🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.8

Radius: 13.3

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.64 AU - 0.92 AU

Year: 459 Days

Day: 7.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,006,031 km

• M1: 165,455 km (0.105 R)
• M2: 711,787 km (0.117 R)
• M3: 1,215,931 km (0.104 R)
• M4: 1,891,815 km (0.114 R)
• M5: 2,340,159 km (0.108 R)
• M6: 2,964,731 km (0.063 R)
• M7: 3,773,307 km (0.039 R)
• M8: 4,230,329 km (0.1 R)
• M9: 4,680,618 km (0.115 R)
• M10: 5,304,441 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.2

Radius: 9.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.61 AU - 0.97 AU

Year: 468 Days

Day: 8.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,006,031 km

• M1: 120,576 km (0.03 R)
• M2: 425,456 km (0.119 R)
• M3: 1,143,975 km (0.077 R)
• M4: 1,699,881 km (0.119 R)
• M5: 2,004,163 km (0.105 R)
• M6: 2,616,916 km (0.105 R)
• M7: 3,455,112 km (0.119 R)
• M8: 4,067,117 km (0.065 R)
• M9: 4,618,984 km (0.087 R)
• M10: 5,019,158 km (0.107 R)
• M11: 5,523,303 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 12.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.12 AU - 2.56 AU

Year: 2387 Days

Day: 15 Hours

Environment

Temp: -205 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,006,031 km

• M1: 155,432 km (0.056 R)
• M2: 585,526 km (0.084 R)
• M3: 991,983 km (0.104 R)
• M4: 1,828,535 km (0.088 R)
• M5: 2,250,850 km (0.103 R)
• M6: 2,781,324 km (0.097 R)
• M7: 4,305,726 km (0.099 R)
• M8: 4,978,168 km (0.06 R)
• M9: 5,373,705 km (0.072 R)
• M10: 6,533,089 km (0.106 R)
• M11: 7,008,660 km (0.103 R)
• M12: 7,970,126 km (0.057 R)
• M13: 8,544,731 km (0.041 R)
• M14: 9,049,774 km (0.086 R)
• M15: 11,688,830 km (0.091 R)
• M16: 12,672,286 km (0.115 R)
• M17: 13,122,276 km (0.072 R)
• M18: 13,924,570 km (0.053 R)
• M19: 15,673,668 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.1

Radius: 14.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.28 AU - 2.52 AU

Year: 2479 Days

Day: 9.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,006,031 km

• M1: 211,232 km (0.098 R)
• M2: 683,961 km (0.084 R)
• M3: 1,472,941 km (0.072 R)
• M4: 2,175,751 km (0.117 R)
• M5: 3,166,239 km (0.098 R)
• M6: 4,247,532 km (0.097 R)
• M7: 4,763,047 km (0.112 R)
• M8: 5,406,018 km (0.059 R)
• M9: 5,866,480 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.1

Radius: 8.3

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.2 AU - 3.16 AU

Year: 2926 Days

Day: 7.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,006,031 km

• M1: 103,223 km (0.07 R)
• M2: 367,263 km (0.088 R)
• M3: 874,250 km (0.037 R)
• M4: 1,152,951 km (0.066 R)
• M5: 1,460,374 km (0.111 R)
• M6: 2,244,118 km (0.114 R)
• M7: 2,555,281 km (0.113 R)
• M8: 2,844,753 km (0.067 R)
• M9: 4,754,520 km (0.077 R)
• M10: 5,503,406 km (0.092 R)
• M11: 5,824,144 km (0.083 R)
• M12: 6,129,025 km (0.103 R)
• M13: 7,619,319 km (0.056 R)
• M14: 9,374,401 km (0.107 R)
• M15: 10,386,431 km (0.075 R)
• M16: 10,670,966 km (0.112 R)
• M17: 11,086,399 km (0.052 R)
• M18: 12,172,330 km (0.09 R)
• M19: 14,303,202 km (0.088 R)
• M20: 16,505,731 km (0.094 R)
• M21: 17,745,299 km (0.064 R)
• M22: 18,985,316 km (0.118 R)
• M23: 19,472,556 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.2

Radius: 4.6

Gravity: 22.46 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.51 AU - 6.53 AU

Year: 9850 Days

Day: 16.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,006,031 km

• M1: 62,083 km (0.09 R)
• M2: 256,112 km (0.1 R)
• M3: 560,992 km (0.089 R)
• M4: 1,048,831 km (0.113 R)
• M5: 1,497,175 km (0.092 R)
• M6: 1,706,014 km (0.104 R)
• M7: 2,113,818 km (0.119 R)
• M8: 2,287,052 km (0.047 R)
• M9: 3,369,243 km (0.116 R)
• M10: 3,778,693 km (0.112 R)
• M11: 4,962,311 km (0.083 R)
• M12: 8,032,059 km (0.058 R)
• M13: 9,072,961 km (0.028 R)
• M14: 10,054,772 km (0.09 R)
• M15: 11,953,618 km (0.101 R)
• M16: 12,844,024 km (0.076 R)
• M17: 13,658,734 km (0.046 R)
• M18: 15,519,582 km (0.108 R)
• M19: 20,194,665 km (0.078 R)
• M20: 21,055,302 km (0.07 R)
• M21: 21,940,173 km (0.101 R)
• M22: 22,765,954 km (0.09 R)
• M23: 23,356,117 km (0.08 R)
• M24: 24,655,075 km (0.118 R)
• M25: 28,159,705 km (0.101 R)
• M26: 29,134,185 km (0.086 R)
• M27: 32,615,926 km (0.119 R)
• M28: 33,150,140 km (0.111 R)
• M29: 33,365,561 km (0.063 R)
• M30: 34,456,279 km (0.082 R)
• M31: 35,796,377 km (0.029 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: 311 - 16,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit