🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.1

Radius: 10.8

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.62 AU - 1 AU

Year: 494 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 67,095,671 km

• M1: 134,339 km (0.044 R)
• M2: 496,067 km (0.057 R)
• M3: 1,105,827 km (0.111 R)
• M4: 2,780,725 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.8

Radius: 12.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.8 AU - 1.04 AU

Year: 599 Days

Day: 9 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,095,671 km

• M1: 151,243 km (0.116 R)
• M2: 658,380 km (0.119 R)
• M3: 1,389,166 km (0.111 R)
• M4: 1,786,498 km (0.089 R)
• M5: 2,583,406 km (0.115 R)
• M6: 3,110,738 km (0.067 R)
• M7: 3,864,412 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 13.8

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.87 AU - 2.35 AU

Year: 2079 Days

Day: 5.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 159.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,095,671 km

• M1: 177,573 km (0.096 R)
• M2: 628,760 km (0.114 R)
• M3: 1,120,039 km (0.104 R)
• M4: 1,735,335 km (0.11 R)
• M5: 2,339,860 km (0.095 R)
• M6: 2,879,759 km (0.114 R)
• M7: 3,662,904 km (0.118 R)
• M8: 4,335,047 km (0.074 R)
• M9: 5,111,161 km (0.074 R)
• M10: 5,581,197 km (0.063 R)
• M11: 7,460,147 km (0.072 R)
• M12: 7,974,015 km (0.075 R)
• M13: 8,707,045 km (0.095 R)
• M14: 9,554,367 km (0.051 R)
• M15: 10,567,893 km (0.101 R)
• M16: 11,256,492 km (0.101 R)
• M17: 13,023,093 km (0.073 R)
• M18: 14,732,548 km (0.109 R)
• M19: 15,350,387 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75

Radius: 8.5

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.35 AU - 2.81 AU

Year: 2811 Days

Day: 12.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,095,671 km

• M1: 106,364 km (0.102 R)
• M2: 512,373 km (0.115 R)
• M3: 1,084,435 km (0.077 R)
• M4: 1,514,230 km (0.101 R)
• M5: 2,681,392 km (0.058 R)
• M6: 3,954,919 km (0.076 R)
• M7: 4,328,166 km (0.101 R)
• M8: 5,452,992 km (0.112 R)
• M9: 5,772,533 km (0.079 R)
• M10: 8,424,903 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.3

Radius: 9.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.14 AU - 6.12 AU

Year: 7881 Days

Day: 13.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,095,671 km

• M1: 117,135 km (0.089 R)
• M2: 492,925 km (0.069 R)
• M3: 809,923 km (0.098 R)
• M4: 1,381,088 km (0.103 R)
• M5: 1,845,589 km (0.08 R)
• M6: 2,383,393 km (0.045 R)
• M7: 2,760,380 km (0.074 R)
• M8: 3,124,950 km (0.116 R)
• M9: 3,446,885 km (0.06 R)
• M10: 4,012,664 km (0.101 R)
• M11: 4,416,129 km (0.071 R)
• M12: 6,737,140 km (0.1 R)
• M13: 7,432,920 km (0.092 R)
• M14: 8,377,630 km (0.12 R)
• M15: 9,771,583 km (0.066 R)
• M16: 13,058,398 km (0.03 R)
• M17: 14,725,816 km (0.097 R)
• M18: 20,020,982 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.2

Radius: 3.4

Gravity: 51.14 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.98 AU - 10.7 AU

Year: 17827 Days

Day: 25 Hours

Environment

Temp: -241 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,095,671 km

• M1: 42,336 km (0.04 R)
• M2: 170,093 km (0.096 R)
• M3: 296,802 km (0.076 R)
• M4: 516,861 km (0.101 R)
• M5: 1,290,132 km (0.081 R)
• M6: 1,982,471 km (0.111 R)
• M7: 2,118,156 km (0.069 R)
• M8: 3,016,940 km (0.054 R)
• M9: 3,170,727 km (0.053 R)
• M10: 3,329,749 km (0.027 R)
• M11: 3,578,231 km (0.033 R)
• M12: 4,629,905 km (0.112 R)
• M13: 4,800,296 km (0.095 R)
• M14: 5,299,505 km (0.11 R)
• M15: 6,740,730 km (0.072 R)
• M16: 7,834,889 km (0.099 R)
• M17: 9,362,134 km (0.076 R)
• M18: 9,912,355 km (0.1 R)
• M19: 10,081,550 km (0.064 R)
• M20: 12,525,531 km (0.084 R)
• M21: 15,038,625 km (0.098 R)
• M22: 15,187,325 km (0.074 R)
• M23: 15,868,893 km (0.086 R)
• M24: 16,808,817 km (0.085 R)
• M25: 17,537,658 km (0.109 R)
• M26: 17,868,269 km (0.116 R)
• M27: 18,287,293 km (0.104 R)
• M28: 20,481,594 km (0.11 R)
• M29: 21,033,161 km (0.101 R)
• M30: 24,244,878 km (0.095 R)
• M31: 24,655,075 km (0.114 R)
• M32: 29,361,125 km (0.091 R)
• M33: 30,773,778 km (0.101 R)
• M34: 36,878,269 km (0.07 R)
• M35: 46,520,599 km (0.102 R)
• M36: 60,111,416 km (0.028 R)
• M37: 63,928,256 km (0.109 R)
• M38: 66,894,782 km (0.062 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 10,454 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit