🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.6

Radius: 8

Gravity: 8.35 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.65 AU - 0.89 AU

Year: 451 Days

Day: 9.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,789,942 km

• M1: 99,632 km (0.091 R)
• M2: 388,954 km (0.104 R)
• M3: 644,168 km (0.104 R)
• M4: 1,817,614 km (0.063 R)
• M5: 2,287,651 km (0.085 R)
• M6: 2,664,188 km (0.04 R)
• M7: 2,984,029 km (0.07 R)
• M8: 3,751,167 km (0.119 R)
• M9: 4,835,003 km (0.112 R)
• M10: 5,392,854 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.4

Radius: 9.2

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.09 AU - 1.23 AU

Year: 833 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,789,942 km

• M1: 114,592 km (0.059 R)
• M2: 434,432 km (0.088 R)
• M3: 1,042,248 km (0.066 R)
• M4: 1,400,834 km (0.084 R)
• M5: 1,732,044 km (0.068 R)
• M6: 2,115,613 km (0.117 R)
• M7: 2,735,995 km (0.085 R)
• M8: 3,149,933 km (0.097 R)
• M9: 3,472,915 km (0.097 R)
• M10: 4,882,575 km (0.106 R)
• M11: 5,735,882 km (0.044 R)
• M12: 6,176,746 km (0.116 R)
• M13: 7,341,964 km (0.112 R)
• M14: 8,248,677 km (0.116 R)
• M15: 9,059,647 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.2

Radius: 9.3

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.97 AU - 1.57 AU

Year: 954 Days

Day: 6.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,789,942 km

• M1: 115,639 km (0.104 R)
• M2: 425,307 km (0.102 R)
• M3: 849,566 km (0.072 R)
• M4: 1,208,152 km (0.088 R)
• M5: 1,516,174 km (0.119 R)
• M6: 2,361,851 km (0.081 R)
• M7: 2,725,673 km (0.116 R)
• M8: 4,163,159 km (0.112 R)
• M9: 4,608,213 km (0.101 R)
• M10: 5,027,984 km (0.083 R)
• M11: 6,266,056 km (0.119 R)
• M12: 6,576,771 km (0.054 R)
• M13: 6,897,958 km (0.118 R)
• M14: 7,229,467 km (0.025 R)
• M15: 7,848,054 km (0.041 R)
• M16: 8,421,313 km (0.073 R)
• M17: 8,773,018 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.3

Radius: 5.9

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.69 AU - 8.41 AU

Year: 12483 Days

Day: 21.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,789,942 km

• M1: 73,453 km (0.118 R)
• M2: 300,542 km (0.12 R)
• M3: 816,954 km (0.108 R)
• M4: 1,466,059 km (0.095 R)
• M5: 1,699,432 km (0.069 R)
• M6: 2,761,277 km (0.106 R)
• M7: 3,261,234 km (0.083 R)
• M8: 3,661,258 km (0.056 R)
• M9: 3,900,465 km (0.091 R)
• M10: 4,899,480 km (0.111 R)
• M11: 5,561,151 km (0.112 R)
• M12: 5,877,700 km (0.104 R)
• M13: 7,643,853 km (0.092 R)
• M14: 8,124,212 km (0.117 R)
• M15: 13,142,921 km (0.089 R)
• M16: 13,641,531 km (0.08 R)
• M17: 13,959,576 km (0.111 R)
• M18: 14,809,441 km (0.08 R)
• M19: 15,145,438 km (0.111 R)
• M20: 18,170,905 km (0.079 R)
• M21: 21,150,147 km (0.067 R)
• M22: 21,405,062 km (0.111 R)
• M23: 22,445,515 km (0.109 R)
• M24: 23,976,500 km (0.109 R)
• M25: 25,672,042 km (0.081 R)
• M26: 26,156,888 km (0.103 R)
• M27: 29,511,022 km (0.078 R)
• M28: 31,126,081 km (0.116 R)
• M29: 34,414,093 km (0.114 R)
• M30: 37,304,473 km (0.075 R)
• M31: 47,228,197 km (0.111 R)
• M32: 50,033,157 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 373.2

Radius: 7

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.37 AU - 11.69 AU

Year: 22786 Days

Day: 19.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,789,942 km

• M1: 88,562 km (0.086 R)
• M2: 425,606 km (0.11 R)
• M3: 696,378 km (0.066 R)
• M4: 2,411,218 km (0.089 R)
• M5: 2,819,172 km (0.107 R)
• M6: 4,072,353 km (0.092 R)
• M7: 4,856,396 km (0.083 R)
• M8: 6,256,482 km (0.119 R)
• M9: 7,906,846 km (0.031 R)
• M10: 11,412,672 km (0.109 R)
• M11: 13,365,074 km (0.111 R)
• M12: 18,085,784 km (0.04 R)
• M13: 34,233,528 km (0.083 R)
• M14: 44,977,797 km (0.093 R)
• M15: 52,978,590 km (0.1 R)
• M16: 53,670,779 km (0.118 R)
• M17: 55,605,229 km (0.043 R)
• M18: 55,961,871 km (0.095 R)
• M19: 66,578,532 km (0.119 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 16,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit