🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.3

Radius: 8

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.74 AU - 1.08 AU

Year: 552 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,560,986 km

• M1: 99,483 km (0.067 R)
• M2: 356,342 km (0.066 R)
• M3: 613,202 km (0.117 R)
• M4: 921,373 km (0.075 R)
• M5: 1,221,167 km (0.104 R)
• M6: 1,729,052 km (0.079 R)
• M7: 2,004,911 km (0.103 R)
• M8: 2,310,240 km (0.085 R)
• M9: 2,624,695 km (0.07 R)
• M10: 2,955,605 km (0.113 R)
• M11: 3,314,341 km (0.086 R)
• M12: 3,564,768 km (0.096 R)
• M13: 3,856,633 km (0.106 R)
• M14: 4,362,872 km (0.089 R)
• M15: 5,363,532 km (0.082 R)
• M16: 5,691,750 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800

Radius: 14.8

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.42 AU - 1.78 AU

Year: 1287 Days

Day: 5.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,560,986 km

• M1: 185,352 km (0.113 R)
• M2: 1,484,011 km (0.103 R)
• M3: 2,305,602 km (0.052 R)
• M4: 3,191,970 km (0.072 R)
• M5: 4,742,253 km (0.117 R)
• M6: 7,279,283 km (0.057 R)
• M7: 9,154,642 km (0.074 R)
• M8: 11,091,635 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.9

Radius: 14.2

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.36 AU - 2.26 AU

Year: 1548 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,560,986 km

• M1: 176,974 km (0.1 R)
• M2: 689,197 km (0.101 R)
• M3: 1,323,642 km (0.106 R)
• M4: 2,476,892 km (0.097 R)
• M5: 2,981,785 km (0.112 R)
• M6: 4,644,415 km (0.087 R)
• M7: 5,486,801 km (0.044 R)
• M8: 6,403,986 km (0.056 R)
• M9: 6,912,768 km (0.113 R)
• M10: 8,910,648 km (0.072 R)
• M11: 9,513,976 km (0.117 R)
• M12: 11,269,058 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.2

Radius: 12.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.74 AU - 1.94 AU

Year: 1587 Days

Day: 5.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,560,986 km

• M1: 157,975 km (0.057 R)
• M2: 881,131 km (0.072 R)
• M3: 1,361,939 km (0.106 R)
• M4: 1,965,716 km (0.088 R)
• M5: 2,484,372 km (0.078 R)
• M6: 2,921,946 km (0.101 R)
• M7: 3,651,684 km (0.052 R)
• M8: 4,239,604 km (0.078 R)
• M9: 4,869,859 km (0.117 R)
• M10: 5,366,973 km (0.095 R)
• M11: 5,875,008 km (0.037 R)
• M12: 6,660,097 km (0.116 R)
• M13: 7,595,084 km (0.071 R)
• M14: 9,282,997 km (0.1 R)
• M15: 9,822,147 km (0.102 R)
• M16: 10,652,864 km (0.079 R)
• M17: 11,783,974 km (0.094 R)
• M18: 12,722,102 km (0.082 R)
• M19: 13,268,882 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.1

Radius: 11.4

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.11 AU - 2.45 AU

Year: 2189 Days

Day: 12.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,560,986 km

• M1: 141,968 km (0.076 R)
• M2: 502,499 km (0.099 R)
• M3: 963,560 km (0.118 R)
• M4: 1,319,752 km (0.115 R)
• M5: 1,785,750 km (0.111 R)
• M6: 3,750,419 km (0.115 R)
• M7: 5,137,340 km (0.107 R)
• M8: 6,545,505 km (0.071 R)
• M9: 8,281,289 km (0.035 R)
• M10: 8,982,754 km (0.099 R)
• M11: 9,378,889 km (0.091 R)
• M12: 9,818,707 km (0.092 R)
• M13: 10,504,314 km (0.081 R)
• M14: 10,910,173 km (0.099 R)
• M15: 11,789,509 km (0.06 R)
• M16: 12,228,130 km (0.111 R)
• M17: 12,715,520 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.9

Radius: 8

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.38 AU - 9.56 AU

Year: 18529 Days

Day: 24.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 112 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,560,986 km

• M1: 99,483 km (0.116 R)
• M2: 438,322 km (0.092 R)
• M3: 688,449 km (0.097 R)
• M4: 1,384,678 km (0.069 R)
• M5: 1,736,382 km (0.102 R)
• M6: 2,009,698 km (0.115 R)
• M7: 2,667,629 km (0.116 R)
• M8: 3,323,616 km (0.09 R)
• M9: 5,469,897 km (0.116 R)
• M10: 6,228,507 km (0.098 R)
• M11: 9,467,900 km (0.103 R)
• M12: 9,860,444 km (0.061 R)
• M13: 15,458,098 km (0.101 R)
• M14: 19,634,122 km (0.084 R)
• M15: 21,785,489 km (0.12 R)
• M16: 23,270,398 km (0.089 R)
• M17: 24,089,296 km (0.075 R)
• M18: 26,440,376 km (0.118 R)
• M19: 28,474,309 km (0.115 R)
• M20: 29,529,572 km (0.027 R)
• M21: 31,593,425 km (0.082 R)
• M22: 34,142,273 km (0.078 R)
• M23: 44,608,290 km (0.117 R)
• M24: 47,482,364 km (0.051 R)
• M25: 47,973,045 km (0.11 R)
• M26: 49,465,583 km (0.074 R)
• M27: 55,022,994 km (0.045 R)
• M28: 55,927,314 km (0.119 R)
• M29: 58,512,215 km (0.116 R)
• M30: 60,982,674 km (0.083 R)
• M31: 66,742,641 km (0.118 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: 548 - 15,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit