TNPSC Thervupettagam
March 2 , 2018 2459 days 1146 0
  • Space X has launched the Paz mission with two experimental satellites Tintin A (Microsat-2a) and Tintin B (Microsat-2b) from the Space Launch Complex 4E at California's Vandenberg Air Force Base.
  • Space X has completed the launch of its mission using a recycled Falcon 9 rocket.
  • These two satellites, if successful will pave the way for Star link, a constellation of satellites that would provide a cheap, high speed, global Internet connection.
  • Star link will have 12,000 small satellites in two layers — low earth orbit (LEO) and very low earth orbit (VLEO).
  • The LEO constellation will provide high-speed broadband services around the world; the VLEO constellation will enhance capacity.
  • The UN Broadband Commission for Sustainable Development estimated in 2016 that 57% of the world’s population was offline.
  • Paz mission is mainly about the Spanish radar imaging satellite with applications such as border control, intelligence, military operations, environmental monitoring.
  • Satellites in LEO constellation will operate in the frequency bands of Ku, Ka and V band.
  • Satellites in VLEO constellation will operate in the frequency bands of  V band.
  • LEO located in the altitude of 1110-1325 km above the earth.
  • VLEO located in the altitude of 335-346 km above the earth.

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