Satellites visible from Navi Mumbai (19.0330°N, 73.0297°E) tonight, with the IST start time, direction, peak height and brightness of each pass. A pass is listed only when the satellite clears 10°, is sunlit, your sky is dark and it reaches about magnitude 4.5.
Navi Mumbai sits low on the east shore of Thane Creek, backed by Parsik Hill and the Kharghar plateau. Its creek-side wetlands show what lighting does: BNHS linked flamingo deaths near DPS Lake in Nerul to new LED lights on an elevated road and recommended low-pressure sodium lamps instead.
Rain arrives with the Mumbai monsoon around 11 June and usually ends by 8 October. December to February give the driest, clearest nights of the year.
Stargazing Mumbai, an amateur group, runs star parties at Bhandardara in the Sahyadris and has also used Dehene and Mahuli, nearer the city.
No planetarium yet: the municipal Science Park in Nerul was still being built at last report. Khagol Mandal has held sky events at Wonders Park next door.
The ISS is the brightest at magnitude -3 to -4, followed by China's Tiangong station, large Earth-observation satellites, spent rocket bodies and Starlink trains in the days after a launch. GPS and NavIC satellites orbit too high to see with the naked eye.