Day Questions

If somebody is following a certain marja and he discovers that there is another marja who is at the same level of knowledge according to the view of members of ahl-ul-khibrah, can he choose between the two?

It is not permissible to change from the current marja unless it is proven by religious evidence that another mujtahid is more knowledgeable than him.

Is it forbidden to learn Ilm-ul-Nujoom (Astrology) in Islam?

Learning astrology is permissible, but depending on it in informing about metaphysical matters is prohibited.

During Takbeeratul-Ihram, is it obligatory to raise my hands?

It is not mandatory to raise the hands, but it is recommended.