🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.1

Radius: 9.7

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.03 AU - 1.69 AU

Year: 1058 Days

Day: 14.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,487,674 km

• M1: 120,576 km (0.107 R)
• M2: 431,291 km (0.1 R)
• M3: 828,473 km (0.087 R)
• M4: 1,141,881 km (0.114 R)
• M5: 1,666,819 km (0.096 R)
• M6: 2,594,177 km (0.101 R)
• M7: 3,185,986 km (0.035 R)
• M8: 3,659,912 km (0.06 R)
• M9: 4,861,482 km (0.11 R)
• M10: 5,209,147 km (0.047 R)
• M11: 5,511,634 km (0.097 R)
• M12: 6,285,803 km (0.082 R)
• M13: 6,912,618 km (0.117 R)
• M14: 7,378,317 km (0.09 R)
• M15: 7,709,077 km (0.112 R)
• M16: 8,022,934 km (0.11 R)
• M17: 9,248,140 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.4

Radius: 11.8

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.88 AU - 2.82 AU

Year: 2402 Days

Day: 13.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 151.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,487,674 km

• M1: 146,756 km (0.04 R)
• M2: 736,321 km (0.098 R)
• M3: 1,292,077 km (0.096 R)
• M4: 1,714,242 km (0.049 R)
• M5: 2,094,370 km (0.118 R)
• M6: 2,477,042 km (0.057 R)
• M7: 2,891,577 km (0.057 R)
• M8: 3,522,731 km (0.062 R)
• M9: 4,224,195 km (0.081 R)
• M10: 5,105,775 km (0.046 R)
• M11: 5,519,413 km (0.111 R)
• M12: 5,905,974 km (0.071 R)
• M13: 7,063,413 km (0.093 R)
• M14: 8,241,646 km (0.088 R)
• M15: 8,619,680 km (0.109 R)
• M16: 9,108,266 km (0.087 R)
• M17: 12,235,909 km (0.077 R)
• M18: 13,798,160 km (0.072 R)
• M19: 14,242,316 km (0.114 R)
• M20: 14,926,427 km (0.119 R)
• M21: 15,872,484 km (0.091 R)
• M22: 16,360,322 km (0.079 R)
• M23: 17,009,577 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 11.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.42 AU - 3.74 AU

Year: 4517 Days

Day: 11.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,487,674 km

• M1: 144,362 km (0.08 R)
• M2: 553,662 km (0.092 R)
• M3: 1,487,601 km (0.086 R)
• M4: 2,814,684 km (0.119 R)
• M5: 3,656,471 km (0.102 R)
• M6: 4,415,232 km (0.03 R)
• M7: 5,813,523 km (0.082 R)
• M8: 6,972,458 km (0.102 R)
• M9: 8,195,121 km (0.082 R)
• M10: 8,798,748 km (0.095 R)
• M11: 9,743,758 km (0.032 R)
• M12: 10,159,640 km (0.106 R)
• M13: 10,788,849 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.7

Radius: 15

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.94 AU - 5.24 AU

Year: 6558 Days

Day: 14.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,487,674 km

• M1: 186,848 km (0.103 R)
• M2: 686,654 km (0.114 R)
• M3: 1,347,278 km (0.116 R)
• M4: 1,915,302 km (0.046 R)
• M5: 2,507,560 km (0.118 R)
• M6: 3,425,642 km (0.114 R)
• M7: 4,260,099 km (0.116 R)
• M8: 6,052,131 km (0.086 R)
• M9: 6,561,961 km (0.054 R)
• M10: 7,705,038 km (0.103 R)
• M11: 9,599,695 km (0.049 R)
• M12: 11,498,242 km (0.026 R)
• M13: 12,133,883 km (0.092 R)
• M14: 12,741,251 km (0.098 R)
• M15: 13,528,883 km (0.082 R)
• M16: 14,913,861 km (0.089 R)
• M17: 15,493,552 km (0.103 R)
• M18: 16,088,353 km (0.085 R)
• M19: 17,706,404 km (0.119 R)
• M20: 23,134,264 km (0.055 R)
• M21: 25,767,336 km (0.044 R)
• M22: 27,978,243 km (0.093 R)
• M23: 29,490,677 km (0.086 R)
• M24: 30,963,318 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.2

Radius: 6.9

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.98 AU - 7.9 AU

Year: 12192 Days

Day: 20.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,487,674 km

• M1: 87,964 km (0.072 R)
• M2: 433,086 km (0.055 R)
• M3: 1,113,158 km (0.077 R)
• M4: 4,084,770 km (0.119 R)
• M5: 8,968,542 km (0.093 R)
• M6: 10,187,465 km (0.091 R)
• M7: 13,454,234 km (0.12 R)
• M8: 17,359,038 km (0.047 R)
• M9: 20,232,364 km (0.081 R)
• M10: 24,345,707 km (0.11 R)
• M11: 25,210,981 km (0.118 R)
• M12: 25,997,118 km (0.107 R)
• M13: 26,698,283 km (0.087 R)
• M14: 29,090,952 km (0.109 R)
• M15: 46,510,128 km (0.112 R)
• M16: 49,501,038 km (0.046 R)
• M17: 50,887,960 km (0.12 R)
• M18: 52,300,463 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.6

Radius: 7.2

Gravity: 14.23 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 8.31 AU - 12.11 AU

Year: 21755 Days

Day: 24.4 Hours

Environment

Temp: -245 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,487,674 km

• M1: 111,151 km (0.118 R)
• M2: 459,714 km (0.097 R)
• M3: 919,877 km (0.114 R)
• M4: 1,937,442 km (0.101 R)
• M5: 2,248,157 km (0.096 R)
• M6: 3,132,131 km (0.038 R)
• M7: 3,385,549 km (0.12 R)
• M8: 3,652,731 km (0.112 R)
• M9: 4,297,199 km (0.106 R)
• M10: 5,090,965 km (0.076 R)
• M11: 5,851,970 km (0.119 R)
• M12: 7,648,191 km (0.088 R)
• M13: 8,320,933 km (0.111 R)
• M14: 8,864,721 km (0.084 R)
• M15: 10,955,501 km (0.106 R)
• M16: 12,012,859 km (0.113 R)
• M17: 14,405,527 km (0.068 R)
• M18: 16,166,443 km (0.111 R)
• M19: 18,155,796 km (0.053 R)
• M20: 20,206,334 km (0.089 R)
• M21: 20,791,262 km (0.11 R)
• M22: 23,886,442 km (0.106 R)
• M23: 24,982,994 km (0.081 R)
• M24: 28,839,328 km (0.084 R)
• M25: 29,956,226 km (0.112 R)
• M26: 31,230,500 km (0.064 R)
• M27: 36,403,295 km (0.068 R)
• M28: 37,269,018 km (0.098 R)
• M29: 41,491,269 km (0.093 R)
• M30: 46,525,835 km (0.119 R)
• M31: 47,888,223 km (0.088 R)
• M32: 51,410,056 km (0.075 R)
• M33: 52,316,769 km (0.089 R)
• M34: 54,536,203 km (0.078 R)
• M35: 57,592,188 km (0.107 R)
• M36: 58,964,450 km (0.079 R)
• M37: 61,773,898 km (0.099 R)
• M38: 65,940,348 km (0.066 R)
• M39: 74,135,170 km (0.099 R)
• M40: 81,994,294 km (0.072 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 11,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit