🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.39 AU - 0.63 AU

Year: 235 Days

Day: 18.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,849,048 km

• M1: 251,923 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.54 AU - 0.58 AU

Year: 271 Days

Day: 32.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.3

Radius: 14.6

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.57 AU - 0.81 AU

Year: 370 Days

Day: 8.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,849,048 km

• M1: 181,612 km (0.063 R)
• M2: 728,691 km (0.051 R)
• M3: 1,183,768 km (0.106 R)
• M4: 1,667,268 km (0.069 R)
• M5: 2,327,892 km (0.115 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.8

Radius: 13.9

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.27 AU - 1.47 AU

Year: 1035 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,849,048 km

• M1: 172,935 km (0.109 R)
• M2: 867,518 km (0.104 R)
• M3: 1,616,555 km (0.112 R)
• M4: 2,303,957 km (0.101 R)
• M5: 3,141,106 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.5

Radius: 9.2

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.45 AU - 1.85 AU

Year: 1368 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,849,048 km

• M1: 114,442 km (0.069 R)
• M2: 418,276 km (0.101 R)
• M3: 903,721 km (0.086 R)
• M4: 1,238,970 km (0.108 R)
• M5: 2,199,537 km (0.054 R)
• M6: 3,100,715 km (0.064 R)
• M7: 4,229,880 km (0.054 R)
• M8: 4,650,399 km (0.12 R)
• M9: 5,462,566 km (0.102 R)
• M10: 5,824,443 km (0.085 R)
• M11: 8,146,502 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.2

Radius: 13.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.07 AU - 2.71 AU

Year: 2386 Days

Day: 8.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,849,048 km

• M1: 169,195 km (0.119 R)
• M2: 631,453 km (0.102 R)
• M3: 1,202,318 km (0.073 R)
• M4: 2,747,814 km (0.104 R)
• M5: 3,403,651 km (0.073 R)
• M6: 4,276,704 km (0.091 R)
• M7: 5,452,094 km (0.038 R)
• M8: 5,896,550 km (0.101 R)
• M9: 8,404,109 km (0.091 R)
• M10: 9,031,672 km (0.117 R)
• M11: 10,275,279 km (0.098 R)
• M12: 11,252,602 km (0.102 R)
• M13: 12,212,123 km (0.085 R)
• M14: 13,350,563 km (0.038 R)
• M15: 14,119,047 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.5

Radius: 5.5

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.34 AU - 12.16 AU

Year: 22758 Days

Day: 21.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 57,849,048 km

• M1: 71,508 km (0.12 R)
• M2: 314,006 km (0.105 R)
• M3: 1,095,655 km (0.117 R)
• M4: 2,202,081 km (0.097 R)
• M5: 2,809,448 km (0.063 R)
• M6: 4,890,354 km (0.076 R)
• M7: 5,803,350 km (0.036 R)
• M8: 6,029,093 km (0.113 R)
• M9: 7,247,718 km (0.036 R)
• M10: 7,869,147 km (0.103 R)
• M11: 9,577,106 km (0.084 R)
• M12: 11,053,039 km (0.046 R)
• M13: 11,815,090 km (0.09 R)
• M14: 14,174,997 km (0.057 R)
• M15: 14,654,308 km (0.088 R)
• M16: 16,379,920 km (0.059 R)
• M17: 16,831,556 km (0.074 R)
• M18: 22,917,646 km (0.067 R)
• M19: 23,577,522 km (0.104 R)
• M20: 25,332,754 km (0.086 R)
• M21: 27,173,107 km (0.095 R)
• M22: 28,773,355 km (0.048 R)
• M23: 32,513,152 km (0.064 R)
• M24: 33,828,267 km (0.109 R)
• M25: 34,560,399 km (0.057 R)
• M26: 35,678,344 km (0.065 R)
• M27: 39,444,321 km (0.113 R)
• M28: 39,848,385 km (0.08 R)
• M29: 40,255,141 km (0.106 R)
• M30: 41,631,292 km (0.091 R)
• M31: 47,450,051 km (0.091 R)
• M32: 49,764,629 km (0.11 R)
• M33: 53,130,133 km (0.116 R)
• M34: 54,284,729 km (0.093 R)
• M35: 55,793,872 km (0.039 R)
• M36: 57,158,504 km (0.056 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 20,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit