🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 10.7

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.41 AU - 0.61 AU

Year: 256 Days

Day: 11.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,454,675 km

• M1: 133,292 km (0.1 R)
• M2: 478,414 km (0.071 R)
• M3: 818,151 km (0.082 R)
• M4: 1,215,632 km (0.116 R)
• M5: 1,770,640 km (0.105 R)
• M6: 2,107,984 km (0.106 R)
• M7: 2,613,624 km (0.084 R)
• M8: 3,075,283 km (0.107 R)
• M9: 3,834,044 km (0.073 R)
• M10: 4,188,441 km (0.1 R)
• M11: 4,538,201 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 14.1

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.75 AU - 0.93 AU

Year: 541 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 22,454,675 km

• M1: 175,329 km (0.076 R)
• M2: 615,146 km (0.114 R)
• M3: 1,345,483 km (0.037 R)
• M4: 1,908,869 km (0.079 R)
• M5: 2,388,330 km (0.117 R)
• M6: 2,938,551 km (0.113 R)
• M7: 4,674,784 km (0.049 R)
• M8: 5,399,885 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.8

Radius: 13

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.86 AU - 1.16 AU

Year: 713 Days

Day: 6.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,454,675 km

• M1: 161,715 km (0.1 R)
• M2: 635,342 km (0.062 R)
• M3: 1,040,603 km (0.043 R)
• M4: 1,455,886 km (0.082 R)
• M5: 1,865,934 km (0.052 R)
• M6: 2,727,468 km (0.086 R)
• M7: 3,188,679 km (0.05 R)
• M8: 3,661,857 km (0.09 R)
• M9: 4,437,073 km (0.098 R)
• M10: 5,765,502 km (0.077 R)
• M11: 6,334,273 km (0.037 R)
• M12: 7,300,825 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.6

Radius: 9.2

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.34 AU - 1.36 AU

Year: 1103 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,454,675 km

• M1: 114,442 km (0.076 R)
• M2: 775,515 km (0.108 R)
• M3: 1,070,971 km (0.107 R)
• M4: 1,502,411 km (0.12 R)
• M5: 2,047,247 km (0.088 R)
• M6: 2,799,126 km (0.057 R)
• M7: 3,395,572 km (0.088 R)
• M8: 4,319,938 km (0.088 R)
• M9: 6,679,695 km (0.045 R)
• M10: 7,154,069 km (0.105 R)
• M11: 7,743,635 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.5

Radius: 8.2

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.27 AU - 1.55 AU

Year: 1177 Days

Day: 8.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,454,675 km

• M1: 102,026 km (0.102 R)
• M2: 363,672 km (0.118 R)
• M3: 819,048 km (0.101 R)
• M4: 1,311,076 km (0.12 R)
• M5: 1,864,887 km (0.041 R)
• M6: 2,151,068 km (0.079 R)
• M7: 2,707,123 km (0.04 R)
• M8: 2,963,534 km (0.108 R)
• M9: 3,447,633 km (0.066 R)
• M10: 3,815,494 km (0.079 R)
• M11: 4,443,805 km (0.078 R)
• M12: 5,018,560 km (0.036 R)
• M13: 5,513,430 km (0.082 R)
• M14: 6,154,157 km (0.059 R)
• M15: 6,967,521 km (0.098 R)
• M16: 7,663,001 km (0.066 R)
• M17: 8,235,363 km (0.104 R)
• M18: 9,042,294 km (0.099 R)
• M19: 11,463,086 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.4

Radius: 12.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.64 AU - 1.86 AU

Year: 1627 Days

Day: 11.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,454,675 km

• M1: 156,779 km (0.098 R)
• M2: 576,251 km (0.114 R)
• M3: 990,637 km (0.081 R)
• M4: 1,504,506 km (0.05 R)
• M5: 1,958,236 km (0.074 R)
• M6: 3,000,335 km (0.04 R)
• M7: 3,696,563 km (0.119 R)
• M8: 4,816,902 km (0.075 R)
• M9: 5,280,506 km (0.038 R)
• M10: 5,820,255 km (0.115 R)
• M11: 6,396,655 km (0.056 R)
• M12: 6,801,766 km (0.073 R)
• M13: 8,298,044 km (0.091 R)
• M14: 9,187,254 km (0.083 R)
• M15: 9,903,229 km (0.119 R)
• M16: 10,481,724 km (0.057 R)
• M17: 11,154,915 km (0.084 R)
• M18: 11,557,782 km (0.063 R)
• M19: 12,587,763 km (0.095 R)
• M20: 13,105,073 km (0.107 R)
• M21: 14,097,505 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.9

Radius: 8.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.51 AU - 3.93 AU

Year: 4062 Days

Day: 10.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 175.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,454,675 km

• M1: 111,750 km (0.103 R)
• M2: 405,859 km (0.109 R)
• M3: 1,928,017 km (0.113 R)
• M4: 2,290,792 km (0.06 R)
• M5: 3,013,948 km (0.041 R)
• M6: 4,417,326 km (0.098 R)
• M7: 5,428,308 km (0.05 R)
• M8: 8,514,064 km (0.084 R)
• M9: 9,644,874 km (0.12 R)
• M10: 11,761,833 km (0.113 R)
• M11: 12,201,950 km (0.087 R)
• M12: 12,516,405 km (0.104 R)
• M13: 13,397,387 km (0.111 R)
• M14: 13,732,187 km (0.114 R)
• M15: 19,448,621 km (0.083 R)
• M16: 19,816,332 km (0.03 R)
• M17: 22,254,030 km (0.105 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: 381 - 14,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit