Which Markab and which Algenib?
Markab:
Algenib:
Generally it is not possible to determine the distance between two stars as although they may look to be in a straight line, there may be thousands of light years in depth between them
140 light-years.
340 light years away
No, if you can measure no parallax, the star is far away - further than a certain distance.
How far away the star is.
No. A star with no visible parallax is far away.
yes sometimes
5000 miles
Far
In still out there... far, far away
Barnard's Star is approximately 6 light years away.
It is a fictional galaxy "Far, far away"
No it is "A long time ago in a galaxy far far away"
If a star IS very bright but LOOKS fairly dim, it must be far away.
The observer.
Please specify the star you're asking about.
666 Lightyears
204.5 light years away.
No, if you can measure no parallax, the star is far away - further than a certain distance.
Barnard's Star is about 6 light years away.