🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.2

Radius: 10.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.7 AU - 0.8 AU

Year: 419 Days

Day: 5 Hours

Environment

Temp: -141 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,348,170 km

• M1: 132,394 km (0.093 R)
• M2: 472,131 km (0.094 R)
• M3: 810,671 km (0.098 R)
• M4: 1,163,722 km (0.071 R)
• M5: 1,726,060 km (0.09 R)
• M6: 2,118,007 km (0.084 R)
• M7: 2,462,830 km (0.116 R)
• M8: 2,836,525 km (0.055 R)
• M9: 3,458,404 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 9.1

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.86 AU - 1.24 AU

Year: 695 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,348,170 km

• M1: 113,694 km (0.081 R)
• M2: 480,359 km (0.12 R)
• M3: 915,539 km (0.073 R)
• M4: 2,720,138 km (0.112 R)
• M5: 3,408,139 km (0.119 R)
• M6: 4,191,732 km (0.113 R)
• M7: 5,072,714 km (0.081 R)
• M8: 5,712,245 km (0.116 R)
• M9: 6,278,473 km (0.082 R)
• M10: 6,575,425 km (0.112 R)
• M11: 8,253,763 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.8

Radius: 13.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.05 AU - 1.75 AU

Year: 1070 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,348,170 km

• M1: 167,550 km (0.099 R)
• M2: 601,832 km (0.067 R)
• M3: 1,119,441 km (0.05 R)
• M4: 1,729,950 km (0.113 R)
• M5: 2,374,866 km (0.083 R)
• M6: 3,647,944 km (0.059 R)
• M7: 4,278,200 km (0.116 R)
• M8: 5,220,218 km (0.098 R)
• M9: 5,810,531 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113

Radius: 14.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.95 AU - 1.95 AU

Year: 1758 Days

Day: 12.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,348,170 km

• M1: 196,572 km (0.113 R)
• M2: 863,030 km (0.096 R)
• M3: 1,816,567 km (0.076 R)
• M4: 4,345,669 km (0.119 R)
• M5: 6,444,975 km (0.092 R)
• M6: 7,209,869 km (0.107 R)
• M7: 8,034,602 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 8.5

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.61 AU - 7.35 AU

Year: 9442 Days

Day: 10.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,348,170 km

• M1: 108,010 km (0.092 R)
• M2: 373,845 km (0.117 R)
• M3: 682,465 km (0.109 R)
• M4: 1,148,762 km (0.099 R)
• M5: 1,729,351 km (0.103 R)
• M6: 2,890,530 km (0.1 R)
• M7: 3,272,154 km (0.106 R)
• M8: 4,551,515 km (0.084 R)
• M9: 7,279,432 km (0.108 R)
• M10: 8,854,100 km (0.04 R)
• M11: 10,771,346 km (0.093 R)
• M12: 11,334,881 km (0.114 R)
• M13: 11,963,491 km (0.076 R)
• M14: 13,241,356 km (0.054 R)
• M15: 22,874,711 km (0.095 R)
• M16: 24,316,984 km (0.109 R)

Asteroid Belt

Center: 6.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.5

Radius: 6.4

Gravity: 20.54 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.26 AU - 8.26 AU

Year: 12630 Days

Day: 21.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,348,170 km

• M1: 79,736 km (0.101 R)
• M2: 329,564 km (0.114 R)
• M3: 1,194,389 km (0.112 R)
• M4: 1,408,763 km (0.109 R)
• M5: 3,040,726 km (0.085 R)
• M6: 3,366,700 km (0.057 R)
• M7: 3,660,510 km (0.102 R)
• M8: 6,704,528 km (0.106 R)
• M9: 8,797,552 km (0.086 R)
• M10: 15,418,005 km (0.051 R)
• M11: 15,930,827 km (0.108 R)
• M12: 21,519,953 km (0.037 R)
• M13: 23,865,498 km (0.06 R)
• M14: 26,376,199 km (0.104 R)
• M15: 26,793,577 km (0.108 R)
• M16: 30,406,814 km (0.034 R)
• M17: 32,747,722 km (0.103 R)
• M18: 34,704,911 km (0.088 R)
• M19: 49,045,363 km (0.073 R)
• M20: 52,419,393 km (0.118 R)
• M21: 58,734,667 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.9

Radius: 6.2

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.58 AU - 11.76 AU

Year: 19416 Days

Day: 21.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,348,170 km

• M1: 77,043 km (0.083 R)
• M2: 322,683 km (0.115 R)
• M3: 824,883 km (0.111 R)
• M4: 1,038,508 km (0.03 R)
• M5: 1,316,461 km (0.118 R)
• M6: 1,659,489 km (0.113 R)
• M7: 1,878,949 km (0.115 R)
• M8: 2,254,440 km (0.106 R)
• M9: 2,546,305 km (0.056 R)
• M10: 2,910,427 km (0.079 R)
• M11: 3,308,656 km (0.092 R)
• M12: 3,630,740 km (0.116 R)
• M13: 3,944,148 km (0.111 R)
• M14: 4,495,715 km (0.119 R)
• M15: 5,601,543 km (0.086 R)
• M16: 6,257,679 km (0.111 R)
• M17: 8,582,729 km (0.115 R)
• M18: 10,381,045 km (0.084 R)
• M19: 12,289,914 km (0.042 R)
• M20: 12,736,613 km (0.086 R)
• M21: 13,595,006 km (0.11 R)
• M22: 18,472,495 km (0.05 R)
• M23: 19,143,441 km (0.063 R)
• M24: 19,484,823 km (0.046 R)
• M25: 24,401,357 km (0.076 R)
• M26: 28,065,159 km (0.106 R)
• M27: 29,855,845 km (0.11 R)
• M28: 30,430,750 km (0.101 R)
• M29: 31,484,069 km (0.119 R)
• M30: 35,811,785 km (0.073 R)
• M31: 38,454,432 km (0.079 R)
• M32: 40,660,103 km (0.106 R)
• M33: 41,366,205 km (0.101 R)
• M34: 43,828,436 km (0.064 R)
• M35: 45,321,573 km (0.094 R)
• M36: 46,080,632 km (0.102 R)
• M37: 49,521,682 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 16,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit