🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.9

Radius: 14

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.15 AU - 1.41 AU

Year: 1018 Days

Day: 6.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,013,610 km

• M1: 184,305 km (0.099 R)
• M2: 628,610 km (0.094 R)
• M3: 1,170,603 km (0.032 R)
• M4: 2,059,514 km (0.098 R)
• M5: 2,559,470 km (0.108 R)
• M6: 3,507,771 km (0.058 R)
• M7: 4,080,282 km (0.116 R)
• M8: 5,122,979 km (0.119 R)
• M9: 5,884,133 km (0.053 R)
• M10: 6,673,711 km (0.109 R)
• M11: 7,912,082 km (0.072 R)
• M12: 8,986,643 km (0.1 R)
• M13: 10,495,188 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218

Radius: 12.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.06 AU - 1.56 AU

Year: 1054 Days

Day: 8.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,013,610 km

• M1: 154,235 km (0.091 R)
• M2: 608,265 km (0.101 R)
• M3: 1,091,167 km (0.093 R)
• M4: 1,520,214 km (0.093 R)
• M5: 1,967,062 km (0.077 R)
• M6: 2,616,317 km (0.037 R)
• M7: 3,038,931 km (0.054 R)
• M8: 3,598,577 km (0.07 R)
• M9: 4,009,373 km (0.11 R)
• M10: 4,732,229 km (0.091 R)
• M11: 5,866,480 km (0.111 R)
• M12: 7,089,593 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 11

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.16 AU - 1.52 AU

Year: 1090 Days

Day: 8.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,013,610 km

• M1: 136,882 km (0.034 R)
• M2: 588,518 km (0.106 R)
• M3: 941,569 km (0.032 R)
• M4: 1,547,291 km (0.114 R)
• M5: 2,495,292 km (0.107 R)
• M6: 2,955,007 km (0.1 R)
• M7: 3,637,173 km (0.087 R)
• M8: 4,091,951 km (0.115 R)
• M9: 4,751,677 km (0.027 R)
• M10: 5,708,056 km (0.075 R)
• M11: 6,365,539 km (0.112 R)
• M12: 7,050,697 km (0.111 R)
• M13: 7,573,093 km (0.106 R)
• M14: 8,542,936 km (0.047 R)

Asteroid Belt

Center: 1.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 12

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.72 AU - 2.3 AU

Year: 2003 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,013,610 km

• M1: 149,299 km (0.114 R)
• M2: 729,589 km (0.076 R)
• M3: 1,309,729 km (0.069 R)
• M4: 1,768,845 km (0.06 R)
• M5: 2,505,016 km (0.067 R)
• M6: 2,885,145 km (0.107 R)
• M7: 3,537,391 km (0.115 R)
• M8: 4,094,195 km (0.102 R)
• M9: 4,564,680 km (0.045 R)
• M10: 5,005,994 km (0.12 R)
• M11: 6,900,950 km (0.117 R)
• M12: 10,047,292 km (0.108 R)
• M13: 11,130,231 km (0.053 R)
• M14: 11,507,966 km (0.082 R)
• M15: 12,090,650 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 13.2

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.79 AU - 2.65 AU

Year: 2325 Days

Day: 12 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,013,610 km

• M1: 164,109 km (0.1 R)
• M2: 635,492 km (0.119 R)
• M3: 1,677,591 km (0.071 R)
• M4: 2,123,991 km (0.072 R)
• M5: 2,597,767 km (0.049 R)
• M6: 3,157,413 km (0.119 R)
• M7: 4,257,855 km (0.03 R)
• M8: 4,756,315 km (0.1 R)
• M9: 5,532,877 km (0.047 R)
• M10: 5,987,056 km (0.119 R)
• M11: 6,515,286 km (0.064 R)
• M12: 7,945,442 km (0.102 R)
• M13: 8,734,720 km (0.112 R)
• M14: 9,320,995 km (0.1 R)
• M15: 9,933,448 km (0.105 R)
• M16: 11,025,513 km (0.097 R)
• M17: 11,970,522 km (0.083 R)
• M18: 12,617,084 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 9.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.78 AU - 3.12 AU

Year: 3562 Days

Day: 6.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,013,610 km

• M1: 119,529 km (0.066 R)
• M2: 1,000,511 km (0.111 R)
• M3: 1,425,518 km (0.096 R)
• M4: 2,110,078 km (0.118 R)
• M5: 2,548,101 km (0.112 R)
• M6: 3,786,023 km (0.045 R)
• M7: 4,257,107 km (0.12 R)
• M8: 11,010,852 km (0.106 R)
• M9: 12,331,951 km (0.099 R)
• M10: 15,520,629 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.4

Radius: 10.7

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.79 AU - 4.89 AU

Year: 7485 Days

Day: 13.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,013,610 km

• M1: 133,740 km (0.101 R)
• M2: 505,790 km (0.094 R)
• M3: 867,518 km (0.066 R)
• M4: 1,235,529 km (0.099 R)
• M5: 2,201,482 km (0.086 R)
• M6: 2,845,651 km (0.032 R)
• M7: 3,780,189 km (0.117 R)
• M8: 5,678,286 km (0.075 R)
• M9: 6,041,959 km (0.046 R)
• M10: 6,598,762 km (0.107 R)
• M11: 7,381,309 km (0.116 R)
• M12: 8,909,301 km (0.109 R)
• M13: 10,198,386 km (0.044 R)
• M14: 12,141,662 km (0.105 R)
• M15: 13,029,376 km (0.096 R)
• M16: 15,438,051 km (0.074 R)
• M17: 15,888,042 km (0.075 R)
• M18: 18,847,985 km (0.083 R)
• M19: 20,573,298 km (0.108 R)
• M20: 22,076,158 km (0.104 R)
• M21: 22,565,492 km (0.104 R)
• M22: 23,735,647 km (0.106 R)
• M23: 31,107,980 km (0.046 R)
• M24: 31,517,279 km (0.116 R)
• M25: 34,049,373 km (0.113 R)
• M26: 37,171,331 km (0.087 R)
• M27: 40,845,006 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.6

Radius: 3.2

Gravity: 18.71 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.86 AU - 9.5 AU

Year: 19551 Days

Day: 23 Hours

Environment

Temp: -241 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,013,610 km

• M1: 40,242 km (0.074 R)
• M2: 325,375 km (0.082 R)
• M3: 461,659 km (0.109 R)
• M4: 561,291 km (0.11 R)
• M5: 675,434 km (0.102 R)
• M6: 940,971 km (0.117 R)
• M7: 1,271,731 km (0.096 R)
• M8: 1,470,697 km (0.046 R)
• M9: 3,293,098 km (0.1 R)
• M10: 3,415,170 km (0.107 R)
• M11: 4,683,461 km (0.1 R)
• M12: 6,651,570 km (0.108 R)
• M13: 9,995,980 km (0.077 R)
• M14: 11,101,359 km (0.083 R)
• M15: 11,655,170 km (0.113 R)
• M16: 12,520,295 km (0.11 R)
• M17: 12,817,845 km (0.103 R)
• M18: 15,235,795 km (0.065 R)
• M19: 19,327,297 km (0.049 R)
• M20: 22,311,026 km (0.118 R)
• M21: 23,639,755 km (0.083 R)
• M22: 24,185,787 km (0.109 R)
• M23: 24,461,945 km (0.104 R)
• M24: 25,778,406 km (0.097 R)
• M25: 26,356,751 km (0.114 R)
• M26: 27,240,426 km (0.096 R)
• M27: 28,963,195 km (0.047 R)
• M28: 30,328,575 km (0.098 R)
• M29: 31,956,798 km (0.106 R)
• M30: 33,871,202 km (0.09 R)
• M31: 39,178,635 km (0.115 R)
• M32: 41,107,400 km (0.114 R)
• M33: 43,912,510 km (0.104 R)
• M34: 45,992,669 km (0.091 R)
• M35: 47,128,416 km (0.083 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 19,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit