🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.42 AU - 0.64 AU

Year: 249 Days

Day: 12.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,718,241 km

• M1: 41,588 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.45 AU - 0.71 AU

Year: 285 Days

Day: 19.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.8

Radius: 14.5

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.7 AU - 0.9 AU

Year: 462 Days

Day: 10 Hours

Environment

Temp: -137 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,718,241 km

• M1: 180,415 km (0.113 R)
• M2: 669,899 km (0.082 R)
• M3: 1,807,142 km (0.053 R)
• M4: 2,537,928 km (0.101 R)
• M5: 3,818,186 km (0.111 R)
• M6: 4,897,984 km (0.108 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 12.1

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.21 AU - 1.47 AU

Year: 1002 Days

Day: 14 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,718,241 km

• M1: 150,495 km (0.078 R)
• M2: 532,419 km (0.06 R)
• M3: 1,022,651 km (0.104 R)
• M4: 1,455,138 km (0.103 R)
• M5: 2,186,373 km (0.056 R)
• M6: 2,827,998 km (0.049 R)
• M7: 3,592,294 km (0.115 R)
• M8: 5,663,027 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.5

Radius: 8.3

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.92 AU - 1.98 AU

Year: 1758 Days

Day: 5.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,718,241 km

• M1: 103,223 km (0.075 R)
• M2: 392,994 km (0.094 R)
• M3: 700,268 km (0.077 R)
• M4: 1,119,291 km (0.085 R)
• M5: 1,383,780 km (0.076 R)
• M6: 1,673,402 km (0.095 R)
• M7: 1,974,393 km (0.116 R)
• M8: 2,247,708 km (0.114 R)
• M9: 2,592,681 km (0.092 R)
• M10: 3,103,258 km (0.096 R)
• M11: 3,389,888 km (0.113 R)
• M12: 4,700,963 km (0.087 R)
• M13: 5,798,713 km (0.055 R)
• M14: 6,451,259 km (0.103 R)
• M15: 8,027,871 km (0.079 R)
• M16: 8,335,294 km (0.09 R)
• M17: 9,055,758 km (0.099 R)
• M18: 9,587,279 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.3

Radius: 12.8

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.45 AU - 3.57 AU

Year: 3372 Days

Day: 14.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,718,241 km

• M1: 159,471 km (0.073 R)
• M2: 735,423 km (0.065 R)
• M3: 1,396,347 km (0.085 R)
• M4: 2,070,734 km (0.083 R)
• M5: 3,746,080 km (0.11 R)
• M6: 4,468,488 km (0.108 R)
• M7: 7,683,945 km (0.109 R)
• M8: 10,987,365 km (0.095 R)
• M9: 12,108,152 km (0.089 R)
• M10: 12,974,474 km (0.064 R)
• M11: 15,556,982 km (0.099 R)
• M12: 16,969,036 km (0.11 R)
• M13: 18,643,036 km (0.114 R)
• M14: 20,235,356 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.2

Radius: 9.5

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.53 AU - 4.65 AU

Year: 5341 Days

Day: 11.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,718,241 km

• M1: 118,930 km (0.078 R)
• M2: 477,516 km (0.109 R)
• M3: 831,914 km (0.055 R)
• M4: 1,278,164 km (0.045 R)
• M5: 1,607,878 km (0.107 R)
• M6: 1,981,723 km (0.084 R)
• M7: 2,757,238 km (0.118 R)
• M8: 5,221,564 km (0.105 R)
• M9: 5,612,015 km (0.083 R)
• M10: 6,422,237 km (0.076 R)
• M11: 8,914,986 km (0.108 R)
• M12: 9,588,476 km (0.038 R)
• M13: 10,255,383 km (0.055 R)
• M14: 14,211,648 km (0.093 R)
• M15: 14,819,913 km (0.081 R)
• M16: 16,306,766 km (0.084 R)
• M17: 17,832,365 km (0.112 R)
• M18: 19,636,516 km (0.073 R)
• M19: 20,011,558 km (0.099 R)
• M20: 22,702,823 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.3

Radius: 4.9

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.6 AU - 10.36 AU

Year: 15944 Days

Day: 22 Hours

Environment

Temp: -234 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,718,241 km

• M1: 68,217 km (0.07 R)
• M2: 292,165 km (0.096 R)
• M3: 575,653 km (0.118 R)
• M4: 782,397 km (0.086 R)
• M5: 1,131,708 km (0.04 R)
• M6: 2,021,217 km (0.078 R)
• M7: 2,505,016 km (0.091 R)
• M8: 2,714,902 km (0.049 R)
• M9: 4,073,999 km (0.107 R)
• M10: 4,929,399 km (0.116 R)
• M11: 5,998,426 km (0.112 R)
• M12: 7,025,415 km (0.051 R)
• M13: 8,712,879 km (0.067 R)
• M14: 11,052,739 km (0.117 R)
• M15: 12,311,755 km (0.062 R)
• M16: 14,435,447 km (0.111 R)
• M17: 14,678,693 km (0.109 R)
• M18: 15,871,885 km (0.095 R)
• M19: 19,025,558 km (0.081 R)
• M20: 20,213,515 km (0.091 R)
• M21: 21,608,216 km (0.117 R)
• M22: 22,167,562 km (0.08 R)
• M23: 25,197,368 km (0.087 R)
• M24: 25,727,692 km (0.102 R)
• M25: 27,178,492 km (0.095 R)
• M26: 30,740,717 km (0.101 R)
• M27: 31,959,640 km (0.082 R)
• M28: 32,269,308 km (0.105 R)
• M29: 33,210,428 km (0.063 R)
• M30: 33,528,024 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 12,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit