🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.4

Radius: 12.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.77 AU - 0.97 AU

Year: 532 Days

Day: 6.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,732,669 km

• M1: 159,771 km (0.086 R)
• M2: 581,936 km (0.088 R)
• M3: 1,365,230 km (0.098 R)
• M4: 1,798,914 km (0.117 R)
• M5: 2,503,371 km (0.097 R)
• M6: 3,070,048 km (0.066 R)
• M7: 3,473,363 km (0.059 R)
• M8: 4,123,815 km (0.114 R)
• M9: 4,648,305 km (0.094 R)
• M10: 5,457,480 km (0.099 R)
• M11: 6,753,596 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.8

Radius: 14.2

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.06 AU - 1.06 AU

Year: 716 Days

Day: 6.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 87,732,669 km

• M1: 176,974 km (0.099 R)
• M2: 733,030 km (0.102 R)
• M3: 1,275,172 km (0.111 R)
• M4: 1,723,667 km (0.098 R)
• M5: 2,265,510 km (0.108 R)
• M6: 2,808,999 km (0.1 R)
• M7: 3,429,681 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702

Radius: 9.4

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.3 AU - 4.48 AU

Year: 6034 Days

Day: 6.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,732,669 km

• M1: 129,701 km (0.091 R)
• M2: 529,876 km (0.117 R)
• M3: 1,802,954 km (0.084 R)
• M4: 3,968,084 km (0.075 R)
• M5: 5,324,338 km (0.073 R)
• M6: 7,002,078 km (0.088 R)
• M7: 7,508,317 km (0.113 R)
• M8: 7,961,449 km (0.067 R)
• M9: 10,882,946 km (0.102 R)
• M10: 11,862,513 km (0.119 R)
• M11: 13,828,229 km (0.07 R)
• M12: 15,513,748 km (0.052 R)
• M13: 19,852,385 km (0.099 R)
• M14: 20,793,206 km (0.084 R)
• M15: 21,991,635 km (0.072 R)
• M16: 25,862,480 km (0.079 R)
• M17: 27,247,607 km (0.116 R)
• M18: 33,790,868 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.8

Radius: 4.2

Gravity: 35.02 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 6.71 AU - 9.87 AU

Year: 15658 Days

Day: 23.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,732,669 km

• M1: 57,894 km (0.032 R)
• M2: 198,965 km (0.081 R)
• M3: 337,642 km (0.062 R)
• M4: 536,608 km (0.053 R)
• M5: 689,796 km (0.071 R)
• M6: 882,777 km (0.064 R)
• M7: 1,038,957 km (0.052 R)
• M8: 1,621,641 km (0.105 R)
• M9: 2,315,027 km (0.053 R)
• M10: 2,750,357 km (0.099 R)
• M11: 3,422,201 km (0.097 R)
• M12: 4,321,134 km (0.113 R)
• M13: 4,642,022 km (0.115 R)
• M14: 5,550,530 km (0.083 R)
• M15: 5,700,128 km (0.11 R)
• M16: 5,929,611 km (0.03 R)
• M17: 7,303,368 km (0.058 R)
• M18: 7,665,844 km (0.038 R)
• M19: 8,774,962 km (0.119 R)
• M20: 9,132,651 km (0.105 R)
• M21: 9,877,199 km (0.105 R)
• M22: 10,320,308 km (0.06 R)
• M23: 11,546,712 km (0.08 R)
• M24: 14,779,222 km (0.109 R)
• M25: 16,028,365 km (0.107 R)
• M26: 17,346,172 km (0.112 R)
• M27: 18,401,286 km (0.074 R)
• M28: 19,156,456 km (0.069 R)
• M29: 20,638,821 km (0.025 R)
• M30: 21,179,767 km (0.038 R)
• M31: 27,442,084 km (0.081 R)
• M32: 31,167,220 km (0.064 R)
• M33: 32,118,364 km (0.029 R)
• M34: 34,078,694 km (0.113 R)
• M35: 40,435,257 km (0.055 R)
• M36: 40,715,903 km (0.107 R)
• M37: 46,300,541 km (0.111 R)
• M38: 54,056,592 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.7

Radius: 7.4

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.89 AU - 9.15 AU

Year: 17771 Days

Day: 22.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,732,669 km

• M1: 96,939 km (0.06 R)
• M2: 2,065,498 km (0.118 R)
• M3: 2,959,644 km (0.12 R)
• M4: 3,899,418 km (0.109 R)
• M5: 5,024,992 km (0.036 R)
• M6: 6,662,341 km (0.112 R)
• M7: 8,362,371 km (0.114 R)
• M8: 9,006,540 km (0.096 R)
• M9: 11,851,143 km (0.037 R)
• M10: 12,732,724 km (0.101 R)
• M11: 16,286,122 km (0.119 R)
• M12: 17,119,232 km (0.113 R)
• M13: 17,460,315 km (0.111 R)
• M14: 18,421,781 km (0.095 R)
• M15: 22,418,737 km (0.116 R)
• M16: 24,510,564 km (0.118 R)
• M17: 26,388,017 km (0.103 R)
• M18: 36,381,155 km (0.072 R)
• M19: 38,380,979 km (0.098 R)
• M20: 38,818,852 km (0.051 R)
• M21: 46,450,438 km (0.045 R)
• M22: 53,376,071 km (0.07 R)
• M23: 59,000,353 km (0.091 R)
• M24: 66,885,358 km (0.107 R)
• M25: 74,761,536 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.5

Radius: 7.5

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.7 AU - 11.52 AU

Year: 21088 Days

Day: 19.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,732,669 km

• M1: 93,648 km (0.118 R)
• M2: 349,610 km (0.104 R)
• M3: 639,232 km (0.1 R)
• M4: 904,918 km (0.11 R)
• M5: 1,289,683 km (0.112 R)
• M6: 2,100,803 km (0.059 R)
• M7: 3,477,403 km (0.114 R)
• M8: 4,250,674 km (0.107 R)
• M9: 5,453,590 km (0.092 R)
• M10: 7,208,074 km (0.078 R)
• M11: 8,848,265 km (0.049 R)
• M12: 10,403,934 km (0.05 R)
• M13: 11,380,209 km (0.078 R)
• M14: 15,238,189 km (0.098 R)
• M15: 18,001,261 km (0.059 R)
• M16: 23,392,021 km (0.067 R)
• M17: 27,407,527 km (0.086 R)
• M18: 28,883,609 km (0.109 R)
• M19: 31,726,268 km (0.065 R)
• M20: 32,127,788 km (0.047 R)
• M21: 37,362,667 km (0.114 R)
• M22: 38,716,976 km (0.043 R)
• M23: 40,259,629 km (0.088 R)
• M24: 41,522,983 km (0.074 R)
• M25: 44,964,632 km (0.085 R)
• M26: 52,783,066 km (0.087 R)
• M27: 66,791,111 km (0.098 R)
• M28: 68,114,753 km (0.114 R)
• M29: 71,500,153 km (0.088 R)
• M30: 74,052,891 km (0.095 R)
• M31: 82,326,551 km (0.099 R)
• M32: 85,905,081 km (0.088 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: 440 - 13,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit