🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.6

Radius: 11.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.16 AU - 1.3 AU

Year: 910 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 60.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 85,815,971 km

• M1: 245,191 km (0.087 R)
• M2: 858,093 km (0.098 R)
• M3: 1,468,303 km (0.057 R)
• M4: 2,624,695 km (0.105 R)
• M5: 3,070,496 km (0.11 R)
• M6: 3,696,115 km (0.12 R)
• M7: 4,445,600 km (0.068 R)
• M8: 5,038,905 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 8.3

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.07 AU - 4.17 AU

Year: 4593 Days

Day: 14.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,815,971 km

• M1: 112,498 km (0.095 R)
• M2: 398,828 km (0.079 R)
• M3: 981,212 km (0.096 R)
• M4: 1,279,062 km (0.04 R)
• M5: 2,204,325 km (0.098 R)
• M6: 4,062,629 km (0.097 R)
• M7: 5,271,530 km (0.101 R)
• M8: 8,964,802 km (0.117 R)
• M9: 9,774,725 km (0.05 R)
• M10: 11,280,876 km (0.095 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.2

Radius: 5.8

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.59 AU - 7.21 AU

Year: 12087 Days

Day: 17.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,815,971 km

• M1: 72,256 km (0.087 R)
• M2: 308,022 km (0.099 R)
• M3: 1,010,982 km (0.081 R)
• M4: 1,666,520 km (0.112 R)
• M5: 1,868,029 km (0.111 R)
• M6: 2,535,684 km (0.095 R)
• M7: 5,088,572 km (0.047 R)
• M8: 6,066,194 km (0.107 R)
• M9: 8,553,857 km (0.086 R)
• M10: 9,379,786 km (0.1 R)
• M11: 19,340,162 km (0.102 R)
• M12: 22,081,543 km (0.087 R)
• M13: 23,794,738 km (0.09 R)
• M14: 27,391,370 km (0.095 R)
• M15: 29,753,371 km (0.115 R)
• M16: 33,598,335 km (0.06 R)
• M17: 36,411,823 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.6

Radius: 6.2

Gravity: 17.42 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.51 AU - 12.43 AU

Year: 24229 Days

Day: 24.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,815,971 km

• M1: 83,924 km (0.075 R)
• M2: 343,926 km (0.117 R)
• M3: 585,526 km (0.072 R)
• M4: 3,784,826 km (0.086 R)
• M5: 4,110,800 km (0.078 R)
• M6: 13,880,139 km (0.119 R)
• M7: 17,596,749 km (0.112 R)
• M8: 18,875,811 km (0.069 R)
• M9: 23,406,532 km (0.095 R)
• M10: 24,170,678 km (0.103 R)
• M11: 25,633,894 km (0.092 R)
• M12: 28,984,288 km (0.117 R)
• M13: 30,505,399 km (0.109 R)
• M14: 31,680,640 km (0.026 R)
• M15: 33,430,935 km (0.104 R)
• M16: 35,959,588 km (0.074 R)
• M17: 58,505,782 km (0.054 R)
• M18: 59,708,998 km (0.104 R)
• M19: 68,155,743 km (0.072 R)
• M20: 73,819,817 km (0.082 R)
• M21: 75,696,523 km (0.12 R)
• M22: 79,300,784 km (0.203 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 16,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit