🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.5 AU - 0.56 AU

Year: 148 Days

Day: 13.5 Hours

Environment

Temp: 159 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,360,671 km

• M1: 25,731 km (0.028 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.67 AU - 0.95 AU

Year: 279 Days

Day: 14.7 Hours

Environment

Temp: 23 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,360,671 km

• M1: 80,484 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.64 AU - 1.02 AU

Year: 290 Days

Day: 15.8 Hours

Environment

Temp: 47 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.94 AU - 1.44 AU

Year: 497 Days

Day: 26.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,360,671 km

• M1: 47,572 km (0.041 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.85 AU - 2.21 AU

Year: 1107 Days

Day: 45.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,360,671 km

• M1: 43,234 km (0.103 R)

Asteroid Belt

Center: 3.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58

Radius: 10.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.37 AU - 5.43 AU

Year: 3534 Days

Day: 5.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 139.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,360,671 km

• M1: 130,599 km (0.079 R)
• M2: 458,368 km (0.107 R)
• M3: 1,757,625 km (0.077 R)
• M4: 2,397,306 km (0.113 R)
• M5: 4,874,048 km (0.093 R)
• M6: 5,550,679 km (0.079 R)
• M7: 6,223,122 km (0.106 R)
• M8: 7,554,543 km (0.061 R)
• M9: 8,815,653 km (0.1 R)
• M10: 9,294,366 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.3

Radius: 8.5

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.85 AU - 7.67 AU

Year: 6730 Days

Day: 14.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,360,671 km

• M1: 107,112 km (0.056 R)
• M2: 451,786 km (0.12 R)
• M3: 1,663,678 km (0.076 R)
• M4: 2,077,466 km (0.093 R)
• M5: 7,515,348 km (0.119 R)
• M6: 16,252,911 km (0.047 R)
• M7: 16,631,244 km (0.097 R)
• M8: 17,801,997 km (0.104 R)
• M9: 21,416,282 km (0.1 R)
• M10: 22,800,660 km (0.055 R)
• M11: 23,195,599 km (0.083 R)
• M12: 27,134,062 km (0.087 R)
• M13: 29,680,517 km (0.115 R)
• M14: 32,184,037 km (0.096 R)
• M15: 34,409,455 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939

Radius: 7.1

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 10.18 AU - 16.06 AU

Year: 18196 Days

Day: 17.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,360,671 km

• M1: 91,703 km (0.114 R)
• M2: 477,816 km (0.074 R)
• M3: 741,706 km (0.11 R)
• M4: 1,040,304 km (0.066 R)
• M5: 1,754,933 km (0.081 R)
• M6: 2,061,907 km (0.053 R)
• M7: 2,337,467 km (0.096 R)
• M8: 2,860,162 km (0.089 R)
• M9: 3,458,104 km (0.112 R)
• M10: 4,403,862 km (0.097 R)
• M11: 4,936,879 km (0.092 R)
• M12: 6,479,383 km (0.119 R)
• M13: 7,073,885 km (0.111 R)
• M14: 7,905,499 km (0.079 R)
• M15: 8,424,155 km (0.117 R)
• M16: 8,855,147 km (0.068 R)
• M17: 9,644,874 km (0.063 R)
• M18: 11,234,650 km (0.116 R)
• M19: 12,227,232 km (0.07 R)
• M20: 13,277,260 km (0.103 R)
• M21: 14,538,370 km (0.094 R)
• M22: 16,702,602 km (0.045 R)
• M23: 19,349,138 km (0.083 R)
• M24: 21,858,493 km (0.045 R)
• M25: 24,468,228 km (0.111 R)
• M26: 28,821,975 km (0.111 R)
• M27: 29,676,478 km (0.072 R)
• M28: 30,548,035 km (0.06 R)
• M29: 37,131,388 km (0.077 R)
• M30: 40,220,884 km (0.098 R)
• M31: 45,088,349 km (0.083 R)
• M32: 68,484,559 km (0.048 R)
• M33: 70,004,473 km (0.114 R)
• M34: 73,111,471 km (0.097 R)
• M35: 73,789,000 km (0.11 R)
• M36: 74,698,854 km (0.085 R)
• M37: 76,773,328 km (0.083 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 11,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit