âYou let your tour guide know how you much you enjoyed the experience they provided by your tip; 15% is average. Carriage Drivers: Similar to walking tours, when you pay $85 for a horse & buggy ride in St. Augustine, itâs hard to know how much to tip.
These objects are. launched into space and orbit Earth, or. another body in space, and carry instru-. ments for collecting information and. communicating it back to Earth. There are approximately 3,000 satellites operating. in Earth orbit, according to the US Government. There are another 8,000 dead satellites and rocket. parts in orbit. Smaller orbital debris or âspace junkâ. is of growing concern as it can damage active sat-. ellites. There are currently over 20,000 pieces of. trackable debris 3.6 inches (10cm) or larger result-. ing mostly from explosions and collisions.
List of foreign satellites launched by India. India has launched 180 satellites for 23 different countries. Commercial launches for foreign nations are negotiated through Antrix, the commercial arm of the Indian Space Research Organization (ISRO). All satellites were launched using the ISRO's Polar Satellite Launch Vehicle (PSLV) expendable launch system. Between 2013 and 2015, India launched 28 foreign satellites for 13 different countries earning a total revenue of US$101 million. ISRO successfully launched 104 satellites on 15 February 2017, of which 3 satellites are Indian satellites while the remaining are foreign commercial satellites. Ninety-six satellites are from the United States, while the others come from Israel, the UAE, Kazakhstan, the Netherlands, Belgium and Germany.