🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.8

Radius: 8.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.67 AU - 0.99 AU

Year: 513 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 97,322,178 km

• M1: 111,151 km (0.078 R)
• M2: 407,804 km (0.114 R)
• M3: 821,442 km (0.109 R)
• M4: 1,159,084 km (0.082 R)
• M5: 1,655,450 km (0.111 R)
• M6: 2,108,283 km (0.078 R)
• M7: 3,022,027 km (0.119 R)
• M8: 3,585,412 km (0.055 R)
• M9: 3,904,804 km (0.07 R)
• M10: 4,412,838 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 14.6

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.29 AU - 1.57 AU

Year: 1160 Days

Day: 11.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 97,322,178 km

• M1: 181,612 km (0.092 R)
• M2: 739,911 km (0.111 R)
• M3: 1,439,580 km (0.113 R)
• M4: 1,985,762 km (0.093 R)
• M5: 3,046,561 km (0.04 R)
• M6: 3,510,763 km (0.117 R)
• M7: 4,304,529 km (0.093 R)
• M8: 4,810,020 km (0.091 R)
• M9: 5,355,454 km (0.099 R)

Asteroid Belt

Center: 2.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.9

Radius: 12

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.39 AU - 2.89 AU

Year: 2909 Days

Day: 11.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,322,178 km

• M1: 149,299 km (0.101 R)
• M2: 525,986 km (0.073 R)
• M3: 952,938 km (0.117 R)
• M4: 1,994,439 km (0.052 R)
• M5: 2,696,651 km (0.082 R)
• M6: 3,246,423 km (0.075 R)
• M7: 4,384,115 km (0.098 R)
• M8: 6,231,350 km (0.112 R)
• M9: 6,883,447 km (0.107 R)
• M10: 7,431,573 km (0.107 R)
• M11: 8,980,510 km (0.112 R)
• M12: 9,671,054 km (0.091 R)
• M13: 10,696,996 km (0.086 R)
• M14: 11,080,415 km (0.088 R)
• M15: 11,473,109 km (0.079 R)
• M16: 12,328,211 km (0.11 R)
• M17: 13,489,390 km (0.068 R)
• M18: 14,257,126 km (0.072 R)
• M19: 15,830,447 km (0.056 R)
• M20: 16,228,676 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.9

Radius: 3.3

Gravity: 57.02 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.74 AU - 9.04 AU

Year: 15032 Days

Day: 22.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 97,322,178 km

• M1: 40,990 km (0.098 R)
• M2: 339,886 km (0.09 R)
• M3: 1,037,910 km (0.086 R)
• M4: 1,494,184 km (0.12 R)
• M5: 2,582,658 km (0.119 R)
• M6: 3,649,440 km (0.039 R)
• M7: 5,152,450 km (0.056 R)
• M8: 5,584,189 km (0.106 R)
• M9: 5,846,883 km (0.11 R)
• M10: 6,519,326 km (0.09 R)
• M11: 8,253,464 km (0.066 R)
• M12: 9,780,260 km (0.099 R)
• M13: 12,094,988 km (0.093 R)
• M14: 13,984,708 km (0.119 R)
• M15: 15,107,141 km (0.05 R)
• M16: 18,916,052 km (0.08 R)
• M17: 19,337,320 km (0.1 R)
• M18: 21,629,459 km (0.087 R)
• M19: 22,745,907 km (0.036 R)
• M20: 24,491,715 km (0.072 R)
• M21: 25,703,906 km (0.083 R)
• M22: 38,597,896 km (0.088 R)
• M23: 54,535,605 km (0.111 R)
• M24: 56,770,148 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.4

Radius: 8

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 8.63 AU - 12.97 AU

Year: 24073 Days

Day: 17.5 Hours

Environment

Temp: -243 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 97,322,178 km

• M1: 99,483 km (0.091 R)
• M2: 408,253 km (0.106 R)
• M3: 666,459 km (0.1 R)
• M4: 999,912 km (0.072 R)
• M5: 1,460,374 km (0.084 R)
• M6: 3,052,245 km (0.11 R)
• M7: 3,406,194 km (0.055 R)
• M8: 4,673,437 km (0.107 R)
• M9: 5,434,292 km (0.057 R)
• M10: 6,228,807 km (0.062 R)
• M11: 8,213,073 km (0.082 R)
• M12: 8,609,208 km (0.107 R)
• M13: 8,958,968 km (0.075 R)
• M14: 9,562,745 km (0.103 R)
• M15: 11,748,968 km (0.067 R)
• M16: 12,034,850 km (0.029 R)
• M17: 14,410,464 km (0.1 R)
• M18: 15,924,544 km (0.086 R)
• M19: 16,363,314 km (0.047 R)
• M20: 16,900,371 km (0.113 R)
• M21: 18,009,788 km (0.096 R)
• M22: 18,873,267 km (0.103 R)
• M23: 24,064,164 km (0.077 R)
• M24: 25,110,900 km (0.092 R)
• M25: 25,585,873 km (0.104 R)
• M26: 28,819,880 km (0.098 R)
• M27: 29,867,364 km (0.101 R)
• M28: 32,737,400 km (0.037 R)
• M29: 33,877,485 km (0.11 R)
• M30: 36,236,643 km (0.112 R)
• M31: 37,610,700 km (0.103 R)
• M32: 38,861,039 km (0.114 R)
• M33: 48,399,100 km (0.067 R)
• M34: 48,949,919 km (0.114 R)
• M35: 51,005,992 km (0.11 R)
• M36: 54,493,268 km (0.062 R)
• M37: 59,176,430 km (0.104 R)
• M38: 60,440,831 km (0.107 R)
• M39: 62,370,943 km (0.1 R)
• M40: 64,341,895 km (0.104 R)
• M41: 66,353,986 km (0.051 R)
• M42: 68,869,773 km (0.075 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 14,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit