A conjunction occurs when two planets are in the same sign and degree, or within a few degrees of each other.

A conjunction between the Sun and Mercury can lead to increased mental clarity, improved concentration, and a stronger sense of self.

An opposition occurs when two planets are in opposite signs and degrees, or within a few degrees of each other.

An opposition between the Moon and Saturn can lead to emotional instability, difficulty concentrating, increased pessimism, and relationship problems.

A square occurs when two planets are in signs that are 90 degrees apart, or within a few degrees of each other.

A square between Mars and Jupiter can lead to conflict and tension, as well as increased energy and drive.

A trine occurs when two planets are in signs that are 120 degrees apart, or within a few degrees of each other.

A trine between Venus and Neptune can lead to increased creativity, enhanced artistic abilities, and a stronger sense of compassion.

A sextile occurs when two planets are in signs that are 60 degrees apart, or within a few degrees of each other.

A sextile between Mercury and Saturn can lead to enhanced problem-solving abilities, improved communication skills, and a stronger sense of discipline.

A quincunx occurs when two planets are in signs that are 150 degrees apart, or within a few degrees of each other.

A quincunx between the Sun and Pluto can lead to relationship problems, as well as increased power and influence.

A semi-sextile occurs when two planets are in signs that are 72 degrees apart, or within a few degrees of each other.

A semi-sextile between Mars and Uranus can lead to unpredictability, as well as increased energy and drive.

A novile occurs when two planets are in signs that are 30 degrees apart, or within a few degrees of each other.

A novile between Venus and Jupiter can lead to improved relationships, as well as increased creativity and enhanced artistic abilities.