🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.67 AU - 0.73 AU

Year: 212 Days

Day: 42.2 Hours

Environment

Temp: 201 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,186,748 km

• M1: 173,534 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.81 AU - 1.11 AU

Year: 340 Days

Day: 39.7 Hours

Environment

Temp: 100 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.18 AU - 1.38 AU

Year: 524 Days

Day: 35.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 14.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 83,186,748 km

• M1: 281,244 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.12 AU - 1.62 AU

Year: 580 Days

Day: 36.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.1 AU - 1.7 AU

Year: 599 Days

Day: 24.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 14.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.08 AU - 8.28 AU

Year: 6244 Days

Day: 13.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,186,748 km

• M1: 184,903 km (0.094 R)
• M2: 778,807 km (0.076 R)
• M3: 1,331,870 km (0.095 R)
• M4: 2,044,255 km (0.073 R)
• M5: 2,551,990 km (0.054 R)
• M6: 3,355,181 km (0.105 R)
• M7: 4,665,210 km (0.1 R)
• M8: 5,407,514 km (0.117 R)
• M9: 6,161,637 km (0.107 R)
• M10: 8,643,167 km (0.117 R)
• M11: 12,039,487 km (0.112 R)
• M12: 12,942,909 km (0.107 R)
• M13: 13,607,422 km (0.064 R)
• M14: 16,884,364 km (0.086 R)
• M15: 17,745,748 km (0.112 R)
• M16: 21,640,828 km (0.082 R)
• M17: 24,701,750 km (0.045 R)
• M18: 26,072,964 km (0.036 R)
• M19: 28,132,478 km (0.051 R)
• M20: 28,780,237 km (0.085 R)
• M21: 31,570,536 km (0.119 R)
• M22: 32,573,291 km (0.082 R)
• M23: 33,597,139 km (0.112 R)
• M24: 35,173,003 km (0.034 R)
• M25: 36,250,556 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.1

Radius: 12.4

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.03 AU - 14.31 AU

Year: 15354 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,186,748 km

• M1: 154,235 km (0.063 R)
• M2: 581,188 km (0.03 R)
• M3: 1,118,094 km (0.055 R)
• M4: 1,549,236 km (0.06 R)
• M5: 1,981,723 km (0.036 R)
• M6: 2,474,199 km (0.101 R)
• M7: 3,597,530 km (0.098 R)
• M8: 6,570,638 km (0.04 R)
• M9: 7,310,250 km (0.098 R)
• M10: 7,723,888 km (0.11 R)
• M11: 9,700,674 km (0.063 R)
• M12: 11,497,344 km (0.108 R)
• M13: 12,571,906 km (0.081 R)
• M14: 14,993,596 km (0.09 R)
• M15: 18,714,544 km (0.041 R)
• M16: 20,110,292 km (0.119 R)
• M17: 23,801,919 km (0.098 R)
• M18: 27,260,023 km (0.078 R)
• M19: 36,471,362 km (0.054 R)
• M20: 39,200,925 km (0.092 R)
• M21: 42,652,747 km (0.069 R)
• M22: 47,882,538 km (0.099 R)
• M23: 53,524,622 km (0.096 R)
• M24: 55,440,821 km (0.032 R)
• M25: 57,945,389 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.9

Radius: 6.2

Gravity: 19.01 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 14.6 AU - 16.46 AU

Year: 22133 Days

Day: 20.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,186,748 km

• M1: 77,193 km (0.07 R)
• M2: 404,961 km (0.118 R)
• M3: 702,811 km (0.087 R)
• M4: 974,181 km (0.08 R)
• M5: 2,146,281 km (0.104 R)
• M6: 2,435,154 km (0.077 R)
• M7: 2,749,758 km (0.114 R)
• M8: 3,118,517 km (0.08 R)
• M9: 3,519,589 km (0.084 R)
• M10: 3,732,916 km (0.093 R)
• M11: 4,218,959 km (0.063 R)
• M12: 4,424,806 km (0.049 R)
• M13: 5,356,352 km (0.1 R)
• M14: 5,805,145 km (0.049 R)
• M15: 6,278,623 km (0.1 R)
• M16: 7,751,862 km (0.083 R)
• M17: 8,009,470 km (0.062 R)
• M18: 10,341,701 km (0.036 R)
• M19: 15,387,637 km (0.042 R)
• M20: 19,314,880 km (0.053 R)
• M21: 19,598,368 km (0.063 R)
• M22: 21,256,810 km (0.097 R)
• M23: 22,378,495 km (0.085 R)
• M24: 25,410,694 km (0.093 R)
• M25: 29,948,895 km (0.089 R)
• M26: 36,849,097 km (0.104 R)
• M27: 38,019,401 km (0.095 R)
• M28: 45,068,004 km (0.116 R)
• M29: 46,405,858 km (0.088 R)
• M30: 50,936,878 km (0.104 R)
• M31: 53,124,149 km (0.104 R)
• M32: 63,953,090 km (0.066 R)
• M33: 76,399,184 km (0.114 R)
• M34: 77,583,101 km (0.115 R)
• M35: 80,230,535 km (0.08 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 18,657 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit