🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.7

Radius: 12.7

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.55 AU - 0.69 AU

Year: 337 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,825,011 km

• M1: 158,125 km (0.09 R)
• M2: 584,778 km (0.08 R)
• M3: 1,149,959 km (0.077 R)
• M4: 1,705,715 km (0.105 R)
• M5: 2,107,984 km (0.103 R)
• M6: 3,008,114 km (0.065 R)
• M7: 3,480,694 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.5

Radius: 9.6

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.17 AU - 2.79 AU

Year: 2696 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,825,011 km

• M1: 119,379 km (0.088 R)
• M2: 608,863 km (0.059 R)
• M3: 1,175,839 km (0.044 R)
• M4: 1,657,993 km (0.087 R)
• M5: 2,199,537 km (0.098 R)
• M6: 2,774,741 km (0.09 R)
• M7: 3,211,866 km (0.092 R)
• M8: 3,578,979 km (0.11 R)
• M9: 4,621,078 km (0.089 R)
• M10: 5,163,670 km (0.108 R)
• M11: 5,934,398 km (0.112 R)
• M12: 6,750,604 km (0.074 R)
• M13: 8,229,828 km (0.075 R)
• M14: 8,709,588 km (0.099 R)
• M15: 9,390,258 km (0.104 R)
• M16: 11,351,187 km (0.108 R)
• M17: 12,516,704 km (0.037 R)
• M18: 14,882,894 km (0.087 R)
• M19: 16,869,703 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.7

Radius: 6.4

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.63 AU - 6.09 AU

Year: 9792 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 26,825,011 km

• M1: 79,586 km (0.065 R)
• M2: 284,386 km (0.085 R)
• M3: 613,650 km (0.109 R)
• M4: 1,130,362 km (0.116 R)
• M5: 1,384,528 km (0.063 R)
• M6: 1,994,588 km (0.115 R)
• M7: 2,656,260 km (0.031 R)
• M8: 3,007,216 km (0.094 R)
• M9: 3,258,092 km (0.071 R)
• M10: 6,220,579 km (0.08 R)
• M11: 6,875,668 km (0.095 R)
• M12: 7,537,638 km (0.1 R)
• M13: 12,322,825 km (0.077 R)
• M14: 12,912,540 km (0.089 R)
• M15: 13,408,906 km (0.091 R)
• M16: 13,633,452 km (0.105 R)
• M17: 14,322,500 km (0.079 R)
• M18: 14,675,701 km (0.066 R)
• M19: 15,894,774 km (0.084 R)
• M20: 16,722,499 km (0.083 R)
• M21: 17,578,647 km (0.091 R)
• M22: 19,737,644 km (0.113 R)
• M23: 20,768,224 km (0.073 R)
• M24: 21,911,600 km (0.116 R)
• M25: 23,338,465 km (0.042 R)
• M26: 23,663,690 km (0.031 R)
• M27: 25,939,224 km (0.114 R)
• M28: 27,354,270 km (0.066 R)
• M29: 28,264,274 km (0.051 R)
• M30: 30,724,710 km (0.11 R)
• M31: 33,840,684 km (0.112 R)
• M32: 34,048,625 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.4

Radius: 5.1

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.44 AU - 7.46 AU

Year: 12647 Days

Day: 24.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,825,011 km

• M1: 63,579 km (0.117 R)
• M2: 237,262 km (0.098 R)
• M3: 411,245 km (0.102 R)
• M4: 586,424 km (0.098 R)
• M5: 812,167 km (0.11 R)
• M6: 1,554,621 km (0.119 R)
• M7: 1,872,217 km (0.089 R)
• M8: 2,437,249 km (0.109 R)
• M9: 3,214,409 km (0.056 R)
• M10: 3,970,627 km (0.094 R)
• M11: 4,221,502 km (0.082 R)
• M12: 5,859,150 km (0.041 R)
• M13: 8,979,762 km (0.12 R)
• M14: 9,950,054 km (0.104 R)
• M15: 10,988,263 km (0.043 R)
• M16: 11,383,052 km (0.092 R)
• M17: 12,785,681 km (0.045 R)
• M18: 18,357,753 km (0.107 R)
• M19: 19,551,993 km (0.096 R)
• M20: 21,173,185 km (0.057 R)
• M21: 24,596,583 km (0.12 R)
• M22: 26,046,036 km (0.091 R)
• M23: 26,836,063 km (0.083 R)
• M24: 34,783,151 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.4

Radius: 4.1

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.59 AU - 10.91 AU

Year: 22652 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,825,011 km

• M1: 84,672 km (0.051 R)
• M2: 284,984 km (0.064 R)
• M3: 1,269,188 km (0.109 R)
• M4: 2,091,827 km (0.061 R)
• M5: 2,442,335 km (0.117 R)
• M6: 2,674,062 km (0.065 R)
• M7: 2,830,691 km (0.09 R)
• M8: 4,702,759 km (0.04 R)
• M9: 5,834,167 km (0.12 R)
• M10: 6,339,808 km (0.081 R)
• M11: 6,745,817 km (0.086 R)
• M12: 6,874,022 km (0.107 R)
• M13: 8,285,328 km (0.073 R)
• M14: 9,155,988 km (0.115 R)
• M15: 16,033,750 km (0.111 R)
• M16: 18,672,507 km (0.027 R)
• M17: 20,561,479 km (0.093 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 17,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit