🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.83 AU - 1.23 AU

Year: 376 Days

Day: 29 Hours

Environment

Temp: 34 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.92 AU - 1.16 AU

Year: 382 Days

Day: 27 Hours

Environment

Temp: 23 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.89 AU - 1.33 AU

Year: 421 Days

Day: 35.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.07 AU - 1.21 AU

Year: 438 Days

Day: 30.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.37 AU - 1.91 AU

Year: 756 Days

Day: 32.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.57 AU - 3.79 AU

Year: 2541 Days

Day: 12.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,057,877 km

• M1: 81,232 km (0.103 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.78 AU - 4.14 AU

Year: 2836 Days

Day: 15 Hours

Environment

Temp: -113 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,057,877 km

• M1: 454,778 km (0.097 R)

Asteroid Belt

Center: 6.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.1

Radius: 9.5

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.03 AU - 9.79 AU

Year: 8777 Days

Day: 11.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 50,057,877 km

• M1: 118,182 km (0.055 R)
• M2: 643,420 km (0.104 R)
• M3: 1,467,555 km (0.101 R)
• M4: 1,985,164 km (0.098 R)
• M5: 3,159,657 km (0.08 R)
• M6: 3,550,855 km (0.107 R)
• M7: 3,846,311 km (0.104 R)
• M8: 4,211,928 km (0.073 R)
• M9: 5,135,695 km (0.052 R)
• M10: 5,845,238 km (0.101 R)
• M11: 6,841,410 km (0.1 R)
• M12: 7,301,274 km (0.028 R)
• M13: 7,619,319 km (0.075 R)
• M14: 7,946,639 km (0.11 R)
• M15: 8,368,954 km (0.103 R)
• M16: 8,806,228 km (0.104 R)
• M17: 10,507,754 km (0.116 R)
• M18: 12,757,706 km (0.098 R)
• M19: 14,737,485 km (0.043 R)
• M20: 17,331,362 km (0.099 R)
• M21: 18,114,806 km (0.108 R)
• M22: 19,828,899 km (0.104 R)
• M23: 20,371,340 km (0.108 R)
• M24: 20,844,070 km (0.091 R)
• M25: 24,894,282 km (0.102 R)
• M26: 25,344,123 km (0.112 R)
• M27: 27,103,544 km (0.113 R)
• M28: 29,141,067 km (0.103 R)
• M29: 32,332,588 km (0.032 R)
• M30: 33,737,761 km (0.06 R)
• M31: 37,252,114 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.1

Radius: 8.6

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.89 AU - 11.65 AU

Year: 11845 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,057,877 km

• M1: 106,962 km (0.112 R)
• M2: 438,920 km (0.06 R)
• M3: 850,613 km (0.062 R)
• M4: 1,595,012 km (0.113 R)
• M5: 4,078,337 km (0.089 R)
• M6: 5,700,427 km (0.068 R)
• M7: 6,092,224 km (0.077 R)
• M8: 7,171,124 km (0.033 R)
• M9: 7,885,304 km (0.101 R)
• M10: 9,357,496 km (0.115 R)
• M11: 10,896,410 km (0.091 R)
• M12: 11,954,216 km (0.083 R)
• M13: 13,324,383 km (0.029 R)
• M14: 14,337,460 km (0.045 R)
• M15: 14,929,419 km (0.071 R)
• M16: 18,060,652 km (0.078 R)
• M17: 18,519,020 km (0.08 R)
• M18: 20,103,111 km (0.081 R)
• M19: 20,430,432 km (0.117 R)
• M20: 21,604,326 km (0.1 R)
• M21: 22,645,677 km (0.069 R)
• M22: 24,455,213 km (0.066 R)
• M23: 26,456,832 km (0.11 R)
• M24: 28,359,717 km (0.114 R)
• M25: 31,218,233 km (0.058 R)
• M26: 32,660,656 km (0.087 R)
• M27: 33,227,183 km (0.101 R)
• M28: 34,031,122 km (0.076 R)
• M29: 34,848,076 km (0.058 R)
• M30: 38,623,926 km (0.039 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 15,524 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit