The relatively nearby planet GJ 1132b may have an atmosphere despite being baked to a temperature of around 450 degrees Fahrenheit. . Answer (1 of 2): The surface of Mercury looks much like Earth's moon. Earth Sciences questions and answers. Almost all the planets travel around the Sun in nearly perfect circles. Mars has a very thin atmosphere that is mostly carbon dioxide. Question. Secondly, a body has to have developed a spheroidal shape. Weegy: MERCURY - has no atmosphere, which prevents erosion. A. Mars B. Mercury C. Neptune D. Uranus E. Venus 12 Because it is so close to the sun, it can be very hot. 0 votes . Explanation: The inner planets Mercury and Venus have no moons. Get Answers Chief of LearnyVerse. PLAY. The terrestrial planets must have been warmer and more volcanically active when they were younger. Note: A planet is a big body that revolves around a star. Mercury Mercury is the smallest planet it is only slightly larger than Earths moon. Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune.It was the first object discovered in the Kuiper belt and remains the largest known body in that area. Take Venus for example; its the hottest planet in the solar system solely because it has a very thick atmosphere that retains all of the that it receives from the Sun. Explanation: Mercury is the only planet which doesnt have an atmosphere as such. Does Mars have an atmosphere? A thick atmosphere made mostly of carbon dioxide covers Venus trapping heat and raising surface temperatures. APEX=MERCURY has no atmosphere. What planet has a very slow rotation compared to its revolution around the sun (less than 2 days per year)? Pluto was once considered to be a planet, but it is now considered to be a dwarf planet. Asked 258 days ago|10/29/2021 12:30:41 AM. First, a body has to have established a stable orbit around the Sun. Explanation: Planet Mercury. A lot of astronomy people like to think of the Solar System been made up in two parts We have the Inner Solar System which has Mercury, Venus, Earth and not forgetting Mars. Which planet has no atmosphere, which prevents erosion? MERCURY has no atmosphere, which prevents erosion. Dead planets themselves have no atmosphere, very low gravity, and no fauna or flora to speak of. What planet has virtually no atmosphere. Earth is the only planet with one moon. Only five natural satellites have been discovered orbiting Pluto. 0 Answers/Comments. But this is the first time scientists have been able to nail down whether an Earth-sized, terrestrial planet outside our solar system has an atmosphere. A. y A thick atmosphere made mostly of carbon dioxide covers Venus See also what is carbon fixation and how does it relate to photosynthesis Is Pluto mars. It has a lot of impact craters. We dont know if life exists on these planets. These are closest to the sun and are called the terrestrial planets simply The temperature on Plutos surface is about -230 degrees Celsius! To our eyes, the sky would be hazy and red because of suspended dust instead of the familiar blue tint we see on Earth. Question and answer. See also what is carbon fixation and how does it relate to photosynthesis Is Pluto planet in our solar system? Mercury. Mercury, in comparison, has barely any atmosphere at all, and even though its much closer (321k points) answered Sep 11, 2021. All planets have a core mass of 3 M and an envelope of 10 3 M . (outgassed) through volcanic eruptions. A. Neptune B. Mercury C. Mars D. Uranus. The inner planet _________ has no atmosphere. The first civilization known to have a functional theory of the planets were the Babylonians, who lived in Mesopotamia in the first and second millennia BC. answered Jul 24, 2019 by Nidhi Sinha (66.0k points) selected Jul 24, 2019 by AaditriSharma . Thousands of bodies meet this condition. Short answer: Mercury. Terrestrial planets also have a molten heavy-metal core, few moons and topological features such as valleys, volcanoes and craters. Technically speaking it does have an extremely thin atmosphere but it's so thin that for all Planet has almost no atmosphere? Pluto (a dwarf planet) may have an appreciable atmosphere, but perhaps only when its highly elliptical orbit is closest to the Sun. "This planet has a large iron core, a heavily cratered surface, and no atmosphere." Long answer: Mercury is the only planet in our Solar System that has no substantial atmosphere. MERCURY has no atmosphere, which prevents erosion. What does a planet with no atmosphere mean? Mercury has no atmosphere due to solar winds. Updated 258 days ago|10/29/2021 1:35:01 AM. B. comet. t Object]User: . Best answer (d) Mercury is the planet among the given options which has no atmosphere. The hottest planet is Venus.) This answer has been confirmed as correct and helpful. But these planets fit the mold for the Earth-like planet wish list. It seems obvious why mercury has no atmosphere, given its proximity to the sun--but yet Venus is also fairly close, and has an extremely dense atmosphere. Mercury - has no atmosphere, which prevents erosion. ___________ has ice caps, which change in size with the seasons and is the most Earth-like. The planet that has a very thin atmosphere is Mars. New answers. Log in for more information. When a body is sufficiently large and massive, gravity will mold it into a spheroid. mercury was named for the messenger of the gods because it takes ______ days to orbit the sun. Because it is so close to the sun, it can be very hot. Mars has almost no atmosphere. A. Mars B. Mercury C. Neptune D. Uranus E. Venus 11 Which planet has virtually no atmosphere? After Pluto was discovered in 1930, it was declared the ninth planet from the Sun. Does all planets have atmosphere? Uranus B. Neptune C. Mercury D. Mars. ask related question. However, beginning in the 1990s, its status as a planet was The planet which has no atmosphere is A. Venus B. Mercury C. Mars D. Earth. A. Uranus B. Neptune C. Mercury D. Mars. 0. Which planet (s) have no atmosphere? Atmosphere. Updated 258 days ago|10/29/2021 1:35:01 AM. Pluto is very small, only about half the width of the United States and its biggest moon Charon is about half the size of Pluto.. it may have no atmosphere, at all. (But Mercury is not the hottest planet in the solar system. Mercury do,not have appreciable atmosphere. 2 shows how the atmosphere structure evolves in 3 planets from 50 Myr to 5 Gyr. If there was a substantial atmosphere present on the planet, then the hot air from one side would generate winds that transfer heat across the planets surface. It does have an extremely thin atmosphere, but most of the molecules which could make up the atmosphere of Mercury are blown away by solar winds and the lack of gravity on the planet. Question. Mercury has almost no atmosphere. Mercury Which does not have an atmosphere? The rocky planets which has Well-developed atmosphere are. A. Neptune B. Mercury C. Mars D. Uranus. Jupiter, Saturn, Uranus, and Neptune are gas/ice giants with primarily Hydrogen and Helium atmospheres. The planets minimum troposphere temperature is 49 Kelvin (minus 224.2 degrees Celsius), making it even colder than Neptune in some places. Pluto fulfills this condition. Mars has two moons though there is evidence that they are breaking up and in a few million years Mars will have no moons. The formation of dark matter planets would explain why no dark matter has turned up in our experiments. Log in for more information. Explanation: Mercury is the only planet which doesnt have an atmosphere as such. Which inner planets has no atmosphere due to solar winds. Because it is so close to the sun and has no atmosphere, Mercury has the greatest variation in surface temperature of all planets in our solar system. . On the night side, the side of the planet away from the sun, temperatures drop as low as -200 degrees Celsius, or -300 Fahrenheit, the temperature of liquid nitrogen. User: 2. It is the farthest planet from the Sun and the smallest planet in our solar system. On its sunny side, Mercury can reach a scorching 800 3. Weegy: MERCURY - has no atmosphere, which prevents erosion. "This planet has a solid, cratered surface, which is alternately very hot and very cold, and it has no atmosphere." do not have any appreciable atmosphere. Search for an answer or ask Weegy. Which of the planets fits this description? The gases include Hydrogen Helium and Oxygen. The atmosphere on Mars is mostly made of carbon dioxide. comment. class-12; universe; Share It On Facebook Twitter Email. Among the 2,000+ planets, the Kepler mission discovered 3 super Earth-size planets (Kepler-62f, Kepler-62e, and Kepler-62c) in the habitable zones of their stars. 1 Answer. Pluto is a dwarf planet that lies in the Kuiper Belt, an area full of icy bodies and other dwarf planets out past Neptune. A planet with no atmosphere is? Which planet has no atmosphere, which prevents erosion? The oldest surviving planetary astronomical text is the Babylonian Venus tablet of Ammisaduqa, a 7th-century BC copy of a list of observations of the motions of the planet Venus, that probably dates as early as the second Mercury is the only planet which doesnt have an atmosphere as such. 1 Answer. There are 8 planets and over 160 moons in the solar system. A nearby, rocky exoplanet may be just a plain rock with no atmosphere supporting a theory that planets orbiting small stars are more susceptible to lacking an atmosphere. Score 1. So far, the Kepler mission has confirmed over 2,000 planets. The planet has virtually no atmosphere. Mercury does not have atmosphere. On the other hand Venus has a very thick atmosphere. Thus, Mercury fits into the description. It is an inner planet. It has rocky surface and has no moon and no atmosphere. It is composed of mainly iron. Jozeal. Uranus gets its signature blue-green color from the cold methane gas in its atmosphere and a lack of high clouds. It does however have what is known as an exosphere which are gasses captured from the solar wind and also released from the planets surface. They have higher amounts of resources for players to gather than other planets, including rusted metal. What does a planet with no atmosphere mean? Of these, the planets Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune have significant atmospheres. The planet in question, LHS 3844b, was discovered in 2018 by NASAs Transiting Exoplanet Survey Satellite, TESS, and was measured to be about 1.3 times larger than Earth. The User: 2. Terrestrial planet with a thin carbon dioxide atmosphere? Our moon is another example of extremely thin atmosphere. The top of Jupiters atmosphere, for example, For example, they have found planets with one side permanently facing their star and the other permanently in shadow a planet where clouds of different compositions might be visible, depending on the side observed. venus. Mars has a thin atmosphere made up mostly of carbon dioxide, nitrogen, and argon gases. Through observations by New Horizons, it has been revealed that Plutos upper atmosphere to be far colder than expected, 70K or -203.15 degrees Celsius. Supplementary Fig. A planet like Mercury has essentially no atmosphere. Dwarf planets like Pluto fulfill the first two criteria but not the last. Venus; Earth; Mars; Jupiter; Saturn; Uranus; Neptune; What is atmosphere? There are no comments. Pluto. The atmosphere of a planet can vary a lot, and it can make a massive difference to the weather on the planet. Asked 258 days ago|10/29/2021 12:30:41 AM. A small, rocky particle that moves through space and strikes a planet or moon is referred to as a/an A. impact crater. No. All the other planets in our Solar System have atmospheres very different from ours. For example, Mercury has hardly any atmosphere, Venus has a thick atmosphere consisting mostly of CO2, and Mars has a thin atmosphere. No other planet in the Solar System has significant oxygen in its atmosphere. The gas giants have thick atmospheres mostly of hydrogen and helium. The surface of Mercury looks much like Earth's moon. If there was a substantial atmosphere present on the planet, then the hot air from one side would generate winds that transfer heat across the planets surface. On its sunny side, Mercury can reach a scorching 800 degrees Fahrenheit! Titan is a large moon with an atmosphere thicker than Earth's, and then Triton, a more distant large moon, has only a tenuous Nitrogen atmosphere. Added 6/2/2021 8:05:29 PM. Mercury has almost no atmosphere. In conclusion, The Does all planets have atmosphere? Search for an answer or ask Weegy. It has a thin atmosphere and it doesnt have any moons. Earth is the only planet with one moon. Therefore, the Earth never had a primitive atmosphere of any significance. Yes. There are no new answers. 88. The atmosphere is divided into about 20 regularly spaced haze layers up to 150 kilometers high, or about 93 miles. B. Its winds move backward at the equator, blowing against the planets rotation.

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