🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714

Radius: 9.2

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.49 AU - 0.79 AU

Year: 341 Days

Day: 8 Hours

Environment

Temp: -158 °C

Axial Tilt: 141.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,326,497 km

• M1: 114,742 km (0.095 R)
• M2: 434,432 km (0.05 R)
• M3: 754,572 km (0.049 R)
• M4: 1,075,010 km (0.096 R)
• M5: 1,370,765 km (0.047 R)
• M6: 1,700,629 km (0.112 R)
• M7: 2,249,354 km (0.067 R)
• M8: 3,004,673 km (0.106 R)
• M9: 3,328,403 km (0.111 R)
• M10: 3,796,345 km (0.086 R)
• M11: 4,241,249 km (0.095 R)
• M12: 4,608,063 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.1

Radius: 9.8

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.63 AU - 0.77 AU

Year: 391 Days

Day: 8.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,326,497 km

• M1: 121,922 km (0.103 R)
• M2: 429,495 km (0.113 R)
• M3: 778,358 km (0.103 R)
• M4: 1,337,405 km (0.037 R)
• M5: 1,875,957 km (0.095 R)
• M6: 2,474,349 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.5

Radius: 12.4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.49 AU - 2.09 AU

Year: 1597 Days

Day: 9.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,326,497 km

• M1: 154,235 km (0.104 R)
• M2: 595,848 km (0.115 R)
• M3: 1,002,156 km (0.035 R)
• M4: 1,449,304 km (0.113 R)
• M5: 2,322,956 km (0.067 R)
• M6: 3,391,683 km (0.093 R)
• M7: 4,073,550 km (0.113 R)
• M8: 4,968,893 km (0.078 R)
• M9: 6,206,666 km (0.067 R)
• M10: 7,255,946 km (0.077 R)
• M11: 9,639,339 km (0.085 R)
• M12: 10,342,898 km (0.091 R)
• M13: 10,901,795 km (0.113 R)
• M14: 13,504,798 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.3

Radius: 10.4

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.18 AU - 2.34 AU

Year: 2266 Days

Day: 5.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,326,497 km

• M1: 129,402 km (0.093 R)
• M2: 527,332 km (0.095 R)
• M3: 1,027,588 km (0.077 R)
• M4: 1,356,703 km (0.079 R)
• M5: 1,930,860 km (0.041 R)
• M6: 3,090,094 km (0.114 R)
• M7: 3,866,357 km (0.101 R)
• M8: 4,399,524 km (0.048 R)
• M9: 5,068,226 km (0.112 R)
• M10: 5,404,373 km (0.04 R)
• M11: 5,924,375 km (0.079 R)
• M12: 10,876,663 km (0.053 R)
• M13: 11,286,561 km (0.082 R)
• M14: 11,940,453 km (0.071 R)
• M15: 12,376,980 km (0.046 R)
• M16: 13,030,723 km (0.116 R)
• M17: 14,947,670 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.8

Radius: 13.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.88 AU - 2.68 AU

Year: 2296 Days

Day: 6.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,326,497 km

• M1: 171,589 km (0.102 R)
• M2: 628,909 km (0.069 R)
• M3: 1,873,265 km (0.087 R)
• M4: 2,399,699 km (0.06 R)
• M5: 4,482,700 km (0.102 R)
• M6: 7,119,063 km (0.049 R)
• M7: 9,459,223 km (0.09 R)
• M8: 11,717,403 km (0.057 R)
• M9: 12,273,458 km (0.051 R)
• M10: 12,930,492 km (0.039 R)
• M11: 14,047,988 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.4

Radius: 12.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.37 AU - 3.79 AU

Year: 3605 Days

Day: 13.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,326,497 km

• M1: 157,676 km (0.1 R)
• M2: 620,083 km (0.097 R)
• M3: 1,300,604 km (0.062 R)
• M4: 2,011,792 km (0.097 R)
• M5: 3,999,948 km (0.12 R)
• M6: 4,541,343 km (0.081 R)
• M7: 6,275,331 km (0.119 R)
• M8: 11,246,319 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.9

Radius: 10.7

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.08 AU - 6.62 AU

Year: 8252 Days

Day: 10.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,326,497 km

• M1: 133,142 km (0.033 R)
• M2: 510,727 km (0.083 R)
• M3: 849,267 km (0.103 R)
• M4: 1,346,530 km (0.119 R)
• M5: 2,081,804 km (0.046 R)
• M6: 2,734,948 km (0.106 R)
• M7: 3,812,502 km (0.11 R)
• M8: 4,703,955 km (0.103 R)
• M9: 5,152,749 km (0.082 R)
• M10: 6,032,833 km (0.107 R)
• M11: 7,048,453 km (0.118 R)
• M12: 8,048,216 km (0.099 R)
• M13: 8,736,216 km (0.11 R)
• M14: 9,185,758 km (0.119 R)
• M15: 10,229,353 km (0.077 R)
• M16: 11,192,613 km (0.118 R)
• M17: 11,995,056 km (0.097 R)
• M18: 12,778,201 km (0.114 R)
• M19: 16,187,836 km (0.037 R)
• M20: 18,355,360 km (0.111 R)
• M21: 20,709,581 km (0.114 R)
• M22: 21,107,212 km (0.111 R)
• M23: 21,672,692 km (0.106 R)
• M24: 26,101,388 km (0.087 R)
• M25: 27,702,384 km (0.087 R)
• M26: 30,174,339 km (0.108 R)
• M27: 30,583,041 km (0.081 R)
• M28: 31,831,435 km (0.086 R)
• M29: 39,311,179 km (0.083 R)
• M30: 39,921,389 km (0.069 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: 415 - 17,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit