Celestial Mechanics acceptable theory?

Q: Supernova A is farther away than supernova B. The brightness of supernova A will be ________ than…

A: The brightness of supernova and its distance from the observer are related as

Q: A star is observed to cross the meridian at an elevation of 67°, as seen from an observatory at a…

A:

Q: How much more luminous is the Sun viewed from Earth than from Pluto, 40.0 AU away? from Earth Lsun…

A: Luminosity follows inverse square relationship with the distance Thus, Lsun from Earth/ Lsun from…

Q: All of your friends like astronomy. Therefore all people your age like asyronomy, This is a type of

A: When all the people like astronomy it means all the people are having interest in astrophysics.…

Q: What is nebulae?

A: The  cloud of dust and gas that is known to fill up the space between stars in the solar system such…

Q: What four (4) stars are not as bright (luminous) as our Sun? JUST NAME 4 STARS THAT ARE NOT AS…

A:

Q: What is space cone?

A: In general relativity and special relativity, space cone be defined as the path of the flash of…

Q: wo identical planets orbit a star in concentric circular orbits in the star's equatorial plane. Of…

A: When planet revolves around star gravitation force provides centripetal force.

Q: Put these components from largest to smallest 1. comet 2. star 3. galaxy  4. nebula 5. planet…

A: Celestial bodies: All the objects like stars, planets, and comets floating across the vast space are…

Q: Astronomy introduction

A:

Q: The satellite Hipparcos was launched in 1989 to measure very accurate parallax angles of stars; it…

A: Parallax is a displacement of an object when it viewed along two different line of sight. Parallax…

Q: When you say "sub-word parallax," what do you mean?

A: Answer:-  Parallax is the apparent displacement of an observed object due to a change in the…

Q: late the distance of a star if you knowt

A: The formula for the distance to a star based on it apparent and absolute magnitude is: d =…

Q: 8. 2 2.

A: To meaure the main scale reading we have to observe that after which line of main scale is the zero…

Q: aerling fram Delta to star Re AM 25A 9. t Ra

A: Solution: to convert from the delta to star

Q: Apparent magnitude is the amount of light a star actually gives off O True O False

A:

Q: In your own words, describe the difference between apparent magnitude and absolute magnitude.…

A: Difference between apparent magnitude and absolute magnitude The main difference between apparent…

Q: The Hertzsprung-Russell diagram graphs stars' O brightness and temperature. O distance and…

A: Answer- brightness and temperature The Hertzsprung - Russell diagram is a graph in which we plot…

Q: To what degree are surrounding components influencing brightness constancy?

A: in this question discuss the what factors affect to brightness constancy.

Q: A 65 700 kg celestial body experiences a 1.25 N force of attraction between it and a 75 500 kg space…

A:

Q: When was your star discovered? Who discovered it (scientists? Or well-known to ancient cultures?)

A: Our star is the Sun which was well - known to ancient cultures as our solar system is centered…

Q: calculate the angular size of a Jupiter-sized planet that is located in a star system 5 light years…

A: Given information: A plant is of Jupiter. We know the diameter of Jupiter is, D=139820 km The…

Q: Stars A and B both have the same spectral class. Star A is 7 times farther away than star B. The…

A: Consider the brightness of the stars A and B be FA and FB, respectively, these luminosities be LA…

Q: What is the apparent magnitude of the sun as seen from Saturn about 10 AU away? Appear to magnitude…

A:

Q: What is the altitude of the celestial equator at its highest point as viewed from this location and…

A:

Q: List the seven main classes of stars, from hottest to coolest.

A: The hottest stars are denoted by the letter O, with the sequence progressing through B, A, F, G, K…

Q: State the Universal Flux Law

A: Given: Universal flux law

Q: Activity 1: ASTRONOMY IN THE NAKED EYE Directions: Read carefully and analyze each statement. If the…

A: Word/phrase is correct or not and if it is wrong means we have to replace by the correct word.

Q: A particular star is 4.5 × 1014 km away from Earth.    What is this distance in light-years (ly)?

A: We know  1 light year = 9.461 × 1012 kilometres

Q: What are the three characteristics we use to classify stars?

A:

Q: how is the rotation curve method related to binary stars and Kepler’s third law?

A: Rotation curves:Binary stars obey Kepler’s laws of planetary motion so that this rotation curve…

Q: Stellar distances are usually expressed in what units?

A: Given: Stellar distances

Q: What is the number of degrees between the highest (or lowest) point of the Ecliptic and the…

A: The celestial sphere is an imaginary sphere having a common center with the Earth. All the heavenly…

Q: Astronomy help please

A:

Q: High AO BO CO OD OE Low High Temperature Low Use the chart above to answer the question. Which star…

A:

Q: what is the apparent magnitude of the sun as eeen from Saturn about 10AU away?

A: The Sun’s brightness observed from the Earth can be given as, Here, LS, and DE represent the Sun’s…

Q: Earth is about 150 million kilometers from the Sun (1 Astronomical Unit, or AU), and the apparent…

A: