🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.9

Radius: 11.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.18 AU - 1.2 AU

Year: 852 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,010,849 km

• M1: 145,559 km (0.047 R)
• M2: 610,958 km (0.088 R)
• M3: 1,007,841 km (0.061 R)
• M4: 1,505,703 km (0.105 R)
• M5: 2,229,307 km (0.109 R)
• M6: 2,734,948 km (0.116 R)
• M7: 3,196,159 km (0.066 R)
• M8: 4,006,829 km (0.112 R)
• M9: 4,423,759 km (0.06 R)
• M10: 6,604,148 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.6

Radius: 8.6

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.23 AU - 1.71 AU

Year: 1169 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,010,849 km

• M1: 147,504 km (0.09 R)
• M2: 506,538 km (0.109 R)
• M3: 817,552 km (0.057 R)
• M4: 1,099,096 km (0.049 R)
• M5: 3,036,388 km (0.099 R)
• M6: 4,152,687 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.9

Radius: 10.1

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.76 AU - 2.16 AU

Year: 1800 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,010,849 km

• M1: 125,662 km (0.052 R)
• M2: 507,885 km (0.081 R)
• M3: 954,135 km (0.1 R)
• M4: 1,273,975 km (0.113 R)
• M5: 1,647,222 km (0.088 R)
• M6: 2,496,938 km (0.077 R)
• M7: 2,877,365 km (0.047 R)
• M8: 3,702,846 km (0.082 R)
• M9: 4,475,071 km (0.059 R)
• M10: 4,996,569 km (0.093 R)
• M11: 5,351,116 km (0.114 R)
• M12: 5,963,570 km (0.055 R)
• M13: 7,105,600 km (0.105 R)
• M14: 7,670,481 km (0.12 R)
• M15: 8,083,521 km (0.084 R)
• M16: 9,313,066 km (0.091 R)
• M17: 9,749,443 km (0.086 R)
• M18: 10,411,713 km (0.058 R)
• M19: 11,671,476 km (0.117 R)
• M20: 12,179,062 km (0.097 R)
• M21: 12,864,968 km (0.101 R)
• M22: 13,196,627 km (0.077 R)
• M23: 15,353,977 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 13.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.14 AU - 2.9 AU

Year: 2624 Days

Day: 14.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,010,849 km

• M1: 176,077 km (0.044 R)
• M2: 621,579 km (0.096 R)
• M3: 1,108,071 km (0.095 R)
• M4: 1,822,252 km (0.115 R)
• M5: 2,767,860 km (0.091 R)
• M6: 3,335,135 km (0.078 R)
• M7: 4,928,502 km (0.083 R)
• M8: 8,493,419 km (0.106 R)
• M9: 8,928,749 km (0.117 R)
• M10: 10,362,495 km (0.051 R)
• M11: 10,937,998 km (0.108 R)
• M12: 12,449,385 km (0.09 R)
• M13: 13,957,182 km (0.08 R)
• M14: 16,962,753 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.8

Radius: 7.7

Gravity: 14.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.62 AU - 6.24 AU

Year: 9473 Days

Day: 18.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,010,849 km

• M1: 96,491 km (0.073 R)
• M2: 450,439 km (0.107 R)
• M3: 894,595 km (0.089 R)
• M4: 1,274,125 km (0.096 R)
• M5: 1,667,119 km (0.032 R)
• M6: 2,156,753 km (0.08 R)
• M7: 2,416,454 km (0.084 R)
• M8: 3,672,628 km (0.074 R)
• M9: 4,650,998 km (0.059 R)
• M10: 5,315,811 km (0.103 R)
• M11: 8,666,055 km (0.115 R)
• M12: 8,992,777 km (0.117 R)
• M13: 11,182,590 km (0.088 R)
• M14: 11,852,041 km (0.025 R)
• M15: 12,430,087 km (0.068 R)
• M16: 14,084,939 km (0.11 R)
• M17: 16,300,483 km (0.104 R)
• M18: 20,906,153 km (0.078 R)
• M19: 22,528,093 km (0.071 R)
• M20: 22,968,509 km (0.06 R)
• M21: 24,324,315 km (0.094 R)
• M22: 24,601,669 km (0.119 R)
• M23: 26,117,095 km (0.108 R)
• M24: 26,996,432 km (0.07 R)
• M25: 27,293,832 km (0.109 R)
• M26: 32,578,527 km (0.041 R)
• M27: 33,941,363 km (0.086 R)
• M28: 35,697,642 km (0.082 R)
• M29: 39,773,287 km (0.043 R)
• M30: 40,029,847 km (0.095 R)
• M31: 46,665,410 km (0.113 R)
• M32: 47,958,983 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.4

Radius: 7.8

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.06 AU - 8.92 AU

Year: 13447 Days

Day: 24.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,010,849 km

• M1: 101,278 km (0.08 R)
• M2: 372,050 km (0.097 R)
• M3: 624,272 km (0.102 R)
• M4: 878,289 km (0.089 R)
• M5: 1,351,617 km (0.068 R)
• M6: 2,236,638 km (0.082 R)
• M7: 2,552,888 km (0.094 R)
• M8: 2,947,377 km (0.064 R)
• M9: 3,572,996 km (0.077 R)
• M10: 4,252,469 km (0.084 R)
• M11: 5,711,796 km (0.05 R)
• M12: 6,896,761 km (0.1 R)
• M13: 7,341,067 km (0.093 R)
• M14: 8,995,769 km (0.104 R)
• M15: 15,280,076 km (0.113 R)
• M16: 18,198,581 km (0.118 R)
• M17: 21,282,990 km (0.091 R)
• M18: 26,162,424 km (0.081 R)
• M19: 28,464,286 km (0.064 R)
• M20: 30,188,850 km (0.037 R)
• M21: 31,981,930 km (0.063 R)
• M22: 33,466,689 km (0.072 R)
• M23: 34,481,561 km (0.12 R)
• M24: 34,738,570 km (0.083 R)
• M25: 35,910,520 km (0.111 R)
• M26: 38,747,344 km (0.039 R)
• M27: 43,202,818 km (0.108 R)
• M28: 48,148,224 km (0.093 R)
• M29: 55,194,134 km (0.053 R)
• M30: 55,722,215 km (0.071 R)
• M31: 56,253,736 km (0.098 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 17,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit