🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.6

Radius: 10.1

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.17 AU - 1.79 AU

Year: 1163 Days

Day: 11.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,626,404 km

• M1: 126,410 km (0.04 R)
• M2: 493,523 km (0.117 R)
• M3: 858,841 km (0.102 R)
• M4: 1,522,308 km (0.115 R)
• M5: 2,058,467 km (0.099 R)
• M6: 2,974,604 km (0.075 R)
• M7: 3,363,259 km (0.12 R)
• M8: 3,770,016 km (0.117 R)
• M9: 4,485,842 km (0.049 R)
• M10: 5,270,183 km (0.094 R)
• M11: 6,942,089 km (0.108 R)
• M12: 7,604,359 km (0.099 R)
• M13: 8,254,811 km (0.088 R)
• M14: 8,579,887 km (0.101 R)
• M15: 9,313,814 km (0.062 R)
• M16: 9,785,945 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.7

Radius: 8.1

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.22 AU - 6.02 AU

Year: 7480 Days

Day: 11.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,626,404 km

• M1: 119,828 km (0.071 R)
• M2: 376,837 km (0.03 R)
• M3: 693,386 km (0.108 R)
• M4: 1,073,814 km (0.093 R)
• M5: 1,435,541 km (0.096 R)
• M6: 2,078,363 km (0.084 R)
• M7: 3,786,023 km (0.112 R)
• M8: 4,631,550 km (0.114 R)
• M9: 7,063,563 km (0.108 R)
• M10: 7,520,584 km (0.071 R)
• M11: 8,970,188 km (0.071 R)
• M12: 12,112,640 km (0.042 R)
• M13: 14,038,863 km (0.113 R)
• M14: 17,709,695 km (0.076 R)
• M15: 18,818,215 km (0.104 R)
• M16: 21,389,354 km (0.104 R)
• M17: 23,253,493 km (0.102 R)
• M18: 29,313,104 km (0.119 R)
• M19: 29,672,588 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78

Radius: 13.9

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.76 AU - 7.1 AU

Year: 9324 Days

Day: 5.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,626,404 km

• M1: 440,566 km (0.062 R)
• M2: 1,045,240 km (0.086 R)
• M3: 1,580,950 km (0.109 R)
• M4: 2,384,889 km (0.113 R)
• M5: 4,377,234 km (0.068 R)
• M6: 6,730,707 km (0.117 R)
• M7: 7,306,360 km (0.062 R)
• M8: 12,661,814 km (0.086 R)
• M9: 16,104,660 km (0.088 R)
• M10: 17,416,483 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.8

Radius: 3.7

Gravity: 25.55 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.18 AU - 8.56 AU

Year: 12919 Days

Day: 24.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,626,404 km

• M1: 46,076 km (0.063 R)
• M2: 293,511 km (0.11 R)
• M3: 454,628 km (0.04 R)
• M4: 781,200 km (0.102 R)
• M5: 1,153,250 km (0.087 R)
• M6: 1,321,548 km (0.111 R)
• M7: 1,722,470 km (0.099 R)
• M8: 1,862,045 km (0.062 R)
• M9: 2,908,183 km (0.115 R)
• M10: 3,939,660 km (0.118 R)
• M11: 4,493,920 km (0.044 R)
• M12: 5,098,295 km (0.047 R)
• M13: 6,103,743 km (0.105 R)
• M14: 8,676,826 km (0.097 R)
• M15: 10,813,682 km (0.087 R)
• M16: 12,002,985 km (0.107 R)
• M17: 18,442,874 km (0.086 R)
• M18: 18,969,908 km (0.067 R)
• M19: 19,198,792 km (0.113 R)
• M20: 19,352,429 km (0.076 R)
• M21: 21,424,958 km (0.103 R)
• M22: 24,083,761 km (0.075 R)
• M23: 26,667,017 km (0.096 R)
• M24: 27,146,927 km (0.077 R)
• M25: 27,437,596 km (0.097 R)
• M26: 32,812,199 km (0.073 R)
• M27: 33,585,171 km (0.113 R)
• M28: 34,032,468 km (0.103 R)
• M29: 34,370,410 km (0.079 R)
• M30: 34,938,732 km (0.102 R)
• M31: 39,216,483 km (0.091 R)
• M32: 39,340,051 km (0.104 R)
• M33: 40,970,070 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.6

Radius: 5.9

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.26 AU - 11.14 AU

Year: 19506 Days

Day: 19.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,626,404 km

• M1: 74,500 km (0.098 R)
• M2: 268,827 km (0.035 R)
• M3: 515,813 km (0.039 R)
• M4: 755,918 km (0.099 R)
• M5: 1,424,621 km (0.097 R)
• M6: 2,265,361 km (0.099 R)
• M7: 2,667,480 km (0.106 R)
• M8: 2,921,347 km (0.113 R)
• M9: 3,371,487 km (0.098 R)
• M10: 4,042,434 km (0.07 R)
• M11: 4,253,815 km (0.069 R)
• M12: 5,424,718 km (0.117 R)
• M13: 5,948,311 km (0.1 R)
• M14: 6,222,374 km (0.114 R)
• M15: 6,880,604 km (0.11 R)
• M16: 7,906,846 km (0.112 R)
• M17: 9,393,699 km (0.105 R)
• M18: 10,941,139 km (0.054 R)
• M19: 11,293,592 km (0.058 R)
• M20: 11,714,261 km (0.085 R)
• M21: 13,104,624 km (0.081 R)
• M22: 15,537,983 km (0.05 R)
• M23: 18,338,605 km (0.044 R)
• M24: 18,919,792 km (0.111 R)
• M25: 21,458,618 km (0.063 R)
• M26: 22,010,933 km (0.089 R)
• M27: 23,529,950 km (0.087 R)
• M28: 25,016,205 km (0.064 R)
• M29: 25,730,684 km (0.063 R)
• M30: 29,735,120 km (0.117 R)
• M31: 34,510,882 km (0.099 R)
• M32: 36,686,484 km (0.108 R)
• M33: 36,948,430 km (0.067 R)
• M34: 40,886,444 km (0.042 R)
• M35: 43,612,716 km (0.087 R)
• M36: 44,498,335 km (0.111 R)
• M37: 49,106,399 km (0.072 R)
• M38: 54,191,829 km (0.046 R)
• M39: 58,718,810 km (0.077 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: 550 - 12,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit