According to The Times of India, an Indian NGO called Janhit Manch filed the public interest litigation. But as the Supreme Court of India has already ruled that astrology is a science, the Mumbai High Court dismissed the case on February 3rd 2011. So far as prayer related to astrology is concerned, the Supreme Court has already considered the issue and ruled that astrology is a science. The Court had in 2004 also directed the universities to consider if astrology science can be added to the syllabus. The decision of the apex court is binding on this court.
This incidence reflects the struggle India finds itself in: Establishing India as an urban technology and science power, while large parts of the population are strongly religious and believe in astrology (including Supreme Court judges).
Read more here: Short Sharp Science: Indian court considers astrology a science