🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.68 AU - 0.96 AU

Year: 275 Days

Day: 14.2 Hours

Environment

Temp: 119 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,224,880 km

• M1: 182,061 km (0.048 R)
• M2: 196,422 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.34 AU - 1.94 AU

Year: 779 Days

Day: 32.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.65 AU - 4.35 AU

Year: 2967 Days

Day: 26.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,224,880 km

• M1: 527,033 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.28 AU - 4.56 AU

Year: 3446 Days

Day: 45.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.92 AU - 5.04 AU

Year: 3517 Days

Day: 47.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.3

Radius: 14.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.08 AU - 5.38 AU

Year: 4436 Days

Day: 13.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 180 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,224,880 km

• M1: 177,872 km (0.086 R)
• M2: 1,152,502 km (0.075 R)
• M3: 1,704,967 km (0.098 R)
• M4: 3,041,774 km (0.113 R)
• M5: 4,046,772 km (0.057 R)
• M6: 5,378,343 km (0.064 R)
• M7: 6,656,507 km (0.062 R)
• M8: 7,181,595 km (0.11 R)
• M9: 7,824,118 km (0.072 R)
• M10: 8,958,220 km (0.07 R)
• M11: 10,091,723 km (0.078 R)
• M12: 10,600,655 km (0.086 R)
• M13: 11,670,130 km (0.086 R)
• M14: 15,076,773 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.4

Radius: 7.3

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 15.05 AU - 19.59 AU

Year: 26732 Days

Day: 21.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,224,880 km

• M1: 91,703 km (0.117 R)
• M2: 492,327 km (0.088 R)
• M3: 918,531 km (0.114 R)
• M4: 1,438,683 km (0.116 R)
• M5: 2,198,640 km (0.112 R)
• M6: 4,291,813 km (0.111 R)
• M7: 5,989,749 km (0.094 R)
• M8: 12,133,135 km (0.101 R)
• M9: 13,419,976 km (0.072 R)
• M10: 20,792,758 km (0.04 R)
• M11: 30,826,586 km (0.077 R)
• M12: 34,069,868 km (0.067 R)
• M13: 36,354,227 km (0.12 R)
• M14: 48,059,812 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.6

Radius: 5.2

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 17.48 AU - 19.94 AU

Year: 30013 Days

Day: 17.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,224,880 km

• M1: 64,776 km (0.031 R)
• M2: 245,341 km (0.097 R)
• M3: 1,858,155 km (0.107 R)
• M4: 2,445,327 km (0.087 R)
• M5: 2,924,788 km (0.115 R)
• M6: 3,123,155 km (0.086 R)
• M7: 3,410,383 km (0.101 R)
• M8: 3,772,559 km (0.096 R)
• M9: 5,262,554 km (0.11 R)
• M10: 6,844,103 km (0.114 R)
• M11: 8,973,927 km (0.104 R)
• M12: 13,104,923 km (0.077 R)
• M13: 16,965,595 km (0.09 R)
• M14: 17,688,602 km (0.111 R)
• M15: 18,769,147 km (0.063 R)
• M16: 21,989,541 km (0.038 R)
• M17: 27,263,763 km (0.086 R)
• M18: 33,948,394 km (0.079 R)
• M19: 37,734,118 km (0.06 R)
• M20: 41,791,811 km (0.097 R)
• M21: 44,150,371 km (0.103 R)
• M22: 49,616,228 km (0.06 R)
• M23: 54,646,008 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.3

Radius: 7.6

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 19.21 AU - 19.33 AU

Year: 31371 Days

Day: 18.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,224,880 km

• M1: 94,995 km (0.034 R)
• M2: 372,947 km (0.091 R)
• M3: 634,893 km (0.096 R)
• M4: 1,687,614 km (0.05 R)
• M5: 2,073,277 km (0.077 R)
• M6: 2,356,316 km (0.094 R)
• M7: 3,364,755 km (0.109 R)
• M8: 3,977,957 km (0.08 R)
• M9: 4,976,074 km (0.047 R)
• M10: 5,835,813 km (0.038 R)
• M11: 6,266,954 km (0.115 R)
• M12: 9,950,203 km (0.051 R)
• M13: 18,328,881 km (0.117 R)
• M14: 24,010,757 km (0.111 R)
• M15: 28,545,219 km (0.12 R)
• M16: 31,162,433 km (0.117 R)
• M17: 32,477,847 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 15,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit