Tag: famous space scientists and astronauts

India launched its own navigation satellite system called NAVIC (Navigation with Indian Constellation) or IRNSS. This provides independent positioning capability similar to GPS. Space satellites and rockets are categories of satellites, not specific types that India 'recently' launched. NAVIC represents India's achievement in autonomous navigation technology.

Space pollution, or space debris, consists of both natural objects like meteoroids and man-made objects like defunct satellites and spent rocket stages.

Space pollutants include various forms of orbital debris, often referred to as space junk, which consists of non-functional man-made objects.

Satellites act as relays in space, receiving signals from Earth stations and retransmitting them to other locations, serving as the primary medium for space communication.

A.  The point closet approach to earth

The point in the orbit of an object (as a satellite) orbiting the earth that is nearest to the earth.

The Satish Dhawan Space Centre (SDSC) is located in Sriharikota, which is in the state of Andhra Pradesh.

Sriharikota is the primary spaceport of India and is located in the state of Andhra Pradesh.

India's first satellite, Aryabhatta, was launched on April 19, 1975, using a Soviet Kosmos-3M rocket from Kapustin Yar.

The Thumba Equatorial Rocket Launching Station (TERLS) was the first rocket launching station established in India, located near Thiruvananthapuram.

The geoid is a shape like the surface of the Earth. The geoid is the shape that the surface of the oceans would take under the influence of Earth's gravitation and rotation alone, in the absence of other influences such as winds and tides.

Geoid means like shaped.