🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.55 AU - 0.69 AU

Year: 186 Days

Day: 44.7 Hours

Environment

Temp: 179 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.79 AU - 1.09 AU

Year: 347 Days

Day: 12.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.66 AU - 1.84 AU

Year: 882 Days

Day: 36.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.53 AU - 4.21 AU

Year: 2899 Days

Day: 40.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.4 AU - 4.52 AU

Year: 3001 Days

Day: 20.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 83.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817

Radius: 12.2

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.27 AU - 9.45 AU

Year: 10043 Days

Day: 12.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,638,669 km

• M1: 155,283 km (0.083 R)
• M2: 642,822 km (0.063 R)
• M3: 1,119,142 km (0.105 R)
• M4: 2,220,631 km (0.096 R)
• M5: 2,726,122 km (0.109 R)
• M6: 3,331,844 km (0.118 R)
• M7: 4,510,825 km (0.077 R)
• M8: 5,394,948 km (0.112 R)
• M9: 5,878,598 km (0.051 R)
• M10: 6,893,769 km (0.117 R)
• M11: 8,982,155 km (0.094 R)
• M12: 9,465,506 km (0.119 R)
• M13: 10,068,385 km (0.113 R)
• M14: 11,240,186 km (0.069 R)
• M15: 14,763,814 km (0.087 R)
• M16: 15,301,618 km (0.109 R)
• M17: 15,852,438 km (0.071 R)
• M18: 16,274,304 km (0.076 R)
• M19: 16,703,500 km (0.058 R)
• M20: 18,342,644 km (0.087 R)
• M21: 18,729,653 km (0.089 R)
• M22: 21,938,528 km (0.097 R)
• M23: 23,536,532 km (0.062 R)
• M24: 28,794,897 km (0.104 R)
• M25: 32,479,493 km (0.111 R)
• M26: 33,275,354 km (0.103 R)
• M27: 42,231,928 km (0.084 R)
• M28: 47,114,952 km (0.099 R)
• M29: 48,428,870 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.1

Radius: 9.8

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 10.45 AU - 12.85 AU

Year: 15142 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,638,669 km

• M1: 122,371 km (0.095 R)
• M2: 443,558 km (0.052 R)
• M3: 750,084 km (0.101 R)
• M4: 1,156,392 km (0.112 R)
• M5: 1,486,853 km (0.078 R)
• M6: 1,990,100 km (0.075 R)
• M7: 2,764,269 km (0.111 R)
• M8: 3,130,784 km (0.118 R)
• M9: 3,785,275 km (0.11 R)
• M10: 4,333,850 km (0.108 R)
• M11: 5,704,915 km (0.096 R)
• M12: 11,101,808 km (0.074 R)
• M13: 11,406,688 km (0.115 R)
• M14: 12,882,471 km (0.097 R)
• M15: 15,593,334 km (0.04 R)
• M16: 16,131,138 km (0.104 R)
• M17: 19,622,005 km (0.113 R)
• M18: 21,637,836 km (0.11 R)
• M19: 25,862,779 km (0.118 R)
• M20: 28,966,187 km (0.092 R)
• M21: 31,087,485 km (0.088 R)
• M22: 31,816,924 km (0.089 R)
• M23: 32,682,497 km (0.091 R)
• M24: 33,690,787 km (0.109 R)
• M25: 34,331,365 km (0.09 R)
• M26: 40,323,657 km (0.078 R)
• M27: 42,367,463 km (0.089 R)
• M28: 45,095,381 km (0.112 R)
• M29: 47,136,943 km (0.117 R)
• M30: 49,239,391 km (0.112 R)
• M31: 64,548,938 km (0.095 R)
• M32: 65,935,112 km (0.088 R)
• M33: 67,746,293 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.3

Radius: 7.1

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.59 AU - 12.49 AU

Year: 15909 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 99.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,638,669 km

• M1: 99,632 km (0.076 R)
• M2: 532,718 km (0.075 R)
• M3: 827,725 km (0.101 R)
• M4: 3,184,789 km (0.117 R)
• M5: 4,917,731 km (0.066 R)
• M6: 5,218,123 km (0.117 R)
• M7: 6,270,245 km (0.106 R)
• M8: 7,544,071 km (0.04 R)
• M9: 8,499,702 km (0.086 R)
• M10: 8,884,169 km (0.102 R)
• M11: 10,054,323 km (0.117 R)
• M12: 10,759,528 km (0.111 R)
• M13: 12,389,696 km (0.059 R)
• M14: 13,072,909 km (0.07 R)
• M15: 13,585,431 km (0.041 R)
• M16: 14,111,268 km (0.079 R)
• M17: 20,650,041 km (0.075 R)
• M18: 29,174,876 km (0.09 R)
• M19: 29,829,217 km (0.112 R)
• M20: 51,734,235 km (0.069 R)
• M21: 54,152,335 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 14,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit