🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.55 AU - 0.69 AU

Year: 315 Days

Day: 26.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771

Radius: 10.1

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.71 AU - 0.73 AU

Year: 394 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,690,566 km

• M1: 126,709 km (0.104 R)
• M2: 742,903 km (0.116 R)
• M3: 1,086,679 km (0.119 R)
• M4: 1,472,641 km (0.075 R)
• M5: 1,871,619 km (0.12 R)
• M6: 2,665,984 km (0.083 R)
• M7: 3,129,438 km (0.111 R)
• M8: 3,809,211 km (0.053 R)
• M9: 4,259,799 km (0.04 R)
• M10: 5,445,362 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.5

Radius: 8.3

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.62 AU - 0.84 AU

Year: 403 Days

Day: 13 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 13,690,566 km

• M1: 103,223 km (0.113 R)
• M2: 369,357 km (0.101 R)
• M3: 813,812 km (0.088 R)
• M4: 1,185,713 km (0.049 R)
• M5: 1,548,787 km (0.054 R)
• M6: 1,928,317 km (0.044 R)
• M7: 2,250,700 km (0.087 R)
• M8: 2,729,862 km (0.093 R)
• M9: 3,049,104 km (0.042 R)
• M10: 3,310,451 km (0.026 R)
• M11: 3,737,404 km (0.043 R)
• M12: 4,367,809 km (0.119 R)
• M13: 4,776,062 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.5

Radius: 14.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.17 AU - 1.63 AU

Year: 1070 Days

Day: 9.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 13,690,566 km

• M1: 178,470 km (0.088 R)
• M2: 674,686 km (0.092 R)
• M3: 1,283,251 km (0.077 R)
• M4: 1,885,382 km (0.083 R)
• M5: 2,334,624 km (0.08 R)
• M6: 4,099,131 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.1

Radius: 10

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.9 AU - 1.98 AU

Year: 1745 Days

Day: 13.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 13,690,566 km

• M1: 124,465 km (0.106 R)
• M2: 491,429 km (0.113 R)
• M3: 826,977 km (0.051 R)
• M4: 1,169,107 km (0.079 R)
• M5: 1,561,503 km (0.062 R)
• M6: 1,881,492 km (0.113 R)
• M7: 2,341,356 km (0.093 R)
• M8: 3,178,656 km (0.114 R)
• M9: 3,834,642 km (0.049 R)
• M10: 4,793,415 km (0.086 R)
• M11: 6,231,350 km (0.1 R)
• M12: 6,570,039 km (0.048 R)
• M13: 6,946,727 km (0.072 R)
• M14: 7,258,339 km (0.066 R)
• M15: 8,570,163 km (0.099 R)
• M16: 9,454,735 km (0.088 R)
• M17: 10,331,977 km (0.081 R)
• M18: 11,156,411 km (0.087 R)
• M19: 11,584,859 km (0.089 R)
• M20: 12,742,597 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.4

Radius: 14.5

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.33 AU - 2.67 AU

Year: 2552 Days

Day: 13.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 13,690,566 km

• M1: 180,565 km (0.06 R)
• M2: 658,231 km (0.104 R)
• M3: 1,186,910 km (0.056 R)
• M4: 1,733,241 km (0.111 R)
• M5: 2,829,644 km (0.112 R)
• M6: 4,348,960 km (0.091 R)
• M7: 5,053,416 km (0.104 R)
• M8: 5,858,701 km (0.12 R)
• M9: 6,833,332 km (0.078 R)
• M10: 7,664,049 km (0.11 R)
• M11: 8,594,398 km (0.103 R)
• M12: 9,243,952 km (0.115 R)
• M13: 11,924,745 km (0.05 R)
• M14: 13,398,434 km (0.034 R)
• M15: 14,748,704 km (0.107 R)
• M16: 16,085,810 km (0.114 R)
• M17: 16,601,025 km (0.093 R)
• M18: 17,828,177 km (0.109 R)
• M19: 19,460,589 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.2

Radius: 8.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.94 AU - 3.02 AU

Year: 3322 Days

Day: 13.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 13,690,566 km

• M1: 113,994 km (0.112 R)
• M2: 946,655 km (0.1 R)
• M3: 1,552,377 km (0.109 R)
• M4: 2,146,281 km (0.112 R)
• M5: 2,469,711 km (0.035 R)
• M6: 3,292,649 km (0.101 R)
• M7: 4,318,591 km (0.077 R)
• M8: 5,922,281 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.3

Radius: 4.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.92 AU - 7.46 AU

Year: 12448 Days

Day: 22.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 13,690,566 km

• M1: 53,406 km (0.102 R)
• M2: 287,677 km (0.087 R)
• M3: 608,564 km (0.058 R)
• M4: 1,199,326 km (0.093 R)
• M5: 10,262,414 km (0.069 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 10,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit