🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.1

Radius: 11.4

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.69 AU - 0.85 AU

Year: 443 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 52,746,597 km

• M1: 170,990 km (0.102 R)
• M2: 686,654 km (0.082 R)
• M3: 1,045,988 km (0.096 R)
• M4: 1,642,585 km (0.107 R)
• M5: 2,541,817 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.1

Radius: 10.3

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.78 AU - 1.06 AU

Year: 579 Days

Day: 7.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,746,597 km

• M1: 128,205 km (0.094 R)
• M2: 573,109 km (0.069 R)
• M3: 909,854 km (0.106 R)
• M4: 1,481,917 km (0.076 R)
• M5: 2,101,401 km (0.092 R)
• M6: 3,146,193 km (0.11 R)
• M7: 3,756,851 km (0.118 R)
• M8: 4,127,555 km (0.044 R)
• M9: 4,843,680 km (0.099 R)
• M10: 5,301,300 km (0.054 R)
• M11: 6,167,023 km (0.068 R)
• M12: 6,767,209 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97

Radius: 13.3

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.89 AU - 1.33 AU

Year: 767 Days

Day: 6.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,746,597 km

• M1: 165,455 km (0.1 R)
• M2: 582,833 km (0.115 R)
• M3: 1,304,493 km (0.07 R)
• M4: 1,821,354 km (0.116 R)
• M5: 2,390,275 km (0.079 R)
• M6: 3,208,126 km (0.076 R)
• M7: 3,683,249 km (0.099 R)
• M8: 4,356,290 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.7

Radius: 11.7

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.19 AU - 1.93 AU

Year: 1278 Days

Day: 9.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,746,597 km

• M1: 145,559 km (0.047 R)
• M2: 574,456 km (0.12 R)
• M3: 1,172,099 km (0.101 R)
• M4: 1,701,825 km (0.085 R)
• M5: 2,254,290 km (0.108 R)
• M6: 3,300,279 km (0.102 R)
• M7: 3,912,134 km (0.029 R)
• M8: 4,446,049 km (0.038 R)
• M9: 4,882,127 km (0.113 R)
• M10: 6,345,343 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 12.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.01 AU - 2.91 AU

Year: 2531 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,746,597 km

• M1: 160,818 km (0.083 R)
• M2: 933,940 km (0.039 R)
• M3: 1,729,800 km (0.11 R)
• M4: 2,354,521 km (0.086 R)
• M5: 3,352,189 km (0.112 R)
• M6: 4,117,382 km (0.105 R)
• M7: 4,552,263 km (0.044 R)
• M8: 5,704,316 km (0.043 R)
• M9: 8,360,277 km (0.1 R)
• M10: 9,259,959 km (0.118 R)
• M11: 10,223,070 km (0.095 R)
• M12: 14,890,972 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.8

Radius: 9.6

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.58 AU - 2.76 AU

Year: 2862 Days

Day: 9.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,746,597 km

• M1: 124,017 km (0.073 R)
• M2: 517,908 km (0.032 R)
• M3: 1,159,533 km (0.09 R)
• M4: 1,474,586 km (0.093 R)
• M5: 2,226,764 km (0.08 R)
• M6: 2,533,739 km (0.1 R)
• M7: 2,902,498 km (0.077 R)
• M8: 3,325,411 km (0.119 R)
• M9: 4,037,048 km (0.063 R)
• M10: 4,339,984 km (0.08 R)
• M11: 5,164,567 km (0.034 R)
• M12: 5,788,091 km (0.082 R)
• M13: 6,460,982 km (0.108 R)
• M14: 8,371,347 km (0.108 R)
• M15: 8,687,298 km (0.077 R)
• M16: 9,531,329 km (0.098 R)
• M17: 10,713,003 km (0.109 R)
• M18: 12,078,382 km (0.12 R)
• M19: 12,710,882 km (0.1 R)
• M20: 13,556,260 km (0.055 R)
• M21: 14,189,807 km (0.079 R)
• M22: 14,488,853 km (0.106 R)
• M23: 14,842,951 km (0.094 R)
• M24: 18,769,446 km (0.098 R)
• M25: 19,617,966 km (0.088 R)
• M26: 20,365,357 km (0.114 R)
• M27: 20,682,354 km (0.074 R)
• M28: 22,116,549 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.1

Radius: 10.1

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.57 AU - 4.31 AU

Year: 5130 Days

Day: 8 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,746,597 km

• M1: 125,662 km (0.094 R)
• M2: 764,146 km (0.111 R)
• M3: 2,311,138 km (0.079 R)
• M4: 4,105,863 km (0.093 R)
• M5: 4,776,361 km (0.09 R)
• M6: 6,458,439 km (0.048 R)
• M7: 7,529,261 km (0.034 R)
• M8: 9,052,616 km (0.094 R)
• M9: 10,736,789 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.8

Radius: 10.3

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.18 AU - 5.44 AU

Year: 8027 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,746,597 km

• M1: 128,804 km (0.084 R)
• M2: 633,397 km (0.114 R)
• M3: 1,381,686 km (0.097 R)
• M4: 1,767,349 km (0.094 R)
• M5: 2,276,730 km (0.06 R)
• M6: 3,245,526 km (0.083 R)
• M7: 3,886,253 km (0.071 R)
• M8: 4,496,762 km (0.114 R)
• M9: 4,958,272 km (0.116 R)
• M10: 5,515,075 km (0.102 R)
• M11: 6,392,616 km (0.081 R)
• M12: 6,753,895 km (0.082 R)
• M13: 9,678,982 km (0.088 R)
• M14: 12,335,691 km (0.038 R)
• M15: 12,727,039 km (0.107 R)
• M16: 15,380,007 km (0.115 R)
• M17: 19,790,751 km (0.105 R)
• M18: 21,672,094 km (0.108 R)
• M19: 23,755,543 km (0.088 R)
• M20: 25,336,195 km (0.089 R)
• M21: 26,520,411 km (0.095 R)
• M22: 27,741,280 km (0.08 R)
• M23: 29,692,036 km (0.109 R)
• M24: 30,905,424 km (0.104 R)
• M25: 34,854,957 km (0.077 R)
• M26: 35,638,252 km (0.09 R)
• M27: 39,008,692 km (0.114 R)
• M28: 40,586,351 km (0.086 R)
• M29: 41,204,340 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.3

Radius: 4.2

Gravity: 31.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.88 AU - 8.64 AU

Year: 12833 Days

Day: 21.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,746,597 km

• M1: 53,257 km (0.114 R)
• M2: 320,439 km (0.082 R)
• M3: 486,492 km (0.096 R)
• M4: 636,539 km (0.093 R)
• M5: 1,297,911 km (0.113 R)
• M6: 1,637,349 km (0.084 R)
• M7: 2,311,437 km (0.114 R)
• M8: 2,721,335 km (0.107 R)
• M9: 3,737,404 km (0.116 R)
• M10: 5,916,297 km (0.043 R)
• M11: 7,001,180 km (0.079 R)
• M12: 7,720,896 km (0.072 R)
• M13: 8,629,404 km (0.081 R)
• M14: 10,280,515 km (0.112 R)
• M15: 11,208,022 km (0.08 R)
• M16: 13,736,675 km (0.089 R)
• M17: 15,900,758 km (0.119 R)
• M18: 23,643,345 km (0.098 R)
• M19: 24,202,841 km (0.093 R)
• M20: 29,212,575 km (0.091 R)
• M21: 30,510,037 km (0.098 R)
• M22: 30,950,902 km (0.076 R)
• M23: 32,642,106 km (0.086 R)
• M24: 41,622,167 km (0.058 R)
• M25: 42,711,389 km (0.085 R)
• M26: 45,231,066 km (0.084 R)
• M27: 47,111,212 km (0.067 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 12,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit