Voyager 1 crosses the termination shock at about 94 AU
node
The spacecraft passed through the surface where the supersonic solar wind is abruptly slowed against the pressure of the interstellar medium, and entered the heliosheath. This was not the edge of the Sun's influence but the first of its boundaries; another eight years of travel lay between this crossing and the heliopause.
A node is not a place. Drawing it on a map would assert something about the world that no stored fact supports.
Read in · 1
Timeline
No dated observations are stored for this object. Atlas shows what was observed and when — it does not infer a history.
Connections · 3
- Termination shockconcerns
- Voyager 1concerns
- Solar windconcerns
Assembled narrative · 1
Assembled from 50 blocks · 1 evidence · 65 related
- Story
- The spacecraft passed through the surface where the supersonic solar wind is abruptly slowed against the pressure of the interstellar medium, and entered the heliosheath. This was not the edge of the Sun's influence but the first of its boundaries; another eight years of travel lay between this crossing and the heliopause.
- Knowledge
- Voyager 1
- Solar wind
- Termination shock
- Voyager 1 crosses the termination shock at about 94 AU
- Connections
- Termination shock
- Voyager 1
- Solar wind
- Solar wind
- Heliosphere
- Voyager 1 crosses the termination shock at about 94 AU
- Voyager 2 crosses the termination shock at about 84 AU
- The Grand Tour alignment
- Voyager 2
- Multi-Hundred-Watt radioisotope thermoelectric generator
- Titan
- NASA Deep Space Network
- Gravity assist
- Jet Propulsion Laboratory
- Launch Complex 41, Cape Canaveral
- Jupiter
- Saturn
- Titan
- Voyager high-gain antenna
- Plasma Wave Subsystem (PWS)
- Titan IIIE-Centaur
- Edward C. Stone
- The Voyager Golden Record
- Carl Sagan
- Pale Blue Dot
- The full Grand Tour is cancelled and rebuilt as a two-spacecraft mission
- Voyager 1 launches
- Voyager 1 closest approach to Jupiter
- Active volcanism found on Io
- Voyager 1 passes Saturn and Titan, and leaves the plane of the planets
- Voyager 1 photographs the solar system from outside it
- Voyager 1 crosses the termination shock at about 94 AU
- Voyager 1 crosses the heliopause at 121.6 AU
- The 2012 crossing is confirmed from plasma oscillations
- Voyager 1's cosmic ray subsystem is switched off
- Voyager 1's low-energy charged particle instrument due for shutdown
- Voyager 1 reaches one light-day from Earth
- Heliosphere
- Termination shock
- Voyager 1 crosses the termination shock at about 94 AU
- Evidence
- Voyager 1 crossed the solar wind termination shock on 16 December 2004 at about 94 AU and entered the heliosheath. V55 verification basis: NOT CHECKED IN THIS RUN. The session's search budget was exhausted before this crossing could be searched and the publisher domain is blocked; the citation is given from standard mission record without page numbers precisely because they were not confirmed. A curator must verify the date, the distance and the citation before publication.
Observed changes · 0
No public Signals are attached to this object. Signals show what changed and when it was observed — never a direction or a rank.
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