🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

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: 968.9

Radius: 9.9

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.51 AU - 0.71 AU

Year: 323 Days

Day: 9.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,357,420 km

• M1: 124,166 km (0.092 R)
• M2: 442,062 km (0.108 R)
• M3: 750,832 km (0.112 R)
• M4: 1,207,853 km (0.071 R)
• M5: 1,548,188 km (0.057 R)
• M6: 1,914,254 km (0.094 R)
• M7: 2,250,401 km (0.028 R)
• M8: 2,578,020 km (0.09 R)
• M9: 3,054,190 km (0.09 R)
• M10: 3,411,430 km (0.102 R)
• M11: 3,783,929 km (0.066 R)
• M12: 4,157,175 km (0.091 R)
• M13: 4,932,691 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.3

Radius: 11

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.98 AU - 1.06 AU

Year: 699 Days

Day: 12 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,357,420 km

• M1: 136,732 km (0.12 R)
• M2: 510,877 km (0.104 R)
• M3: 859,141 km (0.064 R)
• M4: 1,294,770 km (0.109 R)
• M5: 2,304,854 km (0.105 R)
• M6: 2,717,595 km (0.081 R)
• M7: 3,410,383 km (0.099 R)
• M8: 3,834,493 km (0.073 R)
• M9: 4,339,984 km (0.085 R)
• M10: 4,806,131 km (0.118 R)
• M11: 5,707,009 km (0.049 R)
• M12: 6,327,541 km (0.103 R)
• M13: 7,543,921 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52

Radius: 13.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.84 AU - 1.22 AU

Year: 709 Days

Day: 5.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 21,357,420 km

• M1: 174,730 km (0.106 R)
• M2: 667,506 km (0.063 R)
• M3: 1,406,070 km (0.108 R)
• M4: 2,281,667 km (0.095 R)
• M5: 3,114,179 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.5

Radius: 14.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.6 AU - 2.52 AU

Year: 2005 Days

Day: 6.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,357,420 km

• M1: 184,005 km (0.115 R)
• M2: 633,547 km (0.066 R)
• M3: 1,191,397 km (0.083 R)
• M4: 1,861,596 km (0.081 R)
• M5: 2,702,635 km (0.066 R)
• M6: 3,261,383 km (0.086 R)
• M7: 4,087,612 km (0.102 R)
• M8: 4,938,076 km (0.063 R)
• M9: 5,465,109 km (0.12 R)
• M10: 6,552,088 km (0.082 R)
• M11: 7,190,122 km (0.071 R)
• M12: 8,526,929 km (0.106 R)
• M13: 9,018,657 km (0.055 R)
• M14: 10,059,410 km (0.1 R)
• M15: 10,986,617 km (0.053 R)
• M16: 12,010,615 km (0.043 R)
• M17: 13,887,470 km (0.079 R)
• M18: 16,803,132 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.3

Radius: 14.2

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.68 AU - 2.72 AU

Year: 3009 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,357,420 km

• M1: 176,675 km (0.097 R)
• M2: 636,988 km (0.079 R)
• M3: 1,288,935 km (0.059 R)
• M4: 2,101,252 km (0.094 R)
• M5: 2,977,147 km (0.11 R)
• M6: 3,491,166 km (0.117 R)
• M7: 4,429,294 km (0.091 R)
• M8: 5,326,133 km (0.057 R)
• M9: 6,200,383 km (0.096 R)
• M10: 6,745,966 km (0.09 R)
• M11: 7,737,501 km (0.091 R)
• M12: 8,200,955 km (0.11 R)
• M13: 9,591,019 km (0.113 R)
• M14: 10,441,782 km (0.093 R)
• M15: 11,553,892 km (0.071 R)
• M16: 12,160,961 km (0.111 R)
• M17: 13,724,258 km (0.078 R)
• M18: 15,626,096 km (0.101 R)
• M19: 16,369,149 km (0.069 R)
• M20: 18,505,556 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 13.6

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.88 AU - 4.1 AU

Year: 4422 Days

Day: 10.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,357,420 km

• M1: 277,205 km (0.103 R)
• M2: 1,151,604 km (0.118 R)
• M3: 2,218,836 km (0.091 R)
• M4: 3,017,688 km (0.106 R)
• M5: 6,064,249 km (0.079 R)
• M6: 9,023,744 km (0.096 R)
• M7: 11,851,143 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.9

Radius: 12.1

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.51 AU - 3.99 AU

Year: 4925 Days

Day: 5.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 21,357,420 km

• M1: 150,495 km (0.059 R)
• M2: 590,762 km (0.101 R)
• M3: 1,114,205 km (0.118 R)
• M4: 1,928,616 km (0.086 R)
• M5: 2,640,253 km (0.119 R)
• M6: 3,498,496 km (0.089 R)
• M7: 4,357,038 km (0.077 R)
• M8: 5,236,823 km (0.095 R)
• M9: 6,893,021 km (0.065 R)
• M10: 7,491,712 km (0.112 R)
• M11: 9,886,624 km (0.118 R)
• M12: 10,649,124 km (0.09 R)
• M13: 13,494,027 km (0.083 R)
• M14: 14,488,853 km (0.06 R)
• M15: 15,295,933 km (0.069 R)
• M16: 16,811,360 km (0.068 R)
• M17: 18,159,985 km (0.088 R)
• M18: 19,998,094 km (0.104 R)
• M19: 24,041,425 km (0.026 R)
• M20: 26,254,277 km (0.109 R)
• M21: 27,627,884 km (0.115 R)
• M22: 28,778,741 km (0.096 R)
• M23: 30,146,065 km (0.106 R)
• M24: 30,704,963 km (0.097 R)
• M25: 31,270,892 km (0.098 R)
• M26: 32,326,155 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.1

Radius: 7.2

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.46 AU - 7.24 AU

Year: 10853 Days

Day: 17.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 21,357,420 km

• M1: 97,987 km (0.112 R)
• M2: 362,625 km (0.067 R)
• M3: 708,047 km (0.115 R)
• M4: 981,362 km (0.074 R)
• M5: 1,519,316 km (0.079 R)
• M6: 1,808,189 km (0.112 R)
• M7: 2,203,427 km (0.094 R)
• M8: 2,797,929 km (0.1 R)
• M9: 3,567,760 km (0.064 R)
• M10: 4,028,671 km (0.112 R)
• M11: 4,499,754 km (0.09 R)
• M12: 4,884,370 km (0.071 R)
• M13: 5,753,235 km (0.052 R)
• M14: 6,242,420 km (0.114 R)
• M15: 6,608,486 km (0.07 R)
• M16: 8,436,422 km (0.053 R)
• M17: 12,361,122 km (0.11 R)
• M18: 14,525,504 km (0.102 R)
• M19: 15,965,982 km (0.117 R)
• M20: 16,237,802 km (0.111 R)
• M21: 16,790,566 km (0.114 R)
• M22: 19,204,327 km (0.047 R)
• M23: 19,900,706 km (0.055 R)
• M24: 24,257,893 km (0.109 R)
• M25: 24,980,301 km (0.032 R)
• M26: 25,346,666 km (0.057 R)
• M27: 29,414,233 km (0.086 R)
• M28: 34,008,533 km (0.101 R)
• M29: 34,685,314 km (0.05 R)
• M30: 35,256,329 km (0.114 R)
• M31: 36,416,759 km (0.074 R)
• M32: 36,769,810 km (0.047 R)
• M33: 37,006,474 km (0.118 R)
• M34: 38,569,622 km (0.098 R)
• M35: 41,955,620 km (0.109 R)
• M36: 44,722,433 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.6

Radius: 3.8

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.89 AU - 7.53 AU

Year: 11789 Days

Day: 21.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,357,420 km

• M1: 48,619 km (0.085 R)
• M2: 338,241 km (0.103 R)
• M3: 605,572 km (0.034 R)
• M4: 1,153,100 km (0.108 R)
• M5: 1,462,918 km (0.098 R)
• M6: 1,937,891 km (0.11 R)
• M7: 3,310,451 km (0.106 R)
• M8: 4,650,250 km (0.095 R)
• M9: 6,807,152 km (0.088 R)
• M10: 8,337,239 km (0.108 R)
• M11: 20,976,165 km (0.099 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 13,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit