🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.2

Radius: 11.6

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.21 AU - 1.73 AU

Year: 1189 Days

Day: 10.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,574,330 km

• M1: 144,811 km (0.099 R)
• M2: 881,879 km (0.08 R)
• M3: 1,543,551 km (0.064 R)
• M4: 2,009,698 km (0.076 R)
• M5: 2,661,496 km (0.083 R)
• M6: 3,449,727 km (0.105 R)
• M7: 4,768,133 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441

Radius: 9.8

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.3 AU - 2.5 AU

Year: 2479 Days

Day: 14.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,574,330 km

• M1: 121,922 km (0.093 R)
• M2: 497,263 km (0.112 R)
• M3: 828,922 km (0.09 R)
• M4: 1,550,582 km (0.076 R)
• M5: 2,247,259 km (0.027 R)
• M6: 4,492,723 km (0.1 R)
• M7: 5,447,906 km (0.044 R)
• M8: 5,875,756 km (0.102 R)
• M9: 8,642,718 km (0.094 R)
• M10: 9,903,977 km (0.096 R)
• M11: 10,542,461 km (0.098 R)
• M12: 10,946,076 km (0.084 R)
• M13: 12,541,986 km (0.081 R)
• M14: 13,674,143 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.2

Radius: 14.5

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.48 AU - 5.52 AU

Year: 6366 Days

Day: 7.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,574,330 km

• M1: 186,249 km (0.081 R)
• M2: 726,447 km (0.057 R)
• M3: 2,721,634 km (0.104 R)
• M4: 3,186,883 km (0.115 R)
• M5: 3,850,350 km (0.088 R)
• M6: 4,440,813 km (0.103 R)
• M7: 5,211,242 km (0.058 R)
• M8: 5,805,594 km (0.11 R)
• M9: 7,589,250 km (0.086 R)
• M10: 8,650,048 km (0.116 R)
• M11: 9,127,714 km (0.097 R)
• M12: 10,327,489 km (0.078 R)
• M13: 10,815,926 km (0.029 R)
• M14: 11,839,624 km (0.12 R)
• M15: 13,380,034 km (0.095 R)
• M16: 13,902,579 km (0.096 R)
• M17: 14,499,175 km (0.106 R)
• M18: 17,397,933 km (0.065 R)
• M19: 18,587,386 km (0.11 R)
• M20: 21,441,414 km (0.106 R)
• M21: 22,157,988 km (0.108 R)
• M22: 24,836,238 km (0.12 R)
• M23: 25,715,575 km (0.101 R)
• M24: 31,741,078 km (0.117 R)
• M25: 33,515,309 km (0.115 R)
• M26: 34,806,937 km (0.068 R)
• M27: 39,827,890 km (0.067 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.9

Radius: 4.6

Gravity: 22.16 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 8.56 AU - 10.12 AU

Year: 19035 Days

Day: 21.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,574,330 km

• M1: 57,296 km (0.111 R)
• M2: 213,177 km (0.076 R)
• M3: 508,932 km (0.075 R)
• M4: 909,256 km (0.117 R)
• M5: 1,057,956 km (0.089 R)
• M6: 1,842,747 km (0.066 R)
• M7: 2,241,724 km (0.049 R)
• M8: 2,386,834 km (0.109 R)
• M9: 2,812,889 km (0.098 R)
• M10: 3,183,592 km (0.106 R)
• M11: 3,394,376 km (0.073 R)
• M12: 3,902,560 km (0.085 R)
• M13: 4,206,094 km (0.077 R)
• M14: 4,363,620 km (0.107 R)
• M15: 4,859,986 km (0.038 R)
• M16: 5,247,295 km (0.094 R)
• M17: 5,541,704 km (0.097 R)
• M18: 7,544,669 km (0.068 R)
• M19: 8,015,454 km (0.059 R)
• M20: 8,405,904 km (0.085 R)
• M21: 8,911,844 km (0.102 R)
• M22: 10,901,496 km (0.101 R)
• M23: 11,079,667 km (0.103 R)
• M24: 11,936,564 km (0.094 R)
• M25: 15,136,163 km (0.116 R)
• M26: 16,344,016 km (0.095 R)
• M27: 18,779,170 km (0.096 R)
• M28: 22,869,026 km (0.117 R)
• M29: 27,515,088 km (0.117 R)
• M30: 27,845,400 km (0.107 R)
• M31: 28,401,904 km (0.067 R)
• M32: 30,466,803 km (0.081 R)
• M33: 32,262,127 km (0.119 R)
• M34: 33,247,977 km (0.052 R)
• M35: 42,013,365 km (0.073 R)
• M36: 42,745,048 km (0.057 R)
• M37: 55,637,094 km (0.057 R)
• M38: 61,632,677 km (0.109 R)
• M39: 62,957,516 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.4

Radius: 3.4

Gravity: 78.41 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.91 AU - 12.33 AU

Year: 21468 Days

Day: 20 Hours

Environment

Temp: -242 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,574,330 km

• M1: 48,320 km (0.087 R)
• M2: 178,919 km (0.042 R)
• M3: 337,642 km (0.099 R)
• M4: 479,910 km (0.119 R)
• M5: 1,409,960 km (0.072 R)
• M6: 1,727,107 km (0.119 R)
• M7: 5,436,835 km (0.037 R)
• M8: 5,560,702 km (0.029 R)
• M9: 7,247,269 km (0.106 R)
• M10: 8,179,264 km (0.081 R)
• M11: 8,786,481 km (0.073 R)
• M12: 9,722,665 km (0.044 R)
• M13: 10,918,251 km (0.109 R)
• M14: 16,082,519 km (0.064 R)
• M15: 17,746,646 km (0.102 R)
• M16: 18,387,673 km (0.103 R)
• M17: 18,666,972 km (0.108 R)
• M18: 23,421,192 km (0.111 R)
• M19: 24,865,859 km (0.109 R)
• M20: 25,321,983 km (0.105 R)
• M21: 28,300,177 km (0.11 R)
• M22: 29,809,171 km (0.104 R)
• M23: 32,441,944 km (0.074 R)
• M24: 33,537,000 km (0.098 R)
• M25: 33,953,930 km (0.089 R)
• M26: 34,656,591 km (0.065 R)
• M27: 35,368,826 km (0.113 R)
• M28: 36,675,264 km (0.092 R)
• M29: 44,189,865 km (0.107 R)
• M30: 46,045,477 km (0.036 R)
• M31: 46,560,392 km (0.055 R)
• M32: 50,273,112 km (0.098 R)
• M33: 50,454,575 km (0.073 R)
• M34: 55,329,969 km (0.069 R)
• M35: 56,891,023 km (0.116 R)
• M36: 60,304,996 km (0.091 R)
• M37: 61,541,871 km (0.073 R)
• M38: 67,537,754 km (0.038 R)
• M39: 68,424,869 km (0.053 R)
• M40: 77,484,965 km (0.111 R)
• M41: 78,946,237 km (0.031 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 12,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit