🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.48 AU - 0.6 AU

Year: 260 Days

Day: 28.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,348,129 km

• M1: 526,734 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.48 AU - 0.64 AU

Year: 275 Days

Day: 26.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 162.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554

Radius: 9.2

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.82 AU - 1.24 AU

Year: 686 Days

Day: 8.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,348,129 km

• M1: 114,442 km (0.079 R)
• M2: 406,607 km (0.085 R)
• M3: 781,350 km (0.104 R)
• M4: 1,168,359 km (0.108 R)
• M5: 1,471,594 km (0.071 R)
• M6: 1,811,481 km (0.088 R)
• M7: 2,300,666 km (0.091 R)
• M8: 2,598,365 km (0.119 R)
• M9: 3,235,054 km (0.086 R)
• M10: 3,610,694 km (0.098 R)
• M11: 3,914,976 km (0.06 R)
• M12: 4,221,353 km (0.114 R)
• M13: 4,623,023 km (0.09 R)
• M14: 4,915,936 km (0.047 R)
• M15: 5,290,828 km (0.093 R)
• M16: 5,611,715 km (0.114 R)
• M17: 6,431,212 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.6

Radius: 10.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.22 AU - 6.28 AU

Year: 9045 Days

Day: 8.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,348,129 km

• M1: 147,952 km (0.112 R)
• M2: 533,765 km (0.089 R)
• M3: 1,134,101 km (0.111 R)
• M4: 1,639,443 km (0.108 R)
• M5: 3,594,687 km (0.096 R)
• M6: 4,010,869 km (0.066 R)
• M7: 4,459,064 km (0.097 R)
• M8: 10,637,456 km (0.08 R)
• M9: 12,825,624 km (0.085 R)
• M10: 14,710,407 km (0.101 R)
• M11: 19,298,574 km (0.072 R)
• M12: 21,240,354 km (0.081 R)
• M13: 24,432,923 km (0.115 R)
• M14: 30,128,562 km (0.106 R)
• M15: 33,837,692 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 103.3

Radius: 5.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.73 AU - 7.79 AU

Year: 12833 Days

Day: 17.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 56.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,348,129 km

• M1: 72,555 km (0.076 R)
• M2: 363,523 km (0.116 R)
• M3: 876,344 km (0.03 R)
• M4: 2,151,965 km (0.045 R)
• M5: 2,952,912 km (0.092 R)
• M6: 6,333,824 km (0.097 R)
• M7: 10,376,557 km (0.095 R)
• M8: 11,100,012 km (0.091 R)
• M9: 11,332,787 km (0.086 R)
• M10: 12,099,775 km (0.04 R)
• M11: 13,897,044 km (0.115 R)
• M12: 19,522,522 km (0.111 R)
• M13: 20,067,358 km (0.118 R)
• M14: 20,762,688 km (0.075 R)
• M15: 21,473,877 km (0.11 R)
• M16: 22,054,466 km (0.117 R)
• M17: 24,481,542 km (0.087 R)
• M18: 25,678,325 km (0.067 R)
• M19: 26,497,523 km (0.085 R)
• M20: 26,746,603 km (0.105 R)
• M21: 26,913,555 km (0.071 R)
• M22: 27,844,053 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.1

Radius: 3.8

Gravity: 16.56 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.7 AU - 8 AU

Year: 13072 Days

Day: 24.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,348,129 km

• M1: 47,273 km (0.058 R)
• M2: 282,291 km (0.102 R)
• M3: 570,267 km (0.116 R)
• M4: 867,219 km (0.118 R)
• M5: 1,103,135 km (0.036 R)
• M6: 1,247,796 km (0.11 R)
• M7: 1,418,038 km (0.112 R)
• M8: 1,927,569 km (0.083 R)
• M9: 2,121,896 km (0.089 R)
• M10: 2,474,798 km (0.119 R)
• M11: 2,626,490 km (0.098 R)
• M12: 3,097,574 km (0.104 R)
• M13: 3,433,720 km (0.076 R)
• M14: 3,646,747 km (0.082 R)
• M15: 4,366,313 km (0.093 R)
• M16: 4,730,733 km (0.1 R)
• M17: 6,752,249 km (0.074 R)
• M18: 8,198,562 km (0.065 R)
• M19: 9,194,734 km (0.087 R)
• M20: 9,513,377 km (0.119 R)
• M21: 10,317,466 km (0.097 R)
• M22: 12,944,105 km (0.091 R)
• M23: 13,344,130 km (0.096 R)
• M24: 13,752,383 km (0.087 R)
• M25: 14,349,877 km (0.095 R)
• M26: 20,068,405 km (0.063 R)
• M27: 22,594,664 km (0.092 R)
• M28: 24,190,574 km (0.107 R)
• M29: 25,324,825 km (0.12 R)
• M30: 30,216,975 km (0.102 R)
• M31: 30,517,068 km (0.071 R)
• M32: 31,123,089 km (0.091 R)
• M33: 32,568,204 km (0.12 R)
• M34: 35,480,576 km (0.103 R)
• M35: 36,601,662 km (0.101 R)
• M36: 37,171,032 km (0.073 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 12,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit