Yugas are the Seasons of the Sun (Ages)
Sirius's is in a binary star system with the Sun.
The reason why all the constellations seem to rotate around it.
Wiki: The North Star
There are phases within the orbits that determines our ages.
kinda like seasons on Earth.
There are 4 ages:
Satra Yuga: Spring
Treta Yuga: Summer
Dwapara Yuga: Fall
Kail Yuga: Winter
And each age last about 6000 years.
The precession of the Equinox takes 25772 years
We are transitioning from the lowest age (Winter) into the Golden Age (Spring)
Where everything comes back to life... And we regain all our lost knowledge.
Youtube: Kali Yuga
Great Youtube video on the Yugas, gained an entirety different perspective of Astrology.
Article: Is Our Sun Part of a Binary Star System
Scientific Explanation
Posted Mar 29, 2017, 6:16 AM UTC · edited