🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.47 AU - 0.53 AU

Year: 232 Days

Day: 32.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.7

Radius: 10.6

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.93 AU - 1.31 AU

Year: 778 Days

Day: 8.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 61.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,812,725 km

• M1: 132,693 km (0.115 R)
• M2: 529,726 km (0.041 R)
• M3: 895,642 km (0.09 R)
• M4: 1,490,144 km (0.114 R)
• M5: 1,886,878 km (0.118 R)
• M6: 2,408,376 km (0.084 R)
• M7: 3,062,568 km (0.075 R)
• M8: 4,031,214 km (0.109 R)
• M9: 4,451,434 km (0.062 R)
• M10: 5,027,087 km (0.087 R)
• M11: 5,515,075 km (0.079 R)
• M12: 6,477,438 km (0.099 R)
• M13: 6,851,882 km (0.084 R)
• M14: 7,644,451 km (0.12 R)
• M15: 8,088,308 km (0.074 R)
• M16: 8,839,289 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.3

Radius: 13.6

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.67 AU - 2.13 AU

Year: 1718 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,812,725 km

• M1: 169,195 km (0.101 R)
• M2: 672,143 km (0.111 R)
• M3: 1,287,439 km (0.073 R)
• M4: 1,791,135 km (0.083 R)
• M5: 2,269,549 km (0.032 R)
• M6: 2,820,069 km (0.029 R)
• M7: 3,737,703 km (0.043 R)
• M8: 4,569,467 km (0.073 R)
• M9: 6,403,836 km (0.104 R)
• M10: 9,178,278 km (0.098 R)
• M11: 9,784,449 km (0.109 R)
• M12: 10,553,681 km (0.113 R)
• M13: 11,255,145 km (0.12 R)
• M14: 11,950,028 km (0.114 R)
• M15: 12,673,483 km (0.1 R)
• M16: 13,710,645 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.2

Radius: 10.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.81 AU - 2.35 AU

Year: 1968 Days

Day: 8.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,812,725 km

• M1: 135,835 km (0.108 R)
• M2: 518,506 km (0.107 R)
• M3: 950,246 km (0.047 R)
• M4: 1,650,364 km (0.102 R)
• M5: 2,743,176 km (0.061 R)
• M6: 3,284,720 km (0.072 R)
• M7: 4,162,112 km (0.091 R)
• M8: 4,841,735 km (0.094 R)
• M9: 5,228,446 km (0.079 R)
• M10: 6,174,503 km (0.063 R)
• M11: 6,606,840 km (0.047 R)
• M12: 7,380,710 km (0.097 R)
• M13: 9,912,953 km (0.119 R)
• M14: 10,959,690 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.7

Radius: 14.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.32 AU - 5.84 AU

Year: 7511 Days

Day: 8.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,812,725 km

• M1: 183,856 km (0.112 R)
• M2: 659,278 km (0.108 R)
• M3: 1,175,839 km (0.066 R)
• M4: 1,943,576 km (0.065 R)
• M5: 3,048,805 km (0.039 R)
• M6: 3,653,030 km (0.103 R)
• M7: 5,655,548 km (0.095 R)
• M8: 8,309,115 km (0.111 R)
• M9: 9,157,783 km (0.119 R)
• M10: 9,886,624 km (0.092 R)
• M11: 14,636,805 km (0.108 R)
• M12: 15,218,143 km (0.092 R)
• M13: 19,242,325 km (0.077 R)
• M14: 27,354,719 km (0.093 R)
• M15: 28,237,944 km (0.108 R)
• M16: 28,686,588 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.2

Radius: 3.7

Gravity: 50.34 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.39 AU - 11.53 AU

Year: 20620 Days

Day: 16 Hours

Environment

Temp: -221 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,812,725 km

• M1: 49,367 km (0.05 R)
• M2: 187,297 km (0.042 R)
• M3: 313,707 km (0.063 R)
• M4: 1,068,129 km (0.061 R)
• M5: 1,771,538 km (0.099 R)
• M6: 2,022,264 km (0.083 R)
• M7: 2,453,555 km (0.041 R)
• M8: 2,642,347 km (0.063 R)
• M9: 3,704,642 km (0.065 R)
• M10: 6,806,853 km (0.056 R)
• M11: 8,068,561 km (0.055 R)
• M12: 8,863,225 km (0.063 R)
• M13: 16,180,655 km (0.106 R)
• M14: 18,223,564 km (0.085 R)
• M15: 21,304,233 km (0.09 R)
• M16: 21,600,437 km (0.086 R)
• M17: 22,915,551 km (0.025 R)
• M18: 24,498,297 km (0.101 R)
• M19: 26,265,347 km (0.041 R)
• M20: 29,193,426 km (0.026 R)
• M21: 29,927,204 km (0.099 R)
• M22: 30,050,622 km (0.036 R)
• M23: 30,423,121 km (0.097 R)
• M24: 34,453,886 km (0.065 R)
• M25: 39,862,597 km (0.071 R)
• M26: 42,767,338 km (0.091 R)
• M27: 46,966,700 km (0.093 R)
• M28: 54,133,336 km (0.103 R)
• M29: 58,842,228 km (0.062 R)
• M30: 59,619,987 km (0.088 R)
• M31: 68,634,306 km (0.085 R)
• M32: 74,365,401 km (0.065 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 20,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit