🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.4

Radius: 8.1

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.12 AU - 1.8 AU

Year: 1139 Days

Day: 10.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,712,467 km

• M1: 101,128 km (0.117 R)
• M2: 420,071 km (0.042 R)
• M3: 729,140 km (0.103 R)
• M4: 1,082,939 km (0.037 R)
• M5: 2,134,911 km (0.11 R)
• M6: 3,299,082 km (0.049 R)
• M7: 6,019,519 km (0.114 R)
• M8: 7,011,203 km (0.105 R)
• M9: 7,333,736 km (0.083 R)
• M10: 8,540,991 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 14.7

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.67 AU - 3.99 AU

Year: 3924 Days

Day: 9.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,712,467 km

• M1: 182,809 km (0.12 R)
• M2: 692,937 km (0.109 R)
• M3: 1,752,838 km (0.11 R)
• M4: 2,778,780 km (0.107 R)
• M5: 3,304,767 km (0.103 R)
• M6: 3,834,941 km (0.104 R)
• M7: 4,678,225 km (0.119 R)
• M8: 5,944,870 km (0.061 R)
• M9: 7,462,241 km (0.073 R)
• M10: 7,998,699 km (0.109 R)
• M11: 8,925,757 km (0.052 R)
• M12: 9,725,806 km (0.116 R)
• M13: 10,490,551 km (0.045 R)
• M14: 11,208,471 km (0.033 R)
• M15: 11,690,326 km (0.081 R)
• M16: 12,277,647 km (0.05 R)
• M17: 13,027,581 km (0.078 R)
• M18: 14,464,469 km (0.098 R)
• M19: 15,408,132 km (0.09 R)
• M20: 17,071,660 km (0.112 R)
• M21: 17,769,684 km (0.107 R)
• M22: 18,668,767 km (0.111 R)
• M23: 19,787,610 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.6

Radius: 11.9

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.92 AU - 5.1 AU

Year: 7241 Days

Day: 9.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,712,467 km

• M1: 147,952 km (0.057 R)
• M2: 874,250 km (0.038 R)
• M3: 1,338,901 km (0.108 R)
• M4: 2,148,375 km (0.111 R)
• M5: 3,129,438 km (0.069 R)
• M6: 4,532,516 km (0.091 R)
• M7: 9,570,673 km (0.116 R)
• M8: 11,655,021 km (0.09 R)
• M9: 13,580,794 km (0.089 R)
• M10: 14,805,402 km (0.081 R)
• M11: 15,181,940 km (0.056 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.5

Radius: 5.3

Gravity: 33.66 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.12 AU - 6.26 AU

Year: 9944 Days

Day: 16.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,712,467 km

• M1: 73,453 km (0.103 R)
• M2: 271,371 km (0.085 R)
• M3: 471,832 km (0.042 R)
• M4: 946,506 km (0.076 R)
• M5: 1,528,591 km (0.083 R)
• M6: 2,208,813 km (0.117 R)
• M7: 2,381,897 km (0.085 R)
• M8: 2,866,295 km (0.088 R)
• M9: 3,541,580 km (0.098 R)
• M10: 3,944,297 km (0.055 R)
• M11: 5,101,138 km (0.106 R)
• M12: 5,649,863 km (0.11 R)
• M13: 5,829,231 km (0.063 R)
• M14: 6,703,780 km (0.115 R)
• M15: 10,267,051 km (0.097 R)
• M16: 11,364,950 km (0.078 R)
• M17: 13,155,338 km (0.073 R)
• M18: 13,791,727 km (0.079 R)
• M19: 20,386,151 km (0.093 R)
• M20: 23,933,266 km (0.088 R)
• M21: 26,148,511 km (0.093 R)
• M22: 26,547,189 km (0.094 R)
• M23: 27,664,536 km (0.074 R)
• M24: 27,870,981 km (0.068 R)
• M25: 28,078,473 km (0.042 R)
• M26: 28,287,013 km (0.053 R)
• M27: 31,992,103 km (0.083 R)
• M28: 32,793,050 km (0.086 R)
• M29: 33,842,479 km (0.077 R)
• M30: 36,377,714 km (0.107 R)
• M31: 38,520,554 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.3

Radius: 7.9

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.46 AU - 8.38 AU

Year: 13050 Days

Day: 17.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,712,467 km

• M1: 100,231 km (0.037 R)
• M2: 374,593 km (0.043 R)
• M3: 929,003 km (0.079 R)
• M4: 1,575,864 km (0.115 R)
• M5: 2,079,710 km (0.058 R)
• M6: 2,753,498 km (0.111 R)
• M7: 3,008,114 km (0.111 R)
• M8: 3,982,744 km (0.116 R)
• M9: 4,309,615 km (0.085 R)
• M10: 4,590,261 km (0.114 R)
• M11: 6,220,878 km (0.093 R)
• M12: 6,539,521 km (0.086 R)
• M13: 8,884,169 km (0.078 R)
• M14: 9,186,506 km (0.053 R)
• M15: 9,811,975 km (0.092 R)
• M16: 10,746,064 km (0.057 R)
• M17: 11,798,335 km (0.111 R)
• M18: 12,225,587 km (0.118 R)
• M19: 13,371,806 km (0.053 R)
• M20: 17,316,702 km (0.114 R)
• M21: 19,342,107 km (0.12 R)
• M22: 24,540,334 km (0.03 R)
• M23: 29,806,777 km (0.088 R)
• M24: 31,522,665 km (0.09 R)
• M25: 34,279,754 km (0.088 R)
• M26: 35,024,601 km (0.101 R)
• M27: 39,994,542 km (0.027 R)
• M28: 44,675,459 km (0.064 R)
• M29: 45,862,818 km (0.112 R)
• M30: 46,313,406 km (0.115 R)
• M31: 51,467,053 km (0.063 R)
• M32: 54,601,128 km (0.099 R)
• M33: 55,446,506 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.2

Radius: 7.2

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.76 AU - 8.64 AU

Year: 15161 Days

Day: 21.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,712,467 km

• M1: 89,609 km (0.065 R)
• M2: 615,745 km (0.1 R)
• M3: 988,842 km (0.064 R)
• M4: 1,819,409 km (0.049 R)
• M5: 2,836,525 km (0.059 R)
• M6: 3,293,397 km (0.118 R)
• M7: 5,271,231 km (0.111 R)
• M8: 6,491,351 km (0.068 R)
• M9: 7,206,129 km (0.073 R)
• M10: 7,765,625 km (0.057 R)
• M11: 9,477,175 km (0.1 R)
• M12: 10,002,114 km (0.108 R)
• M13: 13,928,459 km (0.098 R)
• M14: 14,172,753 km (0.113 R)
• M15: 17,120,728 km (0.112 R)
• M16: 18,553,278 km (0.043 R)
• M17: 22,986,610 km (0.107 R)
• M18: 24,905,951 km (0.109 R)
• M19: 31,825,750 km (0.081 R)
• M20: 38,230,484 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747.6

Radius: 3.5

Gravity: 61.03 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 8.23 AU - 11.59 AU

Year: 20143 Days

Day: 16.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,712,467 km

• M1: 44,281 km (0.071 R)
• M2: 179,517 km (0.117 R)
• M3: 457,919 km (0.102 R)
• M4: 626,815 km (0.073 R)
• M5: 847,322 km (0.112 R)
• M6: 975,977 km (0.114 R)
• M7: 1,609,224 km (0.101 R)
• M8: 1,733,690 km (0.108 R)
• M9: 1,864,588 km (0.068 R)
• M10: 1,982,172 km (0.049 R)
• M11: 2,297,524 km (0.059 R)
• M12: 2,409,872 km (0.101 R)
• M13: 2,870,634 km (0.073 R)
• M14: 3,135,571 km (0.089 R)
• M15: 8,368,505 km (0.03 R)
• M16: 8,581,532 km (0.095 R)
• M17: 11,297,631 km (0.062 R)
• M18: 15,155,760 km (0.117 R)
• M19: 16,866,711 km (0.12 R)
• M20: 17,550,972 km (0.076 R)
• M21: 18,431,954 km (0.101 R)
• M22: 18,792,485 km (0.049 R)
• M23: 18,974,545 km (0.068 R)
• M24: 21,848,021 km (0.068 R)
• M25: 23,074,275 km (0.071 R)
• M26: 38,390,254 km (0.06 R)
• M27: 47,172,248 km (0.074 R)
• M28: 47,340,246 km (0.102 R)
• M29: 53,837,132 km (0.108 R)
• M30: 54,943,708 km (0.114 R)
• M31: 59,130,952 km (0.091 R)
• M32: 60,308,736 km (0.066 R)
• M33: 61,702,539 km (0.103 R)
• M34: 66,432,974 km (0.061 R)
• M35: 72,958,582 km (0.077 R)
• M36: 74,086,101 km (0.1 R)
• M37: 74,313,041 km (0.11 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: 288 - 20,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit