions where we can see down to deeper darker clouds. your meteorite is a fragment from the ore of a large asteroid that shattered in a collision. Jupiter is one of the brightest objects visible to the naked eye in the night sky and has been known to ancient civilizations since before recorded history. rotates very rapidly; possible to infer large rocky core. All gas giants form far from their star but then some migrate inwards. First off, you should know that Jupiter does not have a hard, rocky surface like the one we have here on Earth. It probably formed as a result of a giant impact. A typically meteor is created by a particle about the size of a, A spacecraft traveling through the asteroid belt has a high risk of being destroyed through a collision. countless icy particles, ranging in size from dust grains to large boulders, Any particle in the ring with an orbital tilt would collide with other particles, flattening its orbit. Read on to learn how Jupiter came achingly close to being its own star. Not all auroras are created equal. Why Does Jupiter Have the Great Red Spot? Galileo: geology of moon europa, magnetic fields on Ganymede, water vapor, lightning, and auroras on Jupiter. While that debate goes on, a subtler question arises about how influential Jupiter was in the early Solar System. Neither the asteroid belt nor Oort cloud exist. They're probably pretty rare; the current list contains a lot of them, because for a few years "hot Jupiter" type systems were the only ones that could be detected. The short period means that hot Jupiters are very close to their host stars, usually less than 0.1 AU, one tenth of the distance between the Earth and the Sun. If so, why can't they be detected? Saturn, where it generates heat as it falls downward. Why isn't there a planets where the asteroid belt is located? severity and quantity of craters depends more on crust renewal than location. Temperatures on Jupiter and Saturn are too high for methane to condense. Which of the following is not due to tidal forces? Which of the following best explains why Jupiter's density is higher than Saturn's? it would have only one tail instead of two, When we see a meteor shower, it means that, Pluto orbits the Sun exactly two times for every three Neptune orbits. What do we mean by a "hot Jupiter"? Suppose that our Sun was cool enough to include Mercury in its habitable zone. Which of the following best explains why we see horizontal "stripes" in photographs of Jupiter and Saturn? They're probably pretty rare; the current list contains a lot of them, because for a few years "hot Jupiter" type systems were the only ones that could be detected. Jovian moons are made mostly of ice that can melt or deform at lower temperatures than can the rock and metal that make up the Moon and Mercury. “So, the atmospheres of hot jupiters are very exotic, by solar system standards. Which of Jupiter's moons has the strongest evidence of an ocean? Particles in the solar nebula were more spread out at greater distances, so that accretion took longer and there was less time to pull in gas before the solar wind cleared the nebula. Their rapid rotation flings the mass near the equator outward. The expected lifetime of a massive star is too short to allow for the evolution of complex life, It has a different composition than Saturn, including a higher proportion of hydrogen compounds and rocks, T/F: Process of science: A prediction based on Newton's theory of gravity led to the discovery of Neptune. Jupiter is made up of hydrogen and helium, and has no defined outer surface. Triton orbits Neptune in a direction opposite that of Neptune's rotation, -double ridged surface features strongly suggest a subsurface ocean below, -most distant from Jupiter of these four moons. And another. cracked, icy surface. Planets come in a wider range of types than the planets in our solar system. First off, you should know that Jupiter does not have a hard, rocky surface like the one we have here on Earth. Different layers represent clouds made of gases that condense at different temperatures, alternating bands of rising and falling air at different latitudes. Jupiter’s auroral glow is much stronger than Earth’s, so researchers assumed it was caused by the same process that generates our planet’s brightest auroras. its density would increase, but its diameter would barely change. The asteroids belt lies between the orbits of Mars and Jupiter. Searching for Earth-like planets in alien solar systems with "hot Jupiter"-type worlds may be fruitless, a new study suggests. Heat and pressure is so great near the core, that liquid hydrogen is compressed into a "metallic" state with properties in many ways similar to those of a liquid metal. Then half a dozen more. Hot Jupiters migrate in from the outer regions of the solar system, taking out any small planets in their way. NASA's Juno spacecraft is currently studying the gas giant planet from orbit. Surface regions that suggest glacial movement of frozen ices of nitrogen and methane. Atmospheric loss. Jupiter - Jupiter - Cloud composition: Jupiter’s clouds are formed at different altitudes in the planet’s atmosphere. yes, by measuring both the star's orbital period and its change in velocity over the orbit, The reason that most extrasolar planets are found close to their parent stars is, the amount and frequency of the star's motion are both higher, Based on what we know about our solar system, the discovery of hot Jupiter's came as a surprise to scientists because these planets are, Only supports sudden cause of demise of the dinosaurs, Consistent with gradual cause of demise of the dinosaurs, The change in fossils at the KT sediment layer suggests that in addition to the dinos ______also went extinct, abut 3/4s of all species living at the time. Jupiter '' reflection, along Jupiter 's atmosphere compare to typical wind on. Temperatures of Jupiter 's core greater than the atmospheric blanket closer to the interior general... 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