🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.3

Radius: 9.2

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.66 AU - 0.82 AU

Year: 411 Days

Day: 12.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 86,771,286 km

• M1: 114,442 km (0.091 R)
• M2: 406,158 km (0.067 R)
• M3: 721,810 km (0.085 R)
• M4: 1,945,072 km (0.104 R)
• M5: 2,595,822 km (0.039 R)
• M6: 3,074,236 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.7

Radius: 10.6

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.68 AU - 1.04 AU

Year: 515 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,771,286 km

• M1: 131,796 km (0.113 R)
• M2: 469,438 km (0.087 R)
• M3: 832,063 km (0.109 R)
• M4: 1,166,115 km (0.117 R)
• M5: 1,736,233 km (0.025 R)
• M6: 2,414,958 km (0.083 R)
• M7: 3,130,335 km (0.073 R)
• M8: 3,761,938 km (0.065 R)
• M9: 4,238,556 km (0.049 R)
• M10: 4,676,579 km (0.078 R)
• M11: 5,161,426 km (0.072 R)
• M12: 5,555,467 km (0.112 R)
• M13: 6,137,552 km (0.049 R)
• M14: 6,779,776 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.2

Radius: 11.2

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.22 AU - 4.52 AU

Year: 4916 Days

Day: 8.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 178.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,771,286 km

• M1: 139,276 km (0.079 R)
• M2: 539,151 km (0.119 R)
• M3: 1,143,825 km (0.042 R)
• M4: 1,522,757 km (0.095 R)
• M5: 2,144,934 km (0.057 R)
• M6: 3,270,509 km (0.101 R)
• M7: 3,728,877 km (0.031 R)
• M8: 4,351,952 km (0.041 R)
• M9: 5,320,598 km (0.075 R)
• M10: 7,237,096 km (0.113 R)
• M11: 9,194,734 km (0.104 R)
• M12: 11,168,229 km (0.101 R)
• M13: 11,722,788 km (0.06 R)
• M14: 12,546,923 km (0.107 R)
• M15: 16,894,836 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.9

Radius: 8.2

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.07 AU - 4.61 AU

Year: 5838 Days

Day: 5.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,771,286 km

• M1: 102,026 km (0.095 R)
• M2: 358,436 km (0.107 R)
• M3: 801,845 km (0.111 R)
• M4: 1,267,393 km (0.094 R)
• M5: 1,551,779 km (0.106 R)
• M6: 1,903,932 km (0.118 R)
• M7: 2,396,707 km (0.12 R)
• M8: 2,705,777 km (0.091 R)
• M9: 3,274,249 km (0.083 R)
• M10: 4,003,688 km (0.093 R)
• M11: 4,765,590 km (0.095 R)
• M12: 6,226,263 km (0.08 R)
• M13: 6,904,989 km (0.095 R)
• M14: 7,341,815 km (0.099 R)
• M15: 8,201,853 km (0.072 R)
• M16: 9,350,465 km (0.049 R)
• M17: 10,440,585 km (0.091 R)
• M18: 10,725,719 km (0.095 R)
• M19: 11,875,229 km (0.043 R)
• M20: 12,141,513 km (0.116 R)
• M21: 12,685,899 km (0.115 R)
• M22: 13,581,093 km (0.12 R)
• M23: 13,921,279 km (0.116 R)
• M24: 15,761,632 km (0.118 R)
• M25: 16,354,787 km (0.117 R)
• M26: 16,684,651 km (0.112 R)
• M27: 17,075,101 km (0.075 R)
• M28: 17,932,147 km (0.048 R)
• M29: 18,817,617 km (0.115 R)
• M30: 19,546,607 km (0.058 R)
• M31: 21,061,136 km (0.073 R)
• M32: 21,714,729 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.9

Radius: 10.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.79 AU - 5.29 AU

Year: 7306 Days

Day: 9.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,771,286 km

• M1: 134,638 km (0.095 R)
• M2: 480,060 km (0.099 R)
• M3: 938,278 km (0.109 R)
• M4: 1,710,203 km (0.042 R)
• M5: 2,234,095 km (0.096 R)
• M6: 2,826,951 km (0.066 R)
• M7: 3,278,437 km (0.086 R)
• M8: 3,669,636 km (0.066 R)
• M9: 4,068,912 km (0.035 R)
• M10: 4,521,895 km (0.107 R)
• M11: 6,056,021 km (0.034 R)
• M12: 7,008,211 km (0.086 R)
• M13: 8,581,233 km (0.044 R)
• M14: 9,781,008 km (0.091 R)
• M15: 10,290,987 km (0.085 R)
• M16: 10,953,257 km (0.119 R)
• M17: 12,168,440 km (0.094 R)
• M18: 12,808,719 km (0.039 R)
• M19: 14,426,321 km (0.092 R)
• M20: 15,087,693 km (0.104 R)
• M21: 17,254,618 km (0.084 R)
• M22: 17,749,039 km (0.056 R)
• M23: 20,917,073 km (0.093 R)
• M24: 22,487,851 km (0.104 R)
• M25: 25,862,929 km (0.118 R)
• M26: 27,336,019 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.5

Radius: 4

Gravity: 58.41 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.21 AU - 7.01 AU

Year: 9752 Days

Day: 18 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,771,286 km

• M1: 50,265 km (0.034 R)
• M2: 178,171 km (0.041 R)
• M3: 461,360 km (0.074 R)
• M4: 636,689 km (0.12 R)
• M5: 789,877 km (0.082 R)
• M6: 915,689 km (0.108 R)
• M7: 1,473,988 km (0.112 R)
• M8: 1,777,223 km (0.094 R)
• M9: 2,347,041 km (0.105 R)
• M10: 3,545,021 km (0.04 R)
• M11: 5,267,191 km (0.116 R)
• M12: 5,825,640 km (0.08 R)
• M13: 6,119,301 km (0.072 R)
• M14: 6,856,220 km (0.098 R)
• M15: 7,142,102 km (0.111 R)
• M16: 8,930,095 km (0.119 R)
• M17: 9,469,695 km (0.095 R)
• M18: 11,106,744 km (0.112 R)
• M19: 11,558,081 km (0.117 R)
• M20: 11,846,207 km (0.117 R)
• M21: 14,064,294 km (0.111 R)
• M22: 15,898,963 km (0.065 R)
• M23: 21,819,897 km (0.094 R)
• M24: 25,800,098 km (0.08 R)
• M25: 26,590,274 km (0.064 R)
• M26: 26,991,345 km (0.027 R)
• M27: 27,193,452 km (0.102 R)
• M28: 28,846,359 km (0.053 R)
• M29: 30,455,883 km (0.071 R)
• M30: 33,618,381 km (0.111 R)
• M31: 38,761,855 km (0.101 R)
• M32: 38,890,360 km (0.111 R)
• M33: 40,322,311 km (0.091 R)
• M34: 43,706,664 km (0.111 R)
• M35: 47,275,620 km (0.097 R)
• M36: 47,569,281 km (0.118 R)
• M37: 48,905,638 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.1

Radius: 5.3

Gravity: 29.55 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.07 AU - 13.03 AU

Year: 22126 Days

Day: 20.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,771,286 km

• M1: 66,122 km (0.083 R)
• M2: 288,873 km (0.099 R)
• M3: 1,420,731 km (0.093 R)
• M4: 1,625,231 km (0.076 R)
• M5: 1,830,031 km (0.095 R)
• M6: 2,073,127 km (0.046 R)
• M7: 2,960,691 km (0.102 R)
• M8: 3,296,539 km (0.096 R)
• M9: 5,248,791 km (0.102 R)
• M10: 5,868,575 km (0.097 R)
• M11: 7,252,206 km (0.101 R)
• M12: 7,966,984 km (0.105 R)
• M13: 12,398,522 km (0.046 R)
• M14: 13,047,627 km (0.064 R)
• M15: 13,567,779 km (0.082 R)
• M16: 17,603,181 km (0.119 R)
• M17: 19,361,704 km (0.119 R)
• M18: 23,008,901 km (0.089 R)
• M19: 25,334,848 km (0.107 R)
• M20: 25,795,011 km (0.08 R)
• M21: 29,678,572 km (0.1 R)
• M22: 34,353,356 km (0.043 R)
• M23: 37,233,115 km (0.084 R)
• M24: 37,827,766 km (0.108 R)
• M25: 42,168,947 km (0.11 R)
• M26: 42,652,896 km (0.084 R)
• M27: 44,458,991 km (0.094 R)
• M28: 48,223,173 km (0.096 R)
• M29: 51,456,581 km (0.05 R)
• M30: 53,879,618 km (0.119 R)
• M31: 54,449,436 km (0.072 R)
• M32: 60,166,169 km (0.107 R)
• M33: 60,779,371 km (0.115 R)
• M34: 64,120,639 km (0.055 R)
• M35: 67,142,965 km (0.064 R)
• M36: 68,466,757 km (0.104 R)
• M37: 71,623,272 km (0.086 R)
• M38: 71,852,456 km (0.067 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 17,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit