🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.7

Radius: 10.5

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.8 AU - 1.14 AU

Year: 648 Days

Day: 6.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 77,948,914 km

• M1: 132,095 km (0.047 R)
• M2: 1,045,240 km (0.083 R)
• M3: 2,849,839 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.7

Radius: 9.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.16 AU - 1.74 AU

Year: 1184 Days

Day: 7.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,948,914 km

• M1: 118,482 km (0.079 R)
• M2: 1,117,646 km (0.115 R)
• M3: 1,607,878 km (0.112 R)
• M4: 2,104,692 km (0.101 R)
• M5: 2,824,109 km (0.088 R)
• M6: 3,130,186 km (0.083 R)
• M7: 3,550,855 km (0.085 R)
• M8: 4,185,000 km (0.085 R)
• M9: 4,794,163 km (0.047 R)
• M10: 6,092,074 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.3

Radius: 9.6

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.6 AU - 3.16 AU

Year: 3315 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,948,914 km

• M1: 119,379 km (0.101 R)
• M2: 434,582 km (0.089 R)
• M3: 1,718,281 km (0.088 R)
• M4: 2,953,062 km (0.105 R)
• M5: 3,360,417 km (0.091 R)
• M6: 3,962,100 km (0.081 R)
• M7: 4,524,139 km (0.051 R)
• M8: 5,067,478 km (0.104 R)
• M9: 5,553,073 km (0.085 R)
• M10: 6,645,736 km (0.084 R)
• M11: 7,439,801 km (0.063 R)
• M12: 7,844,015 km (0.07 R)
• M13: 8,595,295 km (0.09 R)
• M14: 10,663,635 km (0.073 R)
• M15: 14,191,602 km (0.107 R)
• M16: 17,381,029 km (0.11 R)
• M17: 18,486,108 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.4

Radius: 5.1

Gravity: 13.82 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.2 AU - 11.72 AU

Year: 19735 Days

Day: 22.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,948,914 km

• M1: 73,004 km (0.097 R)
• M2: 244,892 km (0.097 R)
• M3: 411,843 km (0.087 R)
• M4: 728,242 km (0.111 R)
• M5: 1,426,117 km (0.096 R)
• M6: 1,671,457 km (0.095 R)
• M7: 2,130,124 km (0.075 R)
• M8: 2,851,335 km (0.108 R)
• M9: 3,116,273 km (0.086 R)
• M10: 3,779,740 km (0.104 R)
• M11: 3,952,226 km (0.093 R)
• M12: 4,220,605 km (0.107 R)
• M13: 5,454,039 km (0.114 R)
• M14: 5,674,397 km (0.086 R)
• M15: 6,412,214 km (0.104 R)
• M16: 8,218,757 km (0.099 R)
• M17: 18,256,475 km (0.099 R)
• M18: 27,911,223 km (0.098 R)
• M19: 29,231,873 km (0.059 R)
• M20: 32,235,050 km (0.099 R)
• M21: 35,184,073 km (0.07 R)
• M22: 36,723,884 km (0.1 R)
• M23: 44,063,903 km (0.102 R)
• M24: 49,411,877 km (0.117 R)
• M25: 55,005,791 km (0.064 R)
• M26: 56,034,874 km (0.076 R)
• M27: 56,380,745 km (0.029 R)
• M28: 57,251,554 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.6

Radius: 4.6

Gravity: 28.86 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.62 AU - 12.7 AU

Year: 21965 Days

Day: 18.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,948,914 km

• M1: 57,146 km (0.093 R)
• M2: 202,107 km (0.075 R)
• M3: 591,510 km (0.117 R)
• M4: 738,116 km (0.114 R)
• M5: 1,094,159 km (0.109 R)
• M6: 1,259,764 km (0.057 R)
• M7: 2,160,343 km (0.105 R)
• M8: 3,038,333 km (0.057 R)
• M9: 3,631,040 km (0.1 R)
• M10: 3,813,848 km (0.117 R)
• M11: 4,677,626 km (0.109 R)
• M12: 6,336,966 km (0.064 R)
• M13: 9,165,114 km (0.065 R)
• M14: 12,527,924 km (0.06 R)
• M15: 15,254,794 km (0.107 R)
• M16: 15,571,493 km (0.05 R)
• M17: 18,891,818 km (0.12 R)
• M18: 19,348,839 km (0.118 R)
• M19: 19,533,742 km (0.047 R)
• M20: 20,958,362 km (0.041 R)
• M21: 21,448,146 km (0.034 R)
• M22: 24,765,628 km (0.099 R)
• M23: 26,205,657 km (0.035 R)
• M24: 27,350,680 km (0.112 R)
• M25: 29,130,146 km (0.102 R)
• M26: 30,608,173 km (0.043 R)
• M27: 31,365,587 km (0.076 R)
• M28: 32,135,418 km (0.108 R)
• M29: 35,895,111 km (0.037 R)
• M30: 37,020,835 km (0.115 R)
• M31: 40,841,864 km (0.109 R)
• M32: 41,298,886 km (0.106 R)
• M33: 49,255,847 km (0.097 R)
• M34: 52,059,909 km (0.119 R)
• M35: 57,409,978 km (0.037 R)
• M36: 59,336,499 km (0.04 R)
• M37: 59,726,950 km (0.08 R)
• M38: 60,908,474 km (0.091 R)
• M39: 62,306,616 km (0.073 R)
• M40: 67,686,753 km (0.09 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: 542 - 16,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit