🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.6

Radius: 12.6

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.86 AU - 1.18 AU

Year: 655 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,800,790 km

• M1: 156,779 km (0.088 R)
• M2: 699,520 km (0.092 R)
• M3: 1,237,773 km (0.104 R)
• M4: 1,706,313 km (0.056 R)
• M5: 2,355,269 km (0.115 R)
• M6: 3,254,352 km (0.092 R)
• M7: 3,967,635 km (0.077 R)
• M8: 4,532,217 km (0.12 R)
• M9: 5,185,810 km (0.094 R)
• M10: 5,687,711 km (0.092 R)
• M11: 6,833,032 km (0.106 R)
• M12: 7,646,994 km (0.093 R)
• M13: 8,373,591 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.7

Radius: 11.2

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.41 AU - 1.43 AU

Year: 1076 Days

Day: 9.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,800,790 km

• M1: 139,276 km (0.103 R)
• M2: 637,137 km (0.1 R)
• M3: 1,294,022 km (0.048 R)
• M4: 1,678,787 km (0.039 R)
• M5: 2,130,722 km (0.097 R)
• M6: 2,663,590 km (0.058 R)
• M7: 3,178,506 km (0.052 R)
• M8: 3,847,508 km (0.114 R)
• M9: 4,425,404 km (0.098 R)
• M10: 7,381,907 km (0.12 R)
• M11: 8,126,456 km (0.067 R)

Asteroid Belt

Center: 2.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 13.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.36 AU - 3.48 AU

Year: 3173 Days

Day: 14.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,800,790 km

• M1: 167,849 km (0.056 R)
• M2: 663,018 km (0.114 R)
• M3: 2,660,149 km (0.053 R)
• M4: 6,334,722 km (0.106 R)
• M5: 10,179,836 km (0.08 R)
• M6: 10,654,660 km (0.095 R)
• M7: 11,144,144 km (0.114 R)
• M8: 11,777,242 km (0.043 R)
• M9: 18,428,214 km (0.102 R)
• M10: 19,134,914 km (0.084 R)
• M11: 19,982,386 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.4

Radius: 13.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.79 AU - 3.89 AU

Year: 4784 Days

Day: 14.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,800,790 km

• M1: 173,982 km (0.071 R)
• M2: 628,311 km (0.069 R)
• M3: 1,151,754 km (0.077 R)
• M4: 1,700,329 km (0.079 R)
• M5: 2,344,647 km (0.051 R)
• M6: 3,243,431 km (0.066 R)
• M7: 3,838,083 km (0.032 R)
• M8: 4,828,271 km (0.065 R)
• M9: 5,606,629 km (0.104 R)
• M10: 6,191,108 km (0.092 R)
• M11: 6,945,979 km (0.086 R)
• M12: 8,830,912 km (0.055 R)
• M13: 11,171,221 km (0.119 R)
• M14: 12,290,961 km (0.068 R)
• M15: 13,028,179 km (0.082 R)
• M16: 14,808,244 km (0.098 R)
• M17: 15,249,558 km (0.093 R)
• M18: 16,509,023 km (0.105 R)
• M19: 17,713,136 km (0.047 R)
• M20: 18,399,940 km (0.107 R)
• M21: 23,120,650 km (0.031 R)
• M22: 23,715,601 km (0.068 R)
• M23: 27,667,977 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.5

Radius: 10.5

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.25 AU - 6.07 AU

Year: 8562 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 54.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,800,790 km

• M1: 130,599 km (0.097 R)
• M2: 463,454 km (0.108 R)
• M3: 886,667 km (0.079 R)
• M4: 1,313,170 km (0.082 R)
• M5: 1,970,653 km (0.092 R)
• M6: 2,477,939 km (0.079 R)
• M7: 3,296,389 km (0.098 R)
• M8: 4,176,025 km (0.045 R)
• M9: 4,569,018 km (0.113 R)
• M10: 5,594,512 km (0.074 R)
• M11: 6,003,213 km (0.098 R)
• M12: 6,359,106 km (0.098 R)
• M13: 8,355,041 km (0.071 R)
• M14: 8,799,496 km (0.099 R)
• M15: 9,495,874 km (0.088 R)
• M16: 10,079,007 km (0.105 R)
• M17: 11,050,944 km (0.063 R)
• M18: 13,180,769 km (0.032 R)
• M19: 14,405,377 km (0.07 R)
• M20: 15,175,806 km (0.117 R)
• M21: 17,579,695 km (0.115 R)
• M22: 19,214,500 km (0.079 R)
• M23: 23,390,225 km (0.063 R)
• M24: 24,454,016 km (0.077 R)
• M25: 34,720,319 km (0.078 R)
• M26: 36,572,939 km (0.029 R)
• M27: 38,005,040 km (0.078 R)
• M28: 41,363,362 km (0.11 R)
• M29: 42,135,587 km (0.087 R)
• M30: 42,525,289 km (0.057 R)
• M31: 45,730,423 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.4

Radius: 3.6

Gravity: 17.47 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.93 AU - 10.65 AU

Year: 18003 Days

Day: 20.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,800,790 km

• M1: 58,792 km (0.114 R)
• M2: 170,841 km (0.059 R)
• M3: 302,936 km (0.115 R)
• M4: 545,434 km (0.049 R)
• M5: 739,163 km (0.082 R)
• M6: 926,011 km (0.118 R)
• M7: 1,289,982 km (0.041 R)
• M8: 1,407,866 km (0.075 R)
• M9: 2,712,359 km (0.071 R)
• M10: 2,929,126 km (0.082 R)
• M11: 3,496,701 km (0.112 R)
• M12: 3,675,171 km (0.051 R)
• M13: 3,886,553 km (0.084 R)
• M14: 4,752,425 km (0.103 R)
• M15: 5,880,543 km (0.101 R)
• M16: 6,318,116 km (0.113 R)
• M17: 7,094,829 km (0.095 R)
• M18: 7,257,591 km (0.089 R)
• M19: 7,590,446 km (0.043 R)
• M20: 9,024,192 km (0.089 R)
• M21: 9,215,229 km (0.109 R)
• M22: 10,681,886 km (0.067 R)
• M23: 11,442,741 km (0.095 R)
• M24: 14,782,364 km (0.091 R)
• M25: 15,316,578 km (0.096 R)
• M26: 16,852,051 km (0.115 R)
• M27: 20,306,265 km (0.104 R)
• M28: 21,896,341 km (0.048 R)
• M29: 25,227,437 km (0.107 R)
• M30: 25,416,529 km (0.113 R)
• M31: 35,885,537 km (0.107 R)
• M32: 38,700,969 km (0.077 R)
• M33: 39,078,704 km (0.031 R)
• M34: 42,322,734 km (0.094 R)
• M35: 44,078,414 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117

Radius: 5.4

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.07 AU - 10.61 AU

Year: 21140 Days

Day: 16.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,800,790 km

• M1: 67,469 km (0.066 R)
• M2: 532,868 km (0.112 R)
• M3: 1,682,228 km (0.065 R)
• M4: 1,863,241 km (0.11 R)
• M5: 2,505,316 km (0.115 R)
• M6: 2,908,631 km (0.075 R)
• M7: 3,520,487 km (0.055 R)
• M8: 4,214,471 km (0.102 R)
• M9: 5,972,246 km (0.104 R)
• M10: 6,217,288 km (0.089 R)
• M11: 6,916,358 km (0.026 R)
• M12: 8,868,910 km (0.074 R)
• M13: 11,804,020 km (0.111 R)
• M14: 13,699,275 km (0.116 R)
• M15: 15,005,714 km (0.056 R)
• M16: 18,816,570 km (0.101 R)
• M17: 19,958,002 km (0.114 R)
• M18: 21,064,278 km (0.099 R)
• M19: 21,306,626 km (0.07 R)
• M20: 24,806,618 km (0.104 R)
• M21: 39,372,963 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.5

Radius: 7.2

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.78 AU - 13 AU

Year: 24441 Days

Day: 15.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 78,800,790 km

• M1: 91,105 km (0.086 R)
• M2: 406,009 km (0.06 R)
• M3: 747,989 km (0.088 R)
• M4: 1,457,083 km (0.069 R)
• M5: 1,873,564 km (0.064 R)
• M6: 2,236,039 km (0.114 R)
• M7: 2,892,475 km (0.088 R)
• M8: 4,687,200 km (0.099 R)
• M9: 7,750,965 km (0.115 R)
• M10: 9,810,778 km (0.095 R)
• M11: 10,840,759 km (0.112 R)
• M12: 12,761,147 km (0.047 R)
• M13: 13,328,572 km (0.111 R)
• M14: 13,838,551 km (0.104 R)
• M15: 17,006,286 km (0.086 R)
• M16: 18,131,860 km (0.102 R)
• M17: 19,491,256 km (0.105 R)
• M18: 20,917,223 km (0.105 R)
• M19: 21,506,639 km (0.109 R)
• M20: 22,411,556 km (0.108 R)
• M21: 23,028,647 km (0.029 R)
• M22: 25,167,897 km (0.111 R)
• M23: 25,722,755 km (0.103 R)
• M24: 25,946,853 km (0.091 R)
• M25: 26,399,237 km (0.102 R)
• M26: 28,023,720 km (0.06 R)
• M27: 30,208,896 km (0.069 R)
• M28: 32,505,224 km (0.116 R)
• M29: 35,744,616 km (0.105 R)
• M30: 38,603,282 km (0.1 R)
• M31: 42,386,462 km (0.099 R)
• M32: 51,564,441 km (0.086 R)
• M33: 53,729,122 km (0.098 R)
• M34: 55,019,254 km (0.037 R)
• M35: 57,853,386 km (0.115 R)
• M36: 58,238,451 km (0.039 R)
• M37: 60,189,656 km (0.062 R)
• M38: 65,049,493 km (0.115 R)
• M39: 66,725,737 km (0.049 R)
• M40: 69,077,415 km (0.089 R)
• M41: 69,728,166 km (0.028 R)
• M42: 73,268,549 km (0.085 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: 393 - 11,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit