Astronomers cannot use parallax to find the distance to most st...

The parallax of the red giant Betelguese is just barely measurable and has a value of about 0.005 ar...

clarify why parallax just works for stars that r less than 200 light years away. It is because of...

What would be the parallax of Alpha Centauri if measurements were made from Mars?

Why is parallax method not useful for measuring the distances of stars more than 100 light years awa...

define the term parallax anf and state 2 ways of reducing it

Star A has a parallax angle that is 2 times bigger as star B. They both appear to be the same bright...

Astronomers think that most galaxies are centered by a Select Answer which exerts Select Answer...

astronomers think that most galaxies are centered by a Select Answer massive stars nebula large p...

According to astronomers, how many galaxies are distributed across the observable universe?(1 point)...

Question