The Sun orbits the center of the Milky Way Galaxy every 230 million years at a distance of 28,000 light-years. Use these facts to determine the mass of the galaxy. (As we'll discuss in Chapter Dark...

1 answer below »
The Sun orbits the center of the Milky Way Galaxy every 230 million years at a distance of 28,000 light-years. Use these facts to determine the mass of the galaxy. (As we'll discuss in Chapter Dark Matter, Dark Energy, and the Fate of the Universe, this calculation actually tells us only the mass of the galaxy within the Sun's orbit.)

Answered Same DayDec 20, 2021

Answer To: The Sun orbits the center of the Milky Way Galaxy every 230 million years at a distance of 28,000...

David answered on Dec 20 2021
122 Votes
According to Keplers third law ,
2 3
2 4
( )
a
P
G M m




Here P=230 million years
G=6.67 x 10-11 Nm2/kg2
M= mass of the sun =1.9891 x1030 Kg
a=28000 light years
substituting those values we get mass M
SOLUTION.PDF
SOLUTION.PDF

Answer To This Question Is Available To Download

Related Questions & Answers

More Questions »

Submit New Assignment

Copy and Paste Your Assignment Here
Have files?