🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.53 AU - 0.81 AU

Year: 201 Days

Day: 28.3 Hours

Environment

Temp: 202 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.78 AU - 0.8 AU

Year: 258 Days

Day: 46.6 Hours

Environment

Temp: 168 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.67 AU - 0.97 AU

Year: 273 Days

Day: 31.8 Hours

Environment

Temp: 155 °C

Axial Tilt: 44.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.14 AU - 1.2 AU

Year: 465 Days

Day: 40.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,764,346 km

• M1: 364,121 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.24 AU - 1.56 AU

Year: 608 Days

Day: 12.9 Hours

Environment

Temp: -25 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.41 AU - 2.45 AU

Year: 1391 Days

Day: 41.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.37 AU - 4.13 AU

Year: 2666 Days

Day: 13.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 8.9

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.62 AU - 10.86 AU

Year: 11159 Days

Day: 5.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,764,346 km

• M1: 110,702 km (0.094 R)
• M2: 397,033 km (0.086 R)
• M3: 798,254 km (0.086 R)
• M4: 2,112,771 km (0.03 R)
• M5: 6,131,418 km (0.116 R)
• M6: 7,705,786 km (0.042 R)
• M7: 8,586,768 km (0.073 R)
• M8: 8,878,334 km (0.096 R)
• M9: 9,430,351 km (0.064 R)
• M10: 9,793,425 km (0.083 R)
• M11: 10,112,068 km (0.104 R)
• M12: 12,979,410 km (0.1 R)
• M13: 13,955,537 km (0.076 R)
• M14: 14,495,734 km (0.111 R)
• M15: 16,200,402 km (0.107 R)
• M16: 17,024,686 km (0.096 R)
• M17: 23,124,689 km (0.06 R)
• M18: 23,690,618 km (0.08 R)
• M19: 25,443,905 km (0.083 R)
• M20: 26,046,934 km (0.102 R)
• M21: 26,659,687 km (0.094 R)
• M22: 27,386,433 km (0.104 R)
• M23: 33,444,399 km (0.094 R)
• M24: 35,897,505 km (0.082 R)
• M25: 40,203,231 km (0.086 R)
• M26: 41,850,603 km (0.092 R)
• M27: 42,691,044 km (0.118 R)
• M28: 47,515,425 km (0.114 R)
• M29: 51,723,314 km (0.074 R)
• M30: 54,165,200 km (0.072 R)
• M31: 54,829,116 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.7

Radius: 6.8

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 15.14 AU - 21.7 AU

Year: 29021 Days

Day: 18.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,764,346 km

• M1: 84,523 km (0.102 R)
• M2: 679,174 km (0.094 R)
• M3: 933,940 km (0.118 R)
• M4: 1,430,904 km (0.051 R)
• M5: 1,739,374 km (0.079 R)
• M6: 2,167,524 km (0.086 R)
• M7: 2,619,908 km (0.119 R)
• M8: 3,493,709 km (0.098 R)
• M9: 3,939,062 km (0.109 R)
• M10: 4,677,177 km (0.084 R)
• M11: 7,179,800 km (0.081 R)
• M12: 8,228,930 km (0.09 R)
• M13: 9,853,413 km (0.077 R)
• M14: 11,500,336 km (0.064 R)
• M15: 11,985,333 km (0.112 R)
• M16: 12,737,959 km (0.063 R)
• M17: 15,185,231 km (0.092 R)
• M18: 16,141,012 km (0.075 R)
• M19: 16,519,046 km (0.114 R)
• M20: 18,171,803 km (0.03 R)
• M21: 18,829,435 km (0.09 R)
• M22: 20,192,272 km (0.064 R)
• M23: 22,922,433 km (0.088 R)
• M24: 23,593,230 km (0.086 R)
• M25: 25,175,227 km (0.065 R)
• M26: 26,407,315 km (0.087 R)
• M27: 28,439,602 km (0.048 R)
• M28: 31,386,232 km (0.106 R)
• M29: 32,812,348 km (0.084 R)
• M30: 36,695,759 km (0.113 R)
• M31: 37,349,502 km (0.03 R)
• M32: 39,357,405 km (0.031 R)
• M33: 43,732,993 km (0.057 R)
• M34: 58,783,885 km (0.053 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 16,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit