🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.7 AU - 1.16 AU

Year: 315 Days

Day: 15.7 Hours

Environment

Temp: 166 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.99 AU - 1.49 AU

Year: 485 Days

Day: 24.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2 AU - 3.14 AU

Year: 1448 Days

Day: 46.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,442,957 km

• M1: 214,224 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.15 AU - 4.57 AU

Year: 3200 Days

Day: 25.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.47 AU - 5.17 AU

Year: 3719 Days

Day: 16.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.7

Radius: 9.5

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.2 AU - 9.52 AU

Year: 9269 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,442,957 km

• M1: 118,631 km (0.109 R)
• M2: 493,523 km (0.085 R)
• M3: 849,118 km (0.049 R)
• M4: 1,764,357 km (0.115 R)
• M5: 2,967,124 km (0.103 R)
• M6: 3,592,144 km (0.081 R)
• M7: 6,322,604 km (0.117 R)
• M8: 7,809,158 km (0.086 R)
• M9: 10,103,242 km (0.119 R)
• M10: 12,754,864 km (0.056 R)
• M11: 13,348,020 km (0.112 R)
• M12: 13,712,590 km (0.071 R)
• M13: 17,953,988 km (0.096 R)
• M14: 19,934,066 km (0.112 R)
• M15: 25,143,064 km (0.092 R)
• M16: 27,224,718 km (0.111 R)
• M17: 29,112,942 km (0.1 R)
• M18: 32,927,239 km (0.117 R)
• M19: 35,183,923 km (0.103 R)
• M20: 38,882,581 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.4

Radius: 10.7

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.78 AU - 11.1 AU

Year: 10194 Days

Day: 13.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,442,957 km

• M1: 133,292 km (0.044 R)
• M2: 575,503 km (0.065 R)
• M3: 1,041,351 km (0.099 R)
• M4: 1,518,718 km (0.076 R)
• M5: 1,898,995 km (0.07 R)
• M6: 2,519,378 km (0.119 R)
• M7: 2,944,684 km (0.104 R)
• M8: 3,543,674 km (0.078 R)
• M9: 4,762,598 km (0.072 R)
• M10: 5,801,555 km (0.036 R)
• M11: 6,167,172 km (0.071 R)
• M12: 6,744,620 km (0.077 R)
• M13: 7,527,316 km (0.051 R)
• M14: 8,141,864 km (0.055 R)
• M15: 9,521,605 km (0.086 R)
• M16: 10,346,488 km (0.112 R)
• M17: 14,725,666 km (0.098 R)
• M18: 19,957,254 km (0.101 R)
• M19: 22,536,171 km (0.095 R)
• M20: 24,374,131 km (0.057 R)
• M21: 26,310,077 km (0.109 R)
• M22: 31,819,467 km (0.089 R)
• M23: 34,722,863 km (0.109 R)
• M24: 36,054,732 km (0.062 R)
• M25: 38,434,835 km (0.119 R)
• M26: 39,467,658 km (0.081 R)
• M27: 40,784,568 km (0.111 R)
• M28: 41,588,507 km (0.109 R)
• M29: 43,228,399 km (0.107 R)
• M30: 50,220,005 km (0.072 R)
• M31: 50,988,938 km (0.072 R)
• M32: 51,454,038 km (0.091 R)
• M33: 52,550,441 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.3

Radius: 8.2

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.18 AU - 11.86 AU

Year: 11148 Days

Day: 6 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,442,957 km

• M1: 102,026 km (0.07 R)
• M2: 576,251 km (0.088 R)
• M3: 980,614 km (0.11 R)
• M4: 1,364,333 km (0.097 R)
• M5: 7,246,670 km (0.096 R)
• M6: 8,251,370 km (0.103 R)
• M7: 8,770,774 km (0.076 R)
• M8: 11,068,597 km (0.101 R)
• M9: 13,079,043 km (0.112 R)
• M10: 16,711,728 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.8

Radius: 4.6

Gravity: 37.89 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.69 AU - 16.41 AU

Year: 17530 Days

Day: 15.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,442,957 km

• M1: 57,595 km (0.108 R)
• M2: 214,673 km (0.099 R)
• M3: 680,222 km (0.103 R)
• M4: 882,029 km (0.083 R)
• M5: 1,097,300 km (0.048 R)
• M6: 2,018,823 km (0.086 R)
• M7: 2,222,426 km (0.075 R)
• M8: 2,507,260 km (0.073 R)
• M9: 3,149,933 km (0.075 R)
• M10: 3,625,804 km (0.069 R)
• M11: 4,147,900 km (0.047 R)
• M12: 4,376,935 km (0.12 R)
• M13: 5,004,797 km (0.104 R)
• M14: 5,851,222 km (0.111 R)
• M15: 7,246,970 km (0.071 R)
• M16: 8,021,887 km (0.117 R)
• M17: 13,863,384 km (0.058 R)
• M18: 15,829,399 km (0.097 R)
• M19: 18,232,839 km (0.091 R)
• M20: 18,847,537 km (0.056 R)
• M21: 20,585,116 km (0.104 R)
• M22: 21,931,796 km (0.094 R)
• M23: 27,562,510 km (0.108 R)
• M24: 34,615,302 km (0.118 R)
• M25: 40,224,474 km (0.108 R)
• M26: 41,414,525 km (0.118 R)
• M27: 56,829,987 km (0.061 R)
• M28: 58,327,163 km (0.083 R)
• M29: 61,400,202 km (0.073 R)
• M30: 73,223,071 km (0.102 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 11,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit