Voyager 1 facts
While investigating facts about Voyager 1, I found out little known, but curios details like:
The Voyager 1 spacecraft, currently more than 20 billion km from earth, is powered by a radioisotope with a half-life of 87.7 years. It has been slowly shutting down systems since 2007 to conserve energy, and by 2025 will go completely dark as it loses the ability to power a single instrument.
To calculate the position of the Voyager 1 spacecraft some 12.5 billion miles away, you only need to use the first 15 digits of the value of Pi to be accurate within 1.5 inches
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 50 of the best facts about Voyager 1 I managed to collect.
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The measly 20W signal from Voyager 1, the equivalent of a fridge light-bulb, can be distinguished from background radiation in the sky almost instantly, despite being 11 billion miles away
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After almost 40 years, Voyager 1 is less than 19 light-hours into its first light-day from Earth
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Voyager 1, the only man made object to leave the solar system, is carrying, amongst other records, a song called Dark Was The Night, Cold Was The Ground. This song is available to extraterrestrials, should they ever find it, but not available in India, Canada, or the UK on copyright grounds.
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In 39 years, 3 months and 7 days, Voyager 1 (the farthest manmade object from Earth) has only traveled roughly 19 light hours.
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Voyager 1, a spacecraft launched 40 years and two months ago, is only 19:35:13 light hours from Earth. It will reach a distance of 1 light day on Feb 18 2027.
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The Voyager 1 is still alive and well. In December of last year, it used its rockets to maneuver for the first time in 37 years
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In 2006, amateur German radio operators managed to receive radio signals from the Voyager 1 space probe, which at the time was 14.7 billion km away.
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The Voyager spacecraft gained a velocity of +35,700 mph at the expense of slowing the planet Jupiter down in its orbit by 1 foot every trillion years.
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Several spacecraft orbiting or completed flybys of Jupiter have explored Ganymede. The first mission to explore Ganymede up close was the Pioneer 10. Voyager 1 and Voyager 2 passed by in 1979 and discovered Ganymede was larger than Saturn's moon Titan which was thought to have been bigger. In 1996, the Galileo spacecraft completed a close flyby and discovered the magnetic field, while the discovery of the ocean was announced in 2001.
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The Voyager 1 spacecraft is the farthest man-made object ever in the universe, at 19.5 billion kms
What is true about voyager 1?
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Space probes have yet to reach the Oort Cloud. The inner planetary space probe Voyager 1 is currently leaving the Solar System and will reach the Oort Cloud in about 300 years and would take an estimated 30,000 years to pass through it.
The Beatles wanted to contribute "Here Comes the Sun" to Voyager 1's golden record, but couldn't secure permission from their record company. - source
Voyager 1 took 13 years to travel from Earth to just past the orbits of Pluto and Neptune. It took another 23 years to pass outside the solar system into interstellar space. - source
Voyager 1, the farthest manmade object in space, has a disc onboard meant to act as a 'message in a bottle' for aliens who might find the satellite. It contains Earth-related photos and sounds, greetings in 55 languages and works of Mozart and many other artists.
Voyager 1 will encounter a new star system in 40,000 years. - source
The Voyager 1 has reached Interstellar space and has encountered 3 "Tsunami Waves" since.
There have been four spacecraft from Earth to visit and orbit Saturn including Pioneer 11, Voyager 1, Voyager 2, and Cassini-Huygens.
Voyager 2 launched before Voyager 1 and this confused the media greatly. However, Voyager 1’s trajectory was much quicker and overtook Voyager 2 well before reaching Jupiter.
The Oort Cloud surrounding our solar system is so vast that it would take the Voyager 1 (traveling at 1 million miles per day) over 30,000 years to pass through it.