🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.63 AU - 0.65 AU

Year: 184 Days

Day: 24.2 Hours

Environment

Temp: 223 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,197,841 km

• M1: 27,825 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.67 AU - 0.79 AU

Year: 224 Days

Day: 14.3 Hours

Environment

Temp: 165 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.25 AU - 1.85 AU

Year: 694 Days

Day: 16.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,197,841 km

• M1: 15,409 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.38 AU - 2.2 AU

Year: 862 Days

Day: 24.3 Hours

Environment

Temp: -55 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.42 AU - 3.68 AU

Year: 2407 Days

Day: 17.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,197,841 km

• M1: 316,699 km (0.062 R)
• M2: 755,020 km (0.071 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.84 AU - 5.5 AU

Year: 3632 Days

Day: 21.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,197,841 km

• M1: 18,401 km (0.091 R)

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 13.3

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.81 AU - 7.79 AU

Year: 5691 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 58.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,197,841 km

• M1: 166,502 km (0.075 R)
• M2: 605,572 km (0.095 R)
• M3: 1,107,323 km (0.118 R)
• M4: 1,619,846 km (0.09 R)
• M5: 2,167,374 km (0.101 R)
• M6: 3,044,616 km (0.117 R)
• M7: 5,796,618 km (0.077 R)
• M8: 6,422,835 km (0.094 R)
• M9: 7,059,374 km (0.106 R)
• M10: 8,264,684 km (0.12 R)
• M11: 8,937,126 km (0.097 R)
• M12: 11,801,327 km (0.062 R)
• M13: 13,495,374 km (0.066 R)
• M14: 14,428,864 km (0.072 R)
• M15: 15,346,348 km (0.034 R)
• M16: 17,297,703 km (0.092 R)
• M17: 19,478,241 km (0.119 R)
• M18: 20,741,894 km (0.086 R)
• M19: 25,023,685 km (0.107 R)
• M20: 26,685,867 km (0.119 R)
• M21: 27,457,343 km (0.081 R)
• M22: 29,770,126 km (0.063 R)
• M23: 30,229,391 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.7

Radius: 8.1

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.71 AU - 8.91 AU

Year: 7855 Days

Day: 11.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,197,841 km

• M1: 100,679 km (0.087 R)
• M2: 472,879 km (0.032 R)
• M3: 908,209 km (0.069 R)
• M4: 6,633,618 km (0.103 R)
• M5: 7,004,621 km (0.112 R)
• M6: 8,413,833 km (0.119 R)
• M7: 10,050,883 km (0.109 R)
• M8: 11,782,179 km (0.057 R)
• M9: 17,032,017 km (0.082 R)
• M10: 18,809,090 km (0.116 R)
• M11: 19,856,574 km (0.099 R)
• M12: 20,317,186 km (0.109 R)
• M13: 20,863,517 km (0.05 R)
• M14: 27,252,842 km (0.089 R)
• M15: 29,775,661 km (0.113 R)
• M16: 38,035,408 km (0.077 R)
• M17: 42,053,158 km (0.063 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.9

Radius: 13

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.22 AU - 12.5 AU

Year: 12880 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,197,841 km

• M1: 167,101 km (0.085 R)
• M2: 783,594 km (0.049 R)
• M3: 1,734,438 km (0.1 R)
• M4: 2,147,477 km (0.112 R)
• M5: 3,429,980 km (0.069 R)
• M6: 4,032,859 km (0.078 R)
• M7: 5,523,752 km (0.116 R)
• M8: 8,457,964 km (0.079 R)
• M9: 9,510,535 km (0.119 R)
• M10: 10,704,924 km (0.082 R)
• M11: 12,871,850 km (0.109 R)
• M12: 14,126,527 km (0.072 R)
• M13: 14,889,476 km (0.1 R)
• M14: 15,317,027 km (0.12 R)
• M15: 19,039,022 km (0.116 R)
• M16: 22,291,130 km (0.099 R)
• M17: 23,135,012 km (0.11 R)
• M18: 23,612,827 km (0.109 R)
• M19: 26,934,498 km (0.079 R)
• M20: 27,677,102 km (0.047 R)
• M21: 32,542,324 km (0.116 R)
• M22: 36,256,091 km (0.116 R)
• M23: 42,771,228 km (0.094 R)
• M24: 46,606,917 km (0.085 R)
• M25: 53,610,491 km (0.07 R)
• M26: 57,536,538 km (0.116 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 15,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit