Voyager 1September 5, 1977 - Present Chintan A. Joshi
Mission Objective• The Voyager mission was designed to take advantage of a rare geometric arrangement of the outer planets occurs at every 175 years• Four-planet tour for using minimum propellant and trip time.• Four planes were Jupiter, Saturn, Uranus and Neptune• the spacecraft were built to last five years
Architecture• constructed by the Jet Propulsion Laboratory• payload of 11 instruments• has 16 hydrazine thrusters• Two antennas of s and x band• digital tape recorder (DTR)• three-axis stabilization gyroscopes to keep the probes radio antenna pointed toward Earth.
Launch Information• Launch Date: – September 5, 1977• Launch Vehicle: – Titan III• Launch Place: – Kennedy Space Center, Cape Canaveral• On-orbit mass: – 721.9 Kg
Internal Design• Voyager was designed to operate in a highly- autonomous manner• Three interconnected on-board computers• spacecraft is controlled through the Deep Space Network (DSN) located in Californias Mojave Desert.
Power• Power was provided through three Radioisotope Thermoelectric Generators(RTG).• Plutonium-238 as fuel• The 2,400 watts of heat generated about 157 watts of electric power• Can operate till 2020
Golden Record• carries a gold-plated audio-visual disc• Disc contains photos of the Earth and its lifeforms, a range of scientific information, spoken greetings from people, address of solar system on galaxy.
Current Status• Distance on 08-01-2013: – 18,500,838,259 KM(18.5 Billion KM)• Roundtrip light time from the Sun – 34:17:04 (hh:mm:ss)• First man made object which will go outside the solar system Voyager-1