🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.45 AU - 0.59 AU

Year: 134 Days

Day: 17.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,838,750 km

• M1: 51,312 km (0.057 R)
• M2: 182,360 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.59 AU - 0.61 AU

Year: 166 Days

Day: 34.7 Hours

Environment

Temp: 213 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.02 AU - 1.38 AU

Year: 469 Days

Day: 37 Hours

Environment

Temp: 17 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,838,750 km

• M1: 161,715 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.14 AU - 1.32 AU

Year: 486 Days

Day: 17 Hours

Environment

Temp: 13 °C

Axial Tilt: 66.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.2 AU - 3.26 AU

Year: 2069 Days

Day: 39.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,838,750 km

• M1: 30,219 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.7

Radius: 11.3

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.37 AU - 8.31 AU

Year: 7825 Days

Day: 5.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,838,750 km

• M1: 140,472 km (0.089 R)
• M2: 532,419 km (0.09 R)
• M3: 1,573,022 km (0.105 R)
• M4: 2,087,788 km (0.046 R)
• M5: 2,695,454 km (0.116 R)
• M6: 4,193,677 km (0.066 R)
• M7: 5,247,445 km (0.105 R)
• M8: 6,155,354 km (0.106 R)
• M9: 6,927,877 km (0.074 R)
• M10: 10,017,971 km (0.084 R)
• M11: 10,543,060 km (0.078 R)
• M12: 15,544,266 km (0.061 R)
• M13: 17,159,175 km (0.086 R)
• M14: 21,286,431 km (0.087 R)
• M15: 29,264,934 km (0.087 R)

Asteroid Belt

Center: 9.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.8

Radius: 11.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.83 AU - 13.81 AU

Year: 13576 Days

Day: 8.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,838,750 km

• M1: 189,989 km (0.081 R)
• M2: 550,520 km (0.09 R)
• M3: 1,012,030 km (0.099 R)
• M4: 1,418,038 km (0.098 R)
• M5: 1,783,655 km (0.048 R)
• M6: 3,284,272 km (0.073 R)
• M7: 3,665,597 km (0.105 R)
• M8: 4,268,925 km (0.053 R)
• M9: 5,325,385 km (0.064 R)
• M10: 5,704,017 km (0.116 R)
• M11: 6,581,259 km (0.084 R)
• M12: 7,367,097 km (0.086 R)
• M13: 10,368,778 km (0.043 R)
• M14: 14,946,323 km (0.067 R)
• M15: 15,762,380 km (0.074 R)
• M16: 16,669,242 km (0.061 R)
• M17: 19,806,010 km (0.076 R)
• M18: 22,252,683 km (0.042 R)
• M19: 24,493,360 km (0.074 R)
• M20: 26,710,999 km (0.107 R)
• M21: 27,221,427 km (0.114 R)
• M22: 29,059,386 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.3

Radius: 3.8

Gravity: 26.68 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 16.73 AU - 19.13 AU

Year: 27062 Days

Day: 22.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,838,750 km

• M1: 61,485 km (0.104 R)
• M2: 240,404 km (0.072 R)
• M3: 385,963 km (0.107 R)
• M4: 708,795 km (0.095 R)
• M5: 1,149,061 km (0.1 R)
• M6: 1,276,219 km (0.112 R)
• M7: 2,312,933 km (0.084 R)
• M8: 3,541,281 km (0.047 R)
• M9: 3,812,203 km (0.105 R)
• M10: 4,961,862 km (0.081 R)
• M11: 5,655,697 km (0.078 R)
• M12: 5,942,177 km (0.101 R)
• M13: 6,499,878 km (0.03 R)
• M14: 7,868,250 km (0.046 R)
• M15: 12,893,242 km (0.119 R)
• M16: 14,875,713 km (0.102 R)
• M17: 19,524,317 km (0.07 R)
• M18: 20,557,440 km (0.098 R)
• M19: 22,630,119 km (0.076 R)
• M20: 23,350,732 km (0.113 R)
• M21: 24,192,968 km (0.111 R)
• M22: 24,946,343 km (0.093 R)
• M23: 26,955,143 km (0.034 R)
• M24: 28,471,317 km (0.062 R)
• M25: 29,797,801 km (0.118 R)
• M26: 30,913,353 km (0.115 R)
• M27: 31,417,946 km (0.102 R)
• M28: 33,890,051 km (0.074 R)
• M29: 34,023,642 km (0.088 R)
• M30: 37,764,935 km (0.111 R)
• M31: 44,114,467 km (0.088 R)
• M32: 45,237,499 km (0.104 R)
• M33: 68,626,378 km (0.118 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 16,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit