🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.44 AU - 0.62 AU

Year: 141 Days

Day: 42.9 Hours

Environment

Temp: 255 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.59 AU - 0.87 AU

Year: 228 Days

Day: 18 Hours

Environment

Temp: 126 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.66 AU - 0.9 AU

Year: 252 Days

Day: 13.9 Hours

Environment

Temp: 134 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,510,557 km

• M1: 628,012 km (0.116 R)

Asteroid Belt

Center: 1.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.27 AU - 1.93 AU

Year: 739 Days

Day: 43.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.88 AU - 4.12 AU

Year: 2922 Days

Day: 14.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.2

Radius: 8.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.13 AU - 6.21 AU

Year: 4294 Days

Day: 6.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,510,557 km

• M1: 106,663 km (0.109 R)
• M2: 471,832 km (0.093 R)
• M3: 927,357 km (0.042 R)
• M4: 1,758,523 km (0.061 R)
• M5: 2,179,342 km (0.097 R)
• M6: 2,590,138 km (0.044 R)
• M7: 3,223,385 km (0.117 R)
• M8: 3,719,601 km (0.069 R)
• M9: 4,223,746 km (0.03 R)
• M10: 5,076,305 km (0.117 R)
• M11: 7,300,675 km (0.07 R)
• M12: 7,993,463 km (0.05 R)
• M13: 8,902,719 km (0.048 R)
• M14: 9,656,393 km (0.097 R)
• M15: 12,001,340 km (0.104 R)
• M16: 12,609,156 km (0.025 R)
• M17: 13,374,349 km (0.117 R)
• M18: 13,980,220 km (0.039 R)
• M19: 19,385,640 km (0.084 R)
• M20: 19,860,763 km (0.069 R)
• M21: 20,161,455 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.7

Radius: 4.4

Gravity: 31.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 11.34 AU - 15.32 AU

Year: 17776 Days

Day: 21.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,510,557 km

• M1: 54,753 km (0.115 R)
• M2: 220,806 km (0.119 R)
• M3: 357,838 km (0.09 R)
• M4: 510,428 km (0.059 R)
• M5: 725,550 km (0.071 R)
• M6: 919,578 km (0.099 R)
• M7: 1,988,604 km (0.074 R)
• M8: 2,502,324 km (0.051 R)
• M9: 2,778,332 km (0.047 R)
• M10: 4,058,441 km (0.031 R)
• M11: 5,726,158 km (0.117 R)
• M12: 8,903,018 km (0.052 R)
• M13: 11,040,772 km (0.078 R)
• M14: 12,819,191 km (0.114 R)
• M15: 13,706,157 km (0.104 R)
• M16: 15,450,019 km (0.06 R)
• M17: 17,011,971 km (0.084 R)
• M18: 17,582,537 km (0.078 R)
• M19: 18,934,602 km (0.11 R)
• M20: 19,108,286 km (0.056 R)
• M21: 19,635,917 km (0.05 R)
• M22: 21,277,006 km (0.119 R)
• M23: 30,868,025 km (0.07 R)
• M24: 33,840,086 km (0.108 R)
• M25: 36,056,976 km (0.068 R)
• M26: 36,592,238 km (0.114 R)
• M27: 36,997,199 km (0.115 R)
• M28: 39,773,735 km (0.077 R)
• M29: 42,537,107 km (0.084 R)
• M30: 48,442,483 km (0.087 R)
• M31: 48,930,621 km (0.113 R)
• M32: 50,581,733 km (0.092 R)
• M33: 52,269,646 km (0.101 R)
• M34: 53,994,659 km (0.061 R)
• M35: 54,695,076 km (0.106 R)
• M36: 55,935,541 km (0.037 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400

Radius: 5.7

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 13.15 AU - 15.65 AU

Year: 19959 Days

Day: 18.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,510,557 km

• M1: 70,909 km (0.11 R)
• M2: 593,754 km (0.037 R)
• M3: 793,467 km (0.047 R)
• M4: 1,493,585 km (0.025 R)
• M5: 1,924,427 km (0.062 R)
• M6: 2,392,369 km (0.051 R)
• M7: 2,981,635 km (0.077 R)
• M8: 3,834,044 km (0.117 R)
• M9: 8,096,386 km (0.087 R)
• M10: 8,387,653 km (0.119 R)
• M11: 8,736,216 km (0.114 R)
• M12: 10,510,896 km (0.066 R)
• M13: 11,271,751 km (0.046 R)
• M14: 15,263,620 km (0.076 R)
• M15: 16,391,289 km (0.099 R)
• M16: 16,779,346 km (0.076 R)
• M17: 17,332,708 km (0.082 R)
• M18: 22,300,255 km (0.106 R)
• M19: 22,585,239 km (0.097 R)
• M20: 25,466,794 km (0.084 R)
• M21: 26,302,746 km (0.101 R)
• M22: 26,514,577 km (0.096 R)
• M23: 27,919,451 km (0.118 R)
• M24: 32,430,275 km (0.093 R)
• M25: 36,083,306 km (0.055 R)
• M26: 41,272,557 km (0.11 R)
• M27: 49,793,502 km (0.102 R)
• M28: 52,931,167 km (0.12 R)
• M29: 57,079,816 km (0.026 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 12,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit