🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.1

Radius: 8.9

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.19 AU - 1.33 AU

Year: 928 Days

Day: 12.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,116,185 km

• M1: 110,702 km (0.049 R)
• M2: 421,118 km (0.083 R)
• M3: 745,297 km (0.044 R)
• M4: 1,062,444 km (0.114 R)
• M5: 1,395,599 km (0.113 R)
• M6: 1,834,369 km (0.099 R)
• M7: 2,310,090 km (0.073 R)
• M8: 3,117,470 km (0.108 R)
• M9: 3,978,107 km (0.055 R)
• M10: 4,308,568 km (0.072 R)
• M11: 5,544,845 km (0.047 R)
• M12: 6,039,266 km (0.107 R)
• M13: 6,434,354 km (0.115 R)
• M14: 8,265,432 km (0.085 R)
• M15: 8,674,881 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.8

Radius: 14.4

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.2 AU - 1.9 AU

Year: 1266 Days

Day: 14.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,116,185 km

• M1: 179,069 km (0.104 R)
• M2: 725,101 km (0.119 R)
• M3: 1,278,763 km (0.101 R)
• M4: 2,587,445 km (0.096 R)
• M5: 3,774,055 km (0.1 R)
• M6: 4,794,911 km (0.078 R)
• M7: 6,971,710 km (0.069 R)
• M8: 9,966,360 km (0.036 R)
• M9: 10,722,278 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.2

Radius: 11.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.28 AU - 4.22 AU

Year: 4764 Days

Day: 7.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,116,185 km

• M1: 147,354 km (0.068 R)
• M2: 622,776 km (0.07 R)
• M3: 1,078,301 km (0.073 R)
• M4: 1,984,865 km (0.071 R)
• M5: 2,369,032 km (0.077 R)
• M6: 2,981,934 km (0.116 R)
• M7: 4,097,635 km (0.12 R)
• M8: 4,797,155 km (0.112 R)
• M9: 5,887,424 km (0.064 R)
• M10: 6,322,604 km (0.118 R)
• M11: 8,050,609 km (0.111 R)
• M12: 8,935,630 km (0.114 R)
• M13: 12,907,603 km (0.105 R)
• M14: 13,411,150 km (0.032 R)
• M15: 13,928,011 km (0.101 R)
• M16: 14,409,267 km (0.119 R)
• M17: 15,972,116 km (0.075 R)
• M18: 16,606,411 km (0.094 R)
• M19: 20,896,130 km (0.042 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.9

Radius: 3.1

Gravity: 74.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.92 AU - 9.48 AU

Year: 14017 Days

Day: 21.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,116,185 km

• M1: 38,596 km (0.103 R)
• M2: 154,535 km (0.103 R)
• M3: 278,551 km (0.076 R)
• M4: 375,790 km (0.059 R)
• M5: 510,727 km (0.061 R)
• M6: 879,486 km (0.09 R)
• M7: 1,317,508 km (0.12 R)
• M8: 1,431,951 km (0.111 R)
• M9: 1,798,615 km (0.1 R)
• M10: 2,031,838 km (0.087 R)
• M11: 2,305,004 km (0.078 R)
• M12: 2,471,806 km (0.092 R)
• M13: 3,902,410 km (0.082 R)
• M14: 4,109,304 km (0.101 R)
• M15: 4,481,055 km (0.073 R)
• M16: 4,942,564 km (0.098 R)
• M17: 6,394,262 km (0.083 R)
• M18: 7,107,694 km (0.113 R)
• M19: 7,779,688 km (0.072 R)
• M20: 8,444,351 km (0.112 R)
• M21: 9,616,750 km (0.105 R)
• M22: 10,048,788 km (0.037 R)
• M23: 16,436,916 km (0.117 R)
• M24: 19,934,365 km (0.034 R)
• M25: 20,546,968 km (0.05 R)
• M26: 21,534,763 km (0.105 R)
• M27: 22,086,779 km (0.042 R)
• M28: 22,932,306 km (0.07 R)
• M29: 24,488,274 km (0.112 R)
• M30: 30,143,223 km (0.07 R)
• M31: 35,834,674 km (0.076 R)
• M32: 41,068,655 km (0.083 R)
• M33: 41,350,048 km (0.115 R)
• M34: 41,774,457 km (0.078 R)
• M35: 42,058,993 km (0.069 R)
• M36: 45,275,048 km (0.111 R)
• M37: 54,700,611 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.7

Radius: 6.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.97 AU - 11.17 AU

Year: 19421 Days

Day: 22.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,116,185 km

• M1: 78,539 km (0.068 R)
• M2: 298,149 km (0.099 R)
• M3: 709,842 km (0.037 R)
• M4: 1,066,483 km (0.113 R)
• M5: 1,414,597 km (0.111 R)
• M6: 1,727,407 km (0.112 R)
• M7: 3,511,810 km (0.075 R)
• M8: 3,871,144 km (0.099 R)
• M9: 4,340,133 km (0.077 R)
• M10: 5,259,263 km (0.098 R)
• M11: 5,491,139 km (0.062 R)
• M12: 5,764,604 km (0.11 R)
• M13: 6,376,011 km (0.103 R)
• M14: 7,897,571 km (0.102 R)
• M15: 8,424,454 km (0.038 R)
• M16: 8,974,675 km (0.037 R)
• M17: 9,402,675 km (0.115 R)
• M18: 9,794,621 km (0.044 R)
• M19: 11,361,659 km (0.11 R)
• M20: 12,090,051 km (0.082 R)
• M21: 14,333,122 km (0.051 R)
• M22: 14,984,022 km (0.083 R)
• M23: 15,451,066 km (0.077 R)
• M24: 17,344,377 km (0.082 R)
• M25: 18,842,749 km (0.091 R)
• M26: 19,782,074 km (0.041 R)
• M27: 29,893,095 km (0.06 R)
• M28: 34,172,342 km (0.08 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 11,987 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit