🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 8.3

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.15 AU - 1.71 AU

Year: 1140 Days

Day: 13.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,637,182 km

• M1: 103,671 km (0.106 R)
• M2: 450,738 km (0.086 R)
• M3: 778,657 km (0.09 R)
• M4: 1,165,517 km (0.092 R)
• M5: 1,516,324 km (0.065 R)
• M6: 2,194,750 km (0.065 R)
• M7: 2,475,546 km (0.081 R)
• M8: 3,209,174 km (0.055 R)
• M9: 3,492,512 km (0.115 R)
• M10: 3,934,723 km (0.109 R)
• M11: 4,539,398 km (0.106 R)
• M12: 5,452,394 km (0.098 R)
• M13: 6,563,756 km (0.055 R)
• M14: 7,001,330 km (0.069 R)
• M15: 7,259,985 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 13.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.95 AU - 3.01 AU

Year: 2604 Days

Day: 9.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,637,182 km

• M1: 172,337 km (0.058 R)
• M2: 888,013 km (0.083 R)
• M3: 1,327,980 km (0.072 R)
• M4: 1,884,933 km (0.049 R)
• M5: 2,831,289 km (0.049 R)
• M6: 3,378,818 km (0.073 R)
• M7: 4,604,174 km (0.08 R)
• M8: 5,179,677 km (0.067 R)
• M9: 6,133,214 km (0.102 R)
• M10: 7,824,866 km (0.104 R)
• M11: 8,324,523 km (0.088 R)
• M12: 9,046,333 km (0.059 R)
• M13: 9,809,581 km (0.12 R)
• M14: 10,465,717 km (0.086 R)
• M15: 10,919,298 km (0.119 R)
• M16: 11,947,185 km (0.079 R)
• M17: 13,967,953 km (0.075 R)
• M18: 14,658,347 km (0.067 R)
• M19: 15,663,196 km (0.101 R)
• M20: 16,918,622 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.1

Radius: 13

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.67 AU - 2.75 AU

Year: 2975 Days

Day: 11.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,637,182 km

• M1: 161,715 km (0.118 R)
• M2: 809,773 km (0.095 R)
• M3: 1,229,844 km (0.087 R)
• M4: 1,679,834 km (0.065 R)
• M5: 2,175,901 km (0.098 R)
• M6: 2,589,539 km (0.107 R)
• M7: 3,275,894 km (0.109 R)
• M8: 3,824,320 km (0.04 R)
• M9: 5,059,998 km (0.104 R)
• M10: 6,030,440 km (0.084 R)
• M11: 6,546,403 km (0.115 R)
• M12: 7,887,099 km (0.087 R)
• M13: 8,372,394 km (0.063 R)
• M14: 9,801,952 km (0.071 R)
• M15: 10,211,850 km (0.098 R)
• M16: 10,986,617 km (0.085 R)
• M17: 13,365,523 km (0.081 R)
• M18: 14,292,880 km (0.084 R)
• M19: 16,536,100 km (0.104 R)
• M20: 18,156,095 km (0.073 R)
• M21: 19,177,699 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670

Radius: 14.5

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.96 AU - 5.02 AU

Year: 6345 Days

Day: 5.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,637,182 km

• M1: 180,415 km (0.092 R)
• M2: 753,076 km (0.082 R)
• M3: 1,653,356 km (0.102 R)
• M4: 3,239,542 km (0.102 R)
• M5: 3,809,061 km (0.12 R)
• M6: 5,683,821 km (0.104 R)
• M7: 6,790,247 km (0.115 R)
• M8: 7,285,715 km (0.059 R)
• M9: 8,113,590 km (0.083 R)
• M10: 9,912,205 km (0.077 R)
• M11: 14,343,294 km (0.091 R)
• M12: 16,639,173 km (0.043 R)
• M13: 17,216,920 km (0.107 R)
• M14: 19,663,443 km (0.115 R)
• M15: 20,748,327 km (0.071 R)
• M16: 21,568,871 km (0.07 R)
• M17: 23,434,506 km (0.114 R)
• M18: 24,653,879 km (0.057 R)
• M19: 25,153,386 km (0.115 R)
• M20: 34,402,424 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.6

Radius: 5.8

Gravity: 13.07 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.77 AU - 6.31 AU

Year: 9899 Days

Day: 22.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,637,182 km

• M1: 73,303 km (0.032 R)
• M2: 323,431 km (0.092 R)
• M3: 743,950 km (0.068 R)
• M4: 1,061,546 km (0.106 R)
• M5: 1,466,358 km (0.089 R)
• M6: 2,216,592 km (0.093 R)
• M7: 3,635,976 km (0.063 R)
• M8: 4,549,271 km (0.038 R)
• M9: 5,542,003 km (0.104 R)
• M10: 8,363,568 km (0.12 R)
• M11: 8,882,523 km (0.037 R)
• M12: 9,468,648 km (0.044 R)
• M13: 9,936,889 km (0.039 R)
• M14: 10,371,321 km (0.086 R)
• M15: 10,768,055 km (0.063 R)
• M16: 11,329,944 km (0.118 R)
• M17: 13,190,643 km (0.049 R)
• M18: 16,019,389 km (0.042 R)
• M19: 17,159,624 km (0.088 R)
• M20: 20,283,526 km (0.086 R)
• M21: 22,019,610 km (0.108 R)
• M22: 22,674,699 km (0.087 R)
• M23: 26,146,267 km (0.081 R)
• M24: 28,680,006 km (0.082 R)
• M25: 29,362,771 km (0.087 R)
• M26: 32,727,526 km (0.114 R)
• M27: 34,229,489 km (0.053 R)
• M28: 34,557,258 km (0.081 R)
• M29: 35,108,077 km (0.056 R)
• M30: 35,552,981 km (0.094 R)
• M31: 37,834,049 km (0.069 R)
• M32: 38,301,692 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.6

Radius: 6.1

Gravity: 25.57 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.17 AU - 7.03 AU

Year: 10047 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,637,182 km

• M1: 88,562 km (0.096 R)
• M2: 393,592 km (0.068 R)
• M3: 1,153,998 km (0.105 R)
• M4: 1,881,193 km (0.091 R)
• M5: 2,294,981 km (0.084 R)
• M6: 3,181,049 km (0.096 R)
• M7: 6,573,779 km (0.091 R)
• M8: 7,266,417 km (0.1 R)
• M9: 8,233,867 km (0.072 R)
• M10: 8,465,145 km (0.08 R)
• M11: 9,434,091 km (0.115 R)
• M12: 11,647,840 km (0.114 R)
• M13: 12,844,174 km (0.116 R)
• M14: 16,116,927 km (0.113 R)
• M15: 17,522,847 km (0.095 R)
• M16: 17,828,925 km (0.067 R)
• M17: 18,294,772 km (0.073 R)
• M18: 20,491,916 km (0.077 R)
• M19: 25,013,811 km (0.082 R)
• M20: 25,991,732 km (0.104 R)
• M21: 26,893,359 km (0.1 R)
• M22: 29,399,422 km (0.032 R)
• M23: 30,158,632 km (0.108 R)
• M24: 31,943,035 km (0.093 R)
• M25: 41,793,456 km (0.107 R)
• M26: 42,615,048 km (0.098 R)
• M27: 44,858,418 km (0.09 R)
• M28: 45,719,652 km (0.087 R)
• M29: 47,475,034 km (0.063 R)
• M30: 48,369,330 km (0.078 R)
• M31: 53,650,135 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.9

Radius: 7.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.75 AU - 8.61 AU

Year: 15601 Days

Day: 20 Hours

Environment

Temp: -231 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,637,182 km

• M1: 94,396 km (0.046 R)
• M2: 774,618 km (0.085 R)
• M3: 1,245,851 km (0.09 R)
• M4: 2,395,511 km (0.12 R)
• M5: 6,165,975 km (0.094 R)
• M6: 6,419,245 km (0.114 R)
• M7: 8,975,423 km (0.045 R)
• M8: 9,877,798 km (0.093 R)
• M9: 12,424,702 km (0.114 R)
• M10: 14,221,671 km (0.065 R)
• M11: 15,379,110 km (0.118 R)
• M12: 17,160,222 km (0.026 R)
• M13: 17,445,954 km (0.063 R)
• M14: 20,400,512 km (0.067 R)
• M15: 22,545,745 km (0.119 R)
• M16: 22,888,474 km (0.076 R)
• M17: 23,147,877 km (0.076 R)
• M18: 31,982,828 km (0.073 R)
• M19: 35,556,721 km (0.079 R)
• M20: 36,138,058 km (0.114 R)
• M21: 36,725,828 km (0.055 R)
• M22: 36,962,791 km (0.065 R)
• M23: 40,639,458 km (0.054 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 14,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit