In what ways to extrasolar planetary systems differ from our own solar system?

Numerous elements play a role in the development and evolution of a solar system.

The habitable zone will be determined by the star's brightness and size.

The amount of radiation that any planets receive depends on the star's activity; some stars emit large amounts of radiation on a regular basis.

The solar system's shape is determined by the size and kind of planets. Jupiter, for example, is massive enough to affect the orbits of other planets and has the power to drive a planet out of the solar system. Other solar systems are known to contain planets that are more massive than Jupiter, and these planets will have a greater influence.

Rocky planets come in a variety of compositions; an iron core rocky planet can have a magnetic field.

Huge planets like Uranus and Neptune are ice giants composed of methane, ammonia, water, and other substances. Giant planets like Jupiter and Saturn can be gas giants primarily composed of hydrogen and helium.

A planet's temperature is determined by its distance from its sun; planets that are close to their suns will experience tidal locking.

In general, each solar system will differ in some way, and our understanding of this diversity will grow as more exoplanets are found.

In comparison to our solar system, extrasolar planetary systems may have different numbers and kinds of planets, as well as different orbits, sizes, compositions, and combinations of other celestial bodies like debris disks and binary stars.