🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.8

Radius: 11.9

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.96 AU - 5.7 AU

Year: 3877 Days

Day: 9.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,224,556 km

• M1: 148,102 km (0.109 R)
• M2: 751,729 km (0.12 R)
• M3: 1,556,865 km (0.098 R)
• M4: 3,805,171 km (0.12 R)
• M5: 4,307,222 km (0.094 R)
• M6: 5,233,831 km (0.085 R)
• M7: 5,772,533 km (0.06 R)
• M8: 7,513,553 km (0.085 R)
• M9: 10,767,756 km (0.092 R)
• M10: 13,829,725 km (0.102 R)
• M11: 18,206,510 km (0.116 R)
• M12: 19,572,787 km (0.111 R)
• M13: 20,215,908 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.1

Radius: 14.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.65 AU - 8.79 AU

Year: 9405 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,224,556 km

• M1: 186,997 km (0.1 R)
• M2: 651,648 km (0.103 R)
• M3: 1,252,583 km (0.05 R)
• M4: 1,813,425 km (0.102 R)
• M5: 2,507,709 km (0.059 R)
• M6: 5,232,335 km (0.11 R)
• M7: 6,383,491 km (0.102 R)
• M8: 7,108,592 km (0.085 R)
• M9: 7,773,405 km (0.035 R)
• M10: 14,332,224 km (0.07 R)
• M11: 15,395,715 km (0.083 R)
• M12: 15,946,834 km (0.095 R)
• M13: 16,638,425 km (0.105 R)
• M14: 19,749,761 km (0.114 R)
• M15: 20,917,522 km (0.075 R)
• M16: 21,746,743 km (0.095 R)
• M17: 22,519,416 km (0.1 R)
• M18: 23,875,072 km (0.115 R)
• M19: 24,614,534 km (0.109 R)
• M20: 28,451,421 km (0.09 R)
• M21: 30,511,982 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.4

Radius: 14.1

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.99 AU - 12.23 AU

Year: 11741 Days

Day: 13.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,224,556 km

• M1: 176,974 km (0.059 R)
• M2: 832,512 km (0.103 R)
• M3: 1,411,905 km (0.094 R)
• M4: 2,393,416 km (0.062 R)
• M5: 3,153,822 km (0.08 R)
• M6: 3,819,084 km (0.086 R)
• M7: 4,453,977 km (0.083 R)
• M8: 8,042,980 km (0.087 R)
• M9: 8,603,673 km (0.107 R)
• M10: 9,751,537 km (0.053 R)
• M11: 12,289,615 km (0.07 R)
• M12: 13,613,556 km (0.097 R)
• M13: 14,684,527 km (0.05 R)
• M14: 16,767,977 km (0.118 R)
• M15: 17,763,251 km (0.091 R)
• M16: 19,453,857 km (0.088 R)
• M17: 21,514,717 km (0.097 R)
• M18: 23,528,304 km (0.046 R)
• M19: 25,764,792 km (0.053 R)
• M20: 28,459,948 km (0.091 R)
• M21: 30,432,545 km (0.112 R)
• M22: 31,567,095 km (0.092 R)
• M23: 33,920,569 km (0.119 R)
• M24: 39,372,664 km (0.099 R)
• M25: 50,547,176 km (0.097 R)
• M26: 51,020,952 km (0.116 R)
• M27: 54,090,252 km (0.072 R)
• M28: 55,922,377 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.8

Radius: 8.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 8.35 AU - 13.17 AU

Year: 12892 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,224,556 km

• M1: 119,529 km (0.065 R)
• M2: 1,563,896 km (0.109 R)
• M3: 2,489,608 km (0.097 R)
• M4: 2,882,003 km (0.067 R)
• M5: 4,561,987 km (0.089 R)
• M6: 5,758,022 km (0.109 R)
• M7: 7,422,897 km (0.026 R)
• M8: 7,742,139 km (0.086 R)
• M9: 8,537,401 km (0.077 R)
• M10: 8,932,638 km (0.063 R)
• M11: 9,340,143 km (0.079 R)
• M12: 11,618,967 km (0.081 R)
• M13: 12,380,421 km (0.105 R)
• M14: 15,892,231 km (0.108 R)
• M15: 21,914,742 km (0.108 R)
• M16: 23,929,376 km (0.087 R)
• M17: 29,799,447 km (0.105 R)
• M18: 33,442,454 km (0.081 R)
• M19: 33,985,943 km (0.116 R)
• M20: 35,878,207 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.9

Radius: 6.6

Gravity: 11.71 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 12.44 AU - 14.42 AU

Year: 17976 Days

Day: 24.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,224,556 km

• M1: 82,129 km (0.091 R)
• M2: 316,399 km (0.047 R)
• M3: 603,029 km (0.063 R)
• M4: 1,358,648 km (0.117 R)
• M5: 1,919,939 km (0.112 R)
• M6: 2,670,472 km (0.045 R)
• M7: 3,175,514 km (0.044 R)
• M8: 4,005,184 km (0.111 R)
• M9: 4,374,691 km (0.102 R)
• M10: 5,040,850 km (0.113 R)
• M11: 5,927,068 km (0.12 R)
• M12: 6,204,123 km (0.12 R)
• M13: 6,489,705 km (0.091 R)
• M14: 7,220,192 km (0.107 R)
• M15: 7,536,292 km (0.038 R)
• M16: 8,945,803 km (0.072 R)
• M17: 9,523,700 km (0.066 R)
• M18: 14,427,518 km (0.119 R)
• M19: 19,030,345 km (0.073 R)
• M20: 19,634,122 km (0.106 R)
• M21: 22,462,270 km (0.066 R)
• M22: 22,845,988 km (0.108 R)
• M23: 29,939,471 km (0.083 R)
• M24: 30,873,560 km (0.111 R)
• M25: 31,110,074 km (0.088 R)
• M26: 38,099,586 km (0.1 R)
• M27: 39,196,138 km (0.107 R)
• M28: 39,612,768 km (0.115 R)
• M29: 40,738,193 km (0.098 R)
• M30: 45,453,069 km (0.113 R)
• M31: 49,380,462 km (0.117 R)
• M32: 49,866,356 km (0.078 R)
• M33: 51,012,724 km (0.12 R)
• M34: 54,384,511 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 19,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit