🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.53 AU - 0.63 AU

Year: 190 Days

Day: 45.5 Hours

Environment

Temp: 34 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 57,528,002 km

• M1: 22,140 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.57 AU - 0.81 AU

Year: 247 Days

Day: 34.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 101.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.42 AU - 2.28 AU

Year: 1083 Days

Day: 28.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,528,002 km

• M1: 16,605 km (0.119 R)

Asteroid Belt

Center: 2.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.18 AU - 2.72 AU

Year: 1651 Days

Day: 30.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,528,002 km

• M1: 310,416 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.7

Radius: 11.8

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.47 AU - 3.27 AU

Year: 2093 Days

Day: 14.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,528,002 km

• M1: 146,905 km (0.065 R)
• M2: 700,417 km (0.116 R)
• M3: 1,125,126 km (0.075 R)
• M4: 1,630,617 km (0.083 R)
• M5: 2,021,217 km (0.119 R)
• M6: 2,475,097 km (0.083 R)
• M7: 4,023,734 km (0.093 R)
• M8: 4,469,835 km (0.074 R)
• M9: 5,342,589 km (0.075 R)
• M10: 5,807,240 km (0.109 R)
• M11: 6,513,940 km (0.118 R)
• M12: 7,016,439 km (0.053 R)
• M13: 8,647,954 km (0.066 R)
• M14: 10,183,875 km (0.104 R)
• M15: 11,853,537 km (0.077 R)
• M16: 12,266,577 km (0.09 R)
• M17: 14,760,822 km (0.063 R)
• M18: 15,239,535 km (0.064 R)
• M19: 16,278,343 km (0.111 R)
• M20: 17,048,772 km (0.095 R)
• M21: 17,629,062 km (0.082 R)
• M22: 18,551,931 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341

Radius: 8.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.8 AU - 7.34 AU

Year: 6437 Days

Day: 6.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,528,002 km

• M1: 105,766 km (0.081 R)
• M2: 410,197 km (0.108 R)
• M3: 731,833 km (0.104 R)
• M4: 1,175,989 km (0.045 R)
• M5: 3,168,034 km (0.097 R)
• M6: 4,235,565 km (0.038 R)
• M7: 5,222,013 km (0.056 R)
• M8: 6,292,386 km (0.112 R)
• M9: 7,467,926 km (0.077 R)
• M10: 9,374,999 km (0.115 R)
• M11: 10,119,548 km (0.058 R)
• M12: 11,679,255 km (0.07 R)
• M13: 16,591,900 km (0.106 R)
• M14: 19,531,797 km (0.072 R)
• M15: 24,374,280 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.8

Radius: 4.7

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 9.83 AU - 9.99 AU

Year: 13429 Days

Day: 22.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,528,002 km

• M1: 58,493 km (0.113 R)
• M2: 248,781 km (0.081 R)
• M3: 564,732 km (0.057 R)
• M4: 756,367 km (0.083 R)
• M5: 1,607,130 km (0.095 R)
• M6: 2,588,492 km (0.115 R)
• M7: 3,063,016 km (0.037 R)
• M8: 3,526,620 km (0.099 R)
• M9: 3,752,214 km (0.073 R)
• M10: 5,227,099 km (0.074 R)
• M11: 8,965,101 km (0.092 R)
• M12: 17,502,801 km (0.119 R)
• M13: 19,872,432 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.8

Radius: 5.3

Gravity: 23.1 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.88 AU - 12.02 AU

Year: 13510 Days

Day: 23.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,528,002 km

• M1: 83,924 km (0.109 R)
• M2: 353,201 km (0.071 R)
• M3: 783,444 km (0.118 R)
• M4: 1,340,846 km (0.118 R)
• M5: 2,149,721 km (0.097 R)
• M6: 4,730,883 km (0.105 R)
• M7: 5,129,561 km (0.055 R)
• M8: 7,688,283 km (0.093 R)
• M9: 9,678,384 km (0.111 R)
• M10: 9,995,831 km (0.099 R)
• M11: 11,219,541 km (0.074 R)
• M12: 15,342,010 km (0.083 R)
• M13: 19,944,837 km (0.087 R)
• M14: 24,210,919 km (0.107 R)
• M15: 26,095,404 km (0.075 R)
• M16: 26,299,306 km (0.073 R)
• M17: 28,612,687 km (0.081 R)
• M18: 30,377,942 km (0.064 R)
• M19: 36,614,976 km (0.084 R)
• M20: 38,166,456 km (0.108 R)
• M21: 38,561,095 km (0.071 R)
• M22: 39,626,531 km (0.028 R)
• M23: 45,250,065 km (0.097 R)
• M24: 47,337,553 km (0.11 R)
• M25: 51,382,829 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit