🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310

Radius: 14.6

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.57 AU - 0.65 AU

Year: 335 Days

Day: 8.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,303,560 km

• M1: 181,612 km (0.058 R)
• M2: 717,621 km (0.107 R)
• M3: 1,311,674 km (0.115 R)
• M4: 1,812,079 km (0.088 R)
• M5: 2,286,603 km (0.103 R)
• M6: 3,063,914 km (0.117 R)
• M7: 3,769,118 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.4

Radius: 8.4

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.6 AU - 0.72 AU

Year: 377 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,303,560 km

• M1: 104,419 km (0.079 R)
• M2: 418,575 km (0.107 R)
• M3: 751,430 km (0.116 R)
• M4: 1,148,313 km (0.093 R)
• M5: 1,784,553 km (0.091 R)
• M6: 2,234,543 km (0.079 R)
• M7: 2,598,216 km (0.048 R)
• M8: 2,925,835 km (0.105 R)
• M9: 3,397,667 km (0.069 R)
• M10: 4,158,821 km (0.089 R)
• M11: 4,493,322 km (0.108 R)
• M12: 4,770,975 km (0.097 R)
• M13: 5,106,673 km (0.064 R)
• M14: 5,523,752 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.9

Radius: 12.6

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.04 AU - 1.36 AU

Year: 924 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,303,560 km

• M1: 156,629 km (0.085 R)
• M2: 732,282 km (0.084 R)
• M3: 1,390,363 km (0.094 R)
• M4: 1,836,015 km (0.092 R)
• M5: 2,313,681 km (0.081 R)
• M6: 2,874,373 km (0.117 R)
• M7: 3,832,548 km (0.053 R)
• M8: 5,615,605 km (0.115 R)
• M9: 7,318,328 km (0.053 R)
• M10: 7,873,336 km (0.088 R)
• M11: 8,959,416 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.4

Radius: 9.8

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.82 AU - 4.64 AU

Year: 5064 Days

Day: 10.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,303,560 km

• M1: 121,922 km (0.079 R)
• M2: 492,177 km (0.078 R)
• M3: 797,057 km (0.107 R)
• M4: 1,187,807 km (0.091 R)
• M5: 1,517,970 km (0.089 R)
• M6: 1,910,066 km (0.067 R)
• M7: 2,293,186 km (0.066 R)
• M8: 2,866,295 km (0.118 R)
• M9: 3,235,054 km (0.116 R)
• M10: 4,415,980 km (0.106 R)
• M11: 5,223,958 km (0.08 R)
• M12: 5,863,339 km (0.097 R)
• M13: 7,000,432 km (0.031 R)
• M14: 8,953,732 km (0.101 R)
• M15: 10,542,461 km (0.112 R)
• M16: 11,066,951 km (0.105 R)
• M17: 12,599,731 km (0.114 R)
• M18: 14,059,357 km (0.115 R)
• M19: 14,965,771 km (0.101 R)
• M20: 16,368,700 km (0.117 R)
• M21: 21,516,363 km (0.081 R)
• M22: 26,356,602 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.9

Radius: 12.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.74 AU - 4.78 AU

Year: 6180 Days

Day: 6.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,303,560 km

• M1: 170,242 km (0.067 R)
• M2: 647,609 km (0.101 R)
• M3: 1,053,019 km (0.096 R)
• M4: 1,572,124 km (0.115 R)
• M5: 2,261,172 km (0.1 R)
• M6: 3,654,227 km (0.115 R)
• M7: 4,813,760 km (0.052 R)
• M8: 5,556,813 km (0.117 R)
• M9: 9,096,598 km (0.095 R)
• M10: 9,859,696 km (0.03 R)
• M11: 10,959,540 km (0.059 R)
• M12: 14,154,203 km (0.113 R)
• M13: 15,868,594 km (0.111 R)
• M14: 16,644,259 km (0.1 R)
• M15: 17,444,907 km (0.092 R)
• M16: 17,993,033 km (0.085 R)
• M17: 20,451,226 km (0.119 R)
• M18: 20,983,794 km (0.052 R)
• M19: 23,372,274 km (0.105 R)
• M20: 31,618,258 km (0.071 R)
• M21: 33,054,248 km (0.108 R)
• M22: 34,426,060 km (0.113 R)
• M23: 35,725,916 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.2

Radius: 4.4

Gravity: 30.23 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.52 AU - 8.5 AU

Year: 13046 Days

Day: 24.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,303,560 km

• M1: 55,351 km (0.098 R)
• M2: 564,283 km (0.065 R)
• M3: 943,663 km (0.079 R)
• M4: 1,195,287 km (0.108 R)
• M5: 1,405,322 km (0.09 R)
• M6: 2,224,820 km (0.104 R)
• M7: 2,481,679 km (0.092 R)
• M8: 2,692,612 km (0.118 R)
• M9: 3,578,979 km (0.082 R)
• M10: 5,795,571 km (0.073 R)
• M11: 6,129,474 km (0.102 R)
• M12: 6,320,510 km (0.07 R)
• M13: 6,754,793 km (0.065 R)
• M14: 8,085,466 km (0.096 R)
• M15: 8,408,597 km (0.112 R)
• M16: 11,139,805 km (0.082 R)
• M17: 12,127,600 km (0.066 R)
• M18: 13,235,522 km (0.12 R)
• M19: 14,611,673 km (0.103 R)
• M20: 15,580,319 km (0.083 R)
• M21: 16,443,948 km (0.044 R)
• M22: 22,758,324 km (0.079 R)
• M23: 23,124,540 km (0.036 R)
• M24: 23,401,745 km (0.067 R)
• M25: 25,111,648 km (0.086 R)
• M26: 25,699,717 km (0.092 R)
• M27: 28,354,182 km (0.047 R)
• M28: 33,724,297 km (0.043 R)
• M29: 33,961,709 km (0.081 R)
• M30: 36,397,162 km (0.093 R)
• M31: 38,946,609 km (0.119 R)
• M32: 42,712,286 km (0.088 R)
• M33: 43,129,515 km (0.08 R)
• M34: 45,690,630 km (0.11 R)
• M35: 45,835,740 km (0.044 R)
• M36: 52,692,260 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 16,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit