Satyanarayana Puja is generally performed before major occasions in life, such as housewarming or marriage ceremonies. The ritual can be performed at any time of the day. Usually, this puja is performed on the eve of the full moon, or the full mood day of every month. It can be done on the 11th day of Ekadashi or Amavasya or on the day of full moon, Vaishakh Purnima, Kartik Purnima, after Sankranti or even on the day of solar eclipse. However, people perform Satyanarayana Puja at other times of the year as well, without emphasizing on these specific days.
The rituals are mainly performed on various special occasions and at the time of achievements. It is a way of expressing your gratitude to the Lord on occasions like graduation or a new job.
According to Hindu beliefs, this puja is performed in the evening. It can bring good results. However, there is no harm in performing this ritual in the morning. On the proposed day of worship, the devotees have to fast till the completion of the puja. The purpose of depriving oneself of food is to ensure that no negative thoughts or desires come to mind during or after the puja. After the puja is over, the devotees can seek the blessings of Lord Satyanarayana and break their fast by consuming the prasad.
The Satyanarayan puja is generally done before major occasions of life, such as housewarming or marriage ceremony. The ritual can be done at any time of the day. Usually, this puja is done on the eve of Purnima, or the full mood day of every month. It can also be done on Ekadasi or the 11th day after the new moon or full moon, Vaisakha Purnima, Kartika Purnima, Sankranti, or on the day of solar eclipse. However, people perform the Satyanarayan puja even on other times of the year, without emphasizing on these specific days.
The ritual is mainly performed on various special occasions and at the time of achievements. It is one way of offering your gratitude to the Lord on occasions like graduation or a new job.
According to Hindu beliefs, this puja is to best performed in the evening. It can bring good results. However, there’s no harm in doing this ritual in the morning. On the proposed day of the puja, devotees have to fast until the puja is completed. The purpose of depriving oneself from food is to ensure that no negative thoughts or desires come to mind before, during or after the puja. Once the puja is over, devotees can seek blessings of Lord Satyanarayan and break their fast by taking prasadam.
Source: https://www.satyanarayanpuja.org/when-to-perform-satyanarayan-puja.html