Assuming that the orbital period of Mars is 687 days, and that the first day of the Martian winter in its Northern Hemisphere is December 21 (Earth date), when will the vernal equinox, summer solstice and autumnal equinox be (according to Earth’s calendar)? Explain your reasoning clearly.

Q: At what time is a waxing gibbous Moon highest in the sky? 6 am Noon Midnight 6 pm O A. 9 pm B. 6 pm…

A: The Waxing Gibbous is a Moon phase that begins shortly after the First Quarter and ends when the…

Q: Why is the moon so bright?

A: Introduction: The universe is all about space and time. In the universe, several celestial bodies…

Q: Observéd Phases UI ven heliocentric módel geocentric model sun sun Earth Earth epicycle orbit not to…

A: The position of venus is between sun and earth and thus it must predict the phases of venus.

Q: The earth revolves around the sun in exactly 365 1/4 days which is equivalent to 1 year. To make up…

A: Earth revolves around the sun in =365 1/4 days Everyday has 24 hours Total hours in a year= 8760…

Q: The Moon is just entering the waning gibbous phase. In how many days will it enter the waning…

A: The moon has to travel one full while moving from a point at the beginning of warning gibbous phase…

Q: which factor has the greatest influence on the number of daylight hours that a particular earth…

A: which factor has the greatest influence on the number of daylight hours.

Q: Throughout the lunar cycle when the moon is the highest, does the time become progressively earlier…

A: When the moon is in the general direction of the Sun, it is called new moon. At this point, it has…

Q: The mean radius of earth is 6,371.0 kilometers and the mean radius of earths moon is 1,737.5…

A: Let R be the mean radius of Earth and r be the mean radius of Earth's Moon. From the given data, we…

Q: If tonight the phase is waxing crescent when the Moon rises, what will be the phase one week from…

A:

Q: If the Moon rises at 6 pm on a particular day, then approximately what time will it rise 30 days…

A: Moon's  position keeps changing so moonrise occurs 50 minutes later than the day before.

Q: As seen from the Earth, which side of the Moon is illuminated during the waxing phases?

A: Required :   Which side of the Moon is illuminated during the waxing phases.

Q: When can a total solar eclipse occur: (Give ALL correct answers, i.e., B, AC, BCD...) A) only in…

A: The total solar eclipses occur when the new moon comes in between the sun and the earth and casts…

Q: if the moon rises at a given location at 6 pm today, about what time will it rise tomorrow

A: Moon changes its position in celestial sphere as it revolve around Earth, Thus every day the rise of…

Q: If the New Moon rises when the Sun sets, at what time will the Full Moon rise?

A: Ques: If the New Moon rises when the Sun sets, at what time will the Full Moon rise?

Q: Beginning with the March equinox, describe the changing latitude of the vertical rays of the noon…

A: Change in the latitude of the vertical rays of the noon Sun during the year.     Starting from the…

Q: )    In which lunar phase do solar eclipses occur?

A: A Solar Eclipse occurs when the New Moon moves between Earth and the Sun and the Moon casts a shadow…

Q: Will the next full Moon be a lunar eclipse? Why isn't every full Moon a lunar eclipse?

A: No, next full moon will not be a lunar eclipse as the as this has two lunar moons one full on 26-…

Q: In astronomy, what is meant by "local noon"? in other words, where is the sun at "local noon"?

A: Local noon occurs when the Sun is seen exactly in the south direction.

Q: In which lunar phase do lunar eclipses occur?

A: A Lunar Eclipse occurs when the Moon passes directly behind Earth and into its shadow. This can…

Q: On November 1 at 11:00 P.M., you look toward the eastern horizon and see the bright star Mintaka…

A: Solution :-   According to the question    November 1 at 11:00 P.M. we look toward the eastern…

Q: describe the phases of the moon?

A: The phases of Moon are shown in the figure given below.

Q: If the Moon sets just after the Sun, what phase is it in?

A: At new Moon phase, the Moon rises at sunrise and sets at sunset and therefore, from Earth, it is not…

Q: What is the difference between spring tide and neap tide?

A: The difference between spring and neap tides is to be illustrated.

Q: Only some of the people on the daytime side of Earth can witness a solar eclipse when it occurs,…

A: Because the shadow cast by the Moon upon Earth is very small (the effect of the penumbra),only some…

Q: Relative to the stars, through how many degrees, arc minutes, or arc seconds does the Moon move in…

A:

Q: Describe how the seasons would be different if the Earth's axis of rotation, rather than having its…

A: If the axis is at 0°, there would be no change in distance from the sun. So there would be no change…

Q: which of the following is an accurate description of how the sun drifts annually relative to the…

A: Option (b) each day, the sun appears to drift primarily from east to west. is the correct…

Q: tonight you see the moon at midnight at its highest point in the sky. What is the phase of the moon?…

A:

Q: The number of hours of daylight in Boston is given by y=3sin [2π(x - 79)/365]  + 12, where x is the…

A: The number of hours of daylight in Boston is given by- y=3sin2π365x-79+12                      (1)…

Q: After watching the moon for several nights on a camping trip, you notice that you cannot see it…

A: It is related to lunar motion

Q: What is the difference between a sidereal month and a synodic month? Which is longer? Why?

A: A synodic month is the length of time it takes for the Moon to cycle through its phases, whereas a…

Q: How do we know that it takes the moon exactly 27 1/3 days to complete a 360° orbit of Earth (a…

A: