🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 11.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.83 AU - 1.17 AU

Year: 646 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,936,350 km

• M1: 145,858 km (0.12 R)
• M2: 634,744 km (0.072 R)
• M3: 1,073,365 km (0.05 R)
• M4: 1,467,106 km (0.12 R)
• M5: 1,996,384 km (0.12 R)
• M6: 2,426,627 km (0.104 R)
• M7: 2,908,931 km (0.072 R)
• M8: 3,824,021 km (0.051 R)
• M9: 4,375,139 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18

Radius: 14.6

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.05 AU - 1.31 AU

Year: 828 Days

Day: 5.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 58,936,350 km

• M1: 183,257 km (0.067 R)
• M2: 884,572 km (0.1 R)
• M3: 1,594,115 km (0.063 R)
• M4: 2,154,060 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.4

Radius: 8.8

Gravity: 12.63 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.09 AU - 3.13 AU

Year: 3541 Days

Day: 14.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,936,350 km

• M1: 114,442 km (0.067 R)
• M2: 481,406 km (0.08 R)
• M3: 850,613 km (0.11 R)
• M4: 1,224,159 km (0.055 R)
• M5: 1,681,330 km (0.077 R)
• M6: 2,005,060 km (0.116 R)
• M7: 2,561,564 km (0.101 R)
• M8: 2,921,198 km (0.074 R)
• M9: 3,393,179 km (0.113 R)
• M10: 4,513,817 km (0.067 R)
• M11: 4,835,302 km (0.074 R)
• M12: 5,720,922 km (0.077 R)
• M13: 10,279,618 km (0.102 R)
• M14: 11,191,866 km (0.098 R)
• M15: 12,490,824 km (0.101 R)
• M16: 12,781,792 km (0.114 R)
• M17: 13,226,696 km (0.055 R)
• M18: 13,528,883 km (0.071 R)
• M19: 14,838,613 km (0.116 R)
• M20: 17,285,585 km (0.052 R)
• M21: 19,272,843 km (0.041 R)
• M22: 20,254,804 km (0.11 R)
• M23: 21,064,128 km (0.078 R)
• M24: 21,407,605 km (0.117 R)
• M25: 23,327,544 km (0.118 R)
• M26: 23,917,857 km (0.108 R)
• M27: 25,205,147 km (0.066 R)
• M28: 26,697,984 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.2

Radius: 13.5

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.08 AU - 4.08 AU

Year: 4374 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,936,350 km

• M1: 168,896 km (0.039 R)
• M2: 648,956 km (0.059 R)
• M3: 2,038,421 km (0.112 R)
• M4: 2,620,207 km (0.097 R)
• M5: 3,239,093 km (0.112 R)
• M6: 3,770,914 km (0.081 R)
• M7: 5,184,913 km (0.1 R)
• M8: 5,727,504 km (0.12 R)
• M9: 7,049,800 km (0.087 R)
• M10: 7,554,842 km (0.108 R)
• M11: 8,602,177 km (0.079 R)
• M12: 11,751,960 km (0.07 R)
• M13: 18,573,024 km (0.081 R)
• M14: 19,477,942 km (0.093 R)
• M15: 20,794,104 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.8

Radius: 14.7

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.46 AU - 3.78 AU

Year: 4447 Days

Day: 6 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,936,350 km

• M1: 187,895 km (0.047 R)
• M2: 708,047 km (0.118 R)
• M3: 1,794,726 km (0.115 R)
• M4: 2,577,721 km (0.057 R)
• M5: 3,368,645 km (0.119 R)
• M6: 4,118,130 km (0.093 R)
• M7: 4,854,301 km (0.092 R)
• M8: 5,704,167 km (0.033 R)
• M9: 6,711,858 km (0.094 R)
• M10: 12,887,408 km (0.085 R)
• M11: 15,089,339 km (0.094 R)
• M12: 15,785,567 km (0.082 R)
• M13: 18,003,206 km (0.093 R)
• M14: 19,718,795 km (0.084 R)
• M15: 21,207,593 km (0.089 R)
• M16: 22,839,855 km (0.055 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.6

Radius: 9.2

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.43 AU - 5.53 AU

Year: 6123 Days

Day: 5.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,936,350 km

• M1: 114,442 km (0.098 R)
• M2: 508,334 km (0.075 R)
• M3: 1,375,104 km (0.103 R)
• M4: 1,732,343 km (0.112 R)
• M5: 2,021,516 km (0.07 R)
• M6: 3,265,572 km (0.103 R)
• M7: 5,030,079 km (0.115 R)
• M8: 5,730,197 km (0.106 R)
• M9: 6,296,724 km (0.106 R)
• M10: 7,668,237 km (0.089 R)
• M11: 9,228,992 km (0.117 R)
• M12: 10,007,649 km (0.073 R)
• M13: 10,749,355 km (0.086 R)
• M14: 14,230,797 km (0.086 R)
• M15: 14,967,716 km (0.089 R)
• M16: 15,729,618 km (0.115 R)
• M17: 17,441,466 km (0.064 R)
• M18: 17,831,767 km (0.086 R)
• M19: 19,214,799 km (0.054 R)
• M20: 19,691,269 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.1

Radius: 5.4

Gravity: 32.45 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.35 AU - 8.37 AU

Year: 11601 Days

Day: 21.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,936,350 km

• M1: 67,469 km (0.109 R)
• M2: 331,658 km (0.119 R)
• M3: 596,896 km (0.059 R)
• M4: 911,799 km (0.039 R)
• M5: 1,547,889 km (0.093 R)
• M6: 2,182,783 km (0.067 R)
• M7: 3,196,458 km (0.056 R)
• M8: 3,778,543 km (0.091 R)
• M9: 4,244,391 km (0.061 R)
• M10: 5,116,098 km (0.12 R)
• M11: 5,360,391 km (0.097 R)
• M12: 7,207,177 km (0.1 R)
• M13: 9,808,235 km (0.086 R)
• M14: 12,467,636 km (0.066 R)
• M15: 14,097,355 km (0.047 R)
• M16: 16,459,057 km (0.053 R)
• M17: 17,614,700 km (0.061 R)
• M18: 22,968,210 km (0.072 R)
• M19: 23,251,847 km (0.108 R)
• M20: 27,896,413 km (0.082 R)
• M21: 28,872,090 km (0.081 R)
• M22: 29,312,955 km (0.116 R)
• M23: 30,548,484 km (0.091 R)
• M24: 32,170,723 km (0.092 R)
• M25: 32,763,878 km (0.109 R)
• M26: 33,003,085 km (0.091 R)
• M27: 33,971,732 km (0.081 R)
• M28: 37,250,618 km (0.105 R)
• M29: 37,511,217 km (0.082 R)
• M30: 40,872,532 km (0.114 R)
• M31: 43,846,837 km (0.104 R)
• M32: 45,164,495 km (0.109 R)
• M33: 47,571,973 km (0.038 R)
• M34: 50,540,145 km (0.071 R)
• M35: 51,341,241 km (0.05 R)
• M36: 55,644,125 km (0.07 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 14,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit