How long the conjunction actually lasts
A conjunction is two bodies at the same ecliptic longitude, and we allow eight degrees. Uranus takes about eighty four years to circle the zodiac, so it covers only a few minutes of arc in a day. Venus averages a little over a degree a day when moving direct.
Crossing a sixteen degree band at that rate takes roughly two weeks. Everyone born inside that window has the aspect listed, which is worth saying plainly rather than presenting it as personal. What is genuinely yours is the house it falls in and the exact orb, and the house requires a birth time.
There is a complication that makes some versions much stronger. Venus turns retrograde for about six weeks every nineteen months or so, and if that retrograde period falls near Uranus, Venus can cross the same degree three times. A birth inside one of those windows carries the conjunction with unusual weight, and the widget above will show it as a very tight orb.
What the two bodies stand for
Venus in the tradition covers attraction, taste, what a person finds pleasant and how they value things. It is the part of a chart that decides what is worth having.
Uranus is read as the break in the pattern: sudden change, independence, the refusal to be predictable. It is the slowest of the three modern planets to be visible to the naked eye and the first that had to be discovered rather than simply noticed, which is part of why the symbolism attached to it is about the unexpected.
A conjunction fuses. Put together, the standard reading is taste that runs against the local consensus, attraction that arrives quickly, and a low tolerance for arrangements that have gone stale. It is the aspect most often cited in discussions of unconventional relationships, though the tradition claims a disposition and not an outcome.
Sign, house and orb
Uranus spends about seven years in a sign, so the sign here belongs to a cohort rather than a person. The house is different. The same conjunction in the fifth reads through what you make and who you are drawn to. In the second it reads through money and what you are prepared to value. In the tenth it reads through the public role.
Orb decides how much of the description applies. Inside two degrees it is a defining feature. At seven or eight, particularly if the two are in different signs, it is a note rather than a headline.
Uranus is retrograde for close to five months of every year, so a natal retrograde Uranus is the ordinary case and does not need a separate reading. Venus retrograde is far rarer and does change things, since a retrograde Venus in a chart is generally read as a different relationship to value and attraction in itself.
Keeping the claim the right size
A conjunction shared by a fortnight of births cannot describe a life. It can describe a tendency, and that tendency only becomes personal when it connects to the rest of the chart, particularly to the angles, the Sun, the Moon or the ruler of the seventh.
If Venus and Uranus sit together in a quiet part of the chart with nothing else touching them, the fair description is background. It will be true and it will not be important, and a reading that inflates it into a prediction about your relationships is doing something the technique does not support.
The check above reports the orb, the house, the sign and the direction of travel for both bodies, which is what separates your version of this aspect from the fortnight's version.
Questions people ask about this
How long does Venus conjunct Uranus last?
About two weeks when Venus is direct, because Venus covers a little over a degree a day and the eight degree orb gives a sixteen degree band. If Venus is retrograde nearby, the contact can be drawn out over months.
Is this a generational aspect?
It sits between personal and generational. It is shared by everyone born in a particular fortnight rather than by a whole generation, so it is a cohort aspect. The house is what makes it individual, and that needs a birth time.
Does it mean unconventional relationships?
That is the common reading, but it describes a disposition rather than an outcome. What the tradition claims is a taste that runs against the local norm and a resistance to arrangements that feel static, not any particular relationship history.
Why can the aspect perfect three times?
Venus turns retrograde for around six weeks roughly every nineteen months. If that happens near Uranus, Venus passes the degree, reverses over it, then passes it again, so the conjunction is exact three times.
Does retrograde Uranus matter?
Not much. Uranus is retrograde for close to five months a year, so most charts have it retrograde. It is the normal case and not a distinguishing feature of this aspect.
What makes one version stronger than another?
A tight orb, an angular house, or a link from Venus or Uranus to the Sun, the Moon or the chart ruler. Without any of those, a wide conjunction in a quiet house is a background detail.