🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.51 AU - 0.51 AU

Year: 232 Days

Day: 18.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.51 AU - 0.57 AU

Year: 252 Days

Day: 21 Hours

Environment

Temp: -121 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.4

Radius: 13.4

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.53 AU - 0.83 AU

Year: 357 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 41,328,654 km

• M1: 166,802 km (0.103 R)
• M2: 826,528 km (0.096 R)
• M3: 1,446,163 km (0.094 R)
• M4: 1,950,607 km (0.074 R)
• M5: 2,393,716 km (0.083 R)

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.2

Radius: 8.9

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.2 AU - 1.22 AU

Year: 846 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,328,654 km

• M1: 110,702 km (0.064 R)
• M2: 459,565 km (0.094 R)
• M3: 791,971 km (0.087 R)
• M4: 1,135,597 km (0.047 R)
• M5: 1,441,375 km (0.089 R)
• M6: 1,794,726 km (0.074 R)
• M7: 2,269,400 km (0.077 R)
• M8: 3,171,176 km (0.046 R)
• M9: 3,607,852 km (0.094 R)
• M10: 4,153,435 km (0.069 R)
• M11: 4,661,918 km (0.078 R)
• M12: 5,178,629 km (0.059 R)
• M13: 6,197,541 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.3

Radius: 9.5

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.38 AU - 2.1 AU

Year: 1459 Days

Day: 14.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,328,654 km

• M1: 118,182 km (0.092 R)
• M2: 510,428 km (0.104 R)
• M3: 1,213,388 km (0.034 R)
• M4: 1,529,189 km (0.108 R)
• M5: 1,892,862 km (0.08 R)
• M6: 2,226,914 km (0.082 R)
• M7: 3,290,106 km (0.108 R)
• M8: 3,864,861 km (0.104 R)
• M9: 4,352,400 km (0.118 R)
• M10: 5,292,473 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.3

Radius: 11.4

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.39 AU - 2.91 AU

Year: 2743 Days

Day: 6.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 87 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,328,654 km

• M1: 143,016 km (0.118 R)
• M2: 571,763 km (0.066 R)
• M3: 965,654 km (0.096 R)
• M4: 1,429,258 km (0.117 R)
• M5: 2,366,638 km (0.095 R)
• M6: 3,923,503 km (0.05 R)
• M7: 4,476,567 km (0.103 R)
• M8: 5,011,379 km (0.101 R)
• M9: 5,563,395 km (0.114 R)
• M10: 5,919,139 km (0.096 R)
• M11: 6,481,328 km (0.066 R)
• M12: 6,933,263 km (0.092 R)
• M13: 7,837,732 km (0.101 R)
• M14: 8,683,708 km (0.098 R)
• M15: 9,446,208 km (0.106 R)
• M16: 11,385,296 km (0.113 R)
• M17: 11,919,210 km (0.083 R)
• M18: 12,817,097 km (0.119 R)
• M19: 13,485,650 km (0.116 R)
• M20: 16,394,879 km (0.101 R)
• M21: 17,289,924 km (0.047 R)
• M22: 17,831,318 km (0.078 R)
• M23: 18,328,282 km (0.103 R)
• M24: 19,292,291 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.6

Radius: 14.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.57 AU - 4.17 AU

Year: 4841 Days

Day: 12.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,328,654 km

• M1: 184,155 km (0.12 R)
• M2: 674,836 km (0.044 R)
• M3: 1,174,942 km (0.089 R)
• M4: 1,796,970 km (0.119 R)
• M5: 2,804,212 km (0.073 R)
• M6: 4,285,231 km (0.077 R)
• M7: 4,978,916 km (0.104 R)
• M8: 5,638,344 km (0.044 R)
• M9: 7,598,375 km (0.079 R)
• M10: 9,758,568 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 8.8

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.04 AU - 6.4 AU

Year: 7583 Days

Day: 10.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,328,654 km

• M1: 124,166 km (0.07 R)
• M2: 424,559 km (0.079 R)
• M3: 985,551 km (0.083 R)
• M4: 1,631,514 km (0.083 R)
• M5: 2,113,818 km (0.065 R)
• M6: 2,649,827 km (0.089 R)
• M7: 4,639,479 km (0.085 R)
• M8: 8,027,721 km (0.071 R)
• M9: 8,532,015 km (0.094 R)
• M10: 12,231,122 km (0.101 R)
• M11: 17,990,191 km (0.086 R)
• M12: 19,594,927 km (0.1 R)
• M13: 20,124,953 km (0.09 R)
• M14: 21,853,107 km (0.104 R)
• M15: 26,235,876 km (0.049 R)
• M16: 27,252,394 km (0.085 R)
• M17: 34,345,427 km (0.087 R)
• M18: 35,673,407 km (0.082 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 18,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit