🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.46 AU - 0.62 AU

Year: 153 Days

Day: 32.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.87 AU - 1.27 AU

Year: 426 Days

Day: 26.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 68,558,914 km

• M1: 329,415 km (0.081 R)
• M2: 913,145 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.95 AU - 1.51 AU

Year: 525 Days

Day: 34.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.98 AU - 2.4 AU

Year: 1248 Days

Day: 15.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.84 AU - 2.98 AU

Year: 1440 Days

Day: 46.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.6

Radius: 9.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.54 AU - 4.8 AU

Year: 3278 Days

Day: 6.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,558,914 km

• M1: 120,725 km (0.088 R)
• M2: 734,376 km (0.042 R)
• M3: 1,235,230 km (0.1 R)
• M4: 1,532,331 km (0.025 R)
• M5: 2,898,160 km (0.101 R)
• M6: 3,432,523 km (0.115 R)
• M7: 4,942,863 km (0.112 R)
• M8: 6,597,715 km (0.069 R)
• M9: 7,523,427 km (0.09 R)
• M10: 7,917,019 km (0.08 R)
• M11: 8,413,384 km (0.109 R)
• M12: 9,729,247 km (0.113 R)
• M13: 10,926,479 km (0.056 R)
• M14: 12,296,047 km (0.103 R)
• M15: 14,154,053 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.3

Radius: 12

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.18 AU - 4.76 AU

Year: 3639 Days

Day: 9.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,558,914 km

• M1: 149,299 km (0.116 R)
• M2: 662,270 km (0.107 R)
• M3: 1,136,944 km (0.106 R)
• M4: 1,771,388 km (0.088 R)
• M5: 2,386,834 km (0.072 R)
• M6: 2,846,847 km (0.11 R)
• M7: 3,510,164 km (0.091 R)
• M8: 4,007,727 km (0.096 R)
• M9: 4,684,807 km (0.104 R)
• M10: 5,511,186 km (0.1 R)
• M11: 6,159,094 km (0.098 R)
• M12: 6,770,800 km (0.082 R)
• M13: 7,422,598 km (0.107 R)
• M14: 7,858,825 km (0.058 R)
• M15: 9,704,863 km (0.104 R)
• M16: 11,166,583 km (0.078 R)
• M17: 12,814,554 km (0.106 R)
• M18: 13,952,993 km (0.087 R)
• M19: 14,378,899 km (0.087 R)
• M20: 14,862,249 km (0.025 R)
• M21: 19,187,273 km (0.1 R)
• M22: 19,892,328 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.3

Radius: 8.7

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.65 AU - 7.37 AU

Year: 7146 Days

Day: 7.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,558,914 km

• M1: 108,907 km (0.12 R)
• M2: 766,689 km (0.046 R)
• M3: 1,291,179 km (0.115 R)
• M4: 1,583,793 km (0.03 R)
• M5: 2,306,201 km (0.103 R)
• M6: 2,893,073 km (0.111 R)
• M7: 3,274,249 km (0.099 R)
• M8: 5,032,024 km (0.104 R)
• M9: 5,465,259 km (0.107 R)
• M10: 6,081,752 km (0.093 R)
• M11: 6,506,610 km (0.047 R)
• M12: 7,600,320 km (0.099 R)
• M13: 9,144,619 km (0.053 R)
• M14: 15,018,729 km (0.062 R)
• M15: 16,662,809 km (0.061 R)
• M16: 17,889,362 km (0.116 R)
• M17: 20,521,387 km (0.085 R)
• M18: 21,853,855 km (0.115 R)
• M19: 24,201,495 km (0.114 R)
• M20: 26,539,560 km (0.101 R)
• M21: 27,234,292 km (0.116 R)
• M22: 29,207,488 km (0.084 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.7

Radius: 8.6

Gravity: 12.84 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.61 AU - 12.89 AU

Year: 14528 Days

Day: 13.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,558,914 km

• M1: 177,423 km (0.106 R)
• M2: 606,769 km (0.1 R)
• M3: 876,344 km (0.073 R)
• M4: 1,176,587 km (0.079 R)
• M5: 2,680,495 km (0.091 R)
• M6: 3,221,441 km (0.054 R)
• M7: 3,659,314 km (0.088 R)
• M8: 3,982,894 km (0.108 R)
• M9: 5,034,866 km (0.102 R)
• M10: 5,436,237 km (0.088 R)
• M11: 6,640,350 km (0.074 R)
• M12: 7,724,636 km (0.118 R)
• M13: 8,612,200 km (0.106 R)
• M14: 8,922,765 km (0.031 R)
• M15: 9,511,433 km (0.099 R)
• M16: 12,518,799 km (0.081 R)
• M17: 12,850,607 km (0.102 R)
• M18: 13,532,025 km (0.072 R)
• M19: 15,644,197 km (0.066 R)
• M20: 16,818,840 km (0.05 R)
• M21: 17,141,822 km (0.075 R)
• M22: 17,468,843 km (0.054 R)
• M23: 18,135,451 km (0.117 R)
• M24: 19,519,530 km (0.089 R)
• M25: 20,237,301 km (0.107 R)
• M26: 25,869,960 km (0.053 R)
• M27: 30,513,029 km (0.083 R)
• M28: 31,970,262 km (0.104 R)
• M29: 33,093,293 km (0.071 R)
• M30: 38,683,765 km (0.092 R)
• M31: 39,672,907 km (0.112 R)
• M32: 49,511,061 km (0.097 R)
• M33: 58,796,002 km (0.075 R)
• M34: 60,479,876 km (0.112 R)
• M35: 61,620,111 km (0.075 R)
• M36: 62,774,558 km (0.042 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 19,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit