Ninety degrees, seven degrees of orb
The square is a separation of 90 degrees of ecliptic longitude, read here with an orb of seven degrees. Both the waxing square, where Venus is ahead of Saturn, and the waning one, where it is behind, count as the same aspect, though some traditions read them with different emphasis.
Because Venus averages a full circuit of the zodiac in about a year and Saturn moves only twelve degrees or so in that time, Venus makes two squares to Saturn in a typical year, one on each side. Venus retrograde, which comes round roughly every nineteen months and lasts about six weeks, can turn one of those into a repeated pass.
There is no astronomical rule preventing this configuration. The limit that constrains Venus, its maximum elongation of about 48 degrees from the Sun, applies only to the Sun, so Venus can sit at any angle at all to Saturn.
Friction rather than dialogue
Venus in the tradition is what you find agreeable, what you are drawn towards and what you consider worth having. Saturn is time, weight and consequence, the thing that says not yet or not without paying. A conjunction of the two blends those. An opposition sets them across from each other and lets them talk.
A square does neither. It is usually described as the aspect that forces action, because the two bodies are in signs that do not understand each other and the incompatibility cannot simply be observed and left alone. Something has to give, and repeatedly.
In practice the descriptions cluster around a few themes: pleasure that arrives late or arrives with conditions attached, a habit of deferring, and a self-critical eye turned on the very things Venus governs, from taste to affection to money. None of that is a forecast. It is what the pairing has traditionally been taken to describe, and how much of it applies is decided by the details below.
The details that change the reading
Mode is the first thing to look at, because a square always joins signs of the same mode. Cardinal squares, in Aries, Cancer, Libra and Capricorn, tend to be read as fast and confrontational. Fixed squares, in Taurus, Leo, Scorpio and Aquarius, are read as entrenched. Mutable squares, in Gemini, Virgo, Sagittarius and Pisces, are read as fidgety and prone to reappearing under a new name.
Then look at which houses the two occupy. Venus in the fifth squared by Saturn in the second says something quite specific about pleasure and cost. Venus in the seventh squared by Saturn in the tenth says something else again about partnership and public role. The house pair narrows a general description down to a subject.
Dignity matters too. Saturn in Capricorn is doing what Saturn does best and the restriction reads as structure. Saturn in Leo or Cancer is a less comfortable placement and the same square reads more awkwardly.
Orb, and reading your own chart rather than the article
Orb decides almost everything about strength. Inside one degree the aspect is loud. At three or four it is present and recognisable. At six or seven it is a faint colouring that the rest of the chart will usually drown out, and a page like this one will overstate it badly.
Saturn's slowness has one more consequence worth knowing. Because it holds a small range of degrees for months at a time, everyone born in a stretch of weeks shares roughly the same Saturn position. What individuates the aspect is Venus, which moves quickly, and the houses, which depend on your birth time. Two people with the same Venus square Saturn in the same signs can have it landing on completely different areas of life.
The check above reports the exact separation and both positions, so you can see which of those cases you are in before deciding how much of this page to keep.
Questions people ask about this
What orb is used for Venus square Saturn?
Seven degrees either side of an exact 90 degree separation. That is the standard square orb used across this site. The tighter the orb, the more of the traditional description tends to apply.
Does it matter whether Venus is ahead of or behind Saturn?
Some traditions distinguish the waxing square from the waning one and read the first as building pressure and the second as pressure already met. Most modern practice treats them as one aspect. The check above will tell you which of the two you have.
Is Venus square Saturn common?
Fairly. Venus makes two squares to Saturn in a typical year because it circles the zodiac while Saturn barely moves, and Venus retrograde periods can add repeat passes. It is one of the ordinary aspects rather than a rarity.
Does this aspect mean difficulty with money?
The tradition links Venus to value and Saturn to limit, so money is one of the standard readings, particularly when the second or eighth house is involved. It is not the only one, and the houses in your own chart decide whether that thread is relevant at all.
Can Venus square Saturn ease over time?
Natal aspects do not change, since they record the sky at one moment. What changes is the transit picture crossing them, and Saturn returning to that degree every twenty nine years or so is the transit most often cited in connection with this aspect.
How does the square differ from the conjunction?
A conjunction merges the two bodies into a single mixed signature, so the caution and the appetite arrive as one impulse. A square keeps them separate and at odds, which is why it is described as demanding action rather than acceptance.