🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.54 AU - 0.82 AU

Year: 212 Days

Day: 44.3 Hours

Environment

Temp: 106 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,151,627 km

• M1: 17,802 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.64 AU - 0.76 AU

Year: 222 Days

Day: 23 Hours

Environment

Temp: 94 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.71 AU - 1.13 AU

Year: 334 Days

Day: 29.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.1 AU - 1.64 AU

Year: 607 Days

Day: 40.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,151,627 km

• M1: 20,495 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.2 AU - 1.8 AU

Year: 696 Days

Day: 21.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,151,627 km

• M1: 29,172 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.29 AU - 1.95 AU

Year: 781 Days

Day: 35.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.8

Radius: 3.2

Gravity: 56.13 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 11.98 AU - 12.12 AU

Year: 15843 Days

Day: 24.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 68,151,627 km

• M1: 68,965 km (0.076 R)
• M2: 226,940 km (0.048 R)
• M3: 434,881 km (0.108 R)
• M4: 545,883 km (0.062 R)
• M5: 758,012 km (0.12 R)
• M6: 976,425 km (0.07 R)
• M7: 1,568,534 km (0.12 R)
• M8: 1,681,181 km (0.111 R)
• M9: 1,781,860 km (0.075 R)
• M10: 2,014,335 km (0.093 R)
• M11: 2,517,583 km (0.074 R)
• M12: 2,627,537 km (0.04 R)
• M13: 2,857,020 km (0.096 R)
• M14: 4,302,734 km (0.07 R)
• M15: 4,556,452 km (0.041 R)
• M16: 4,753,323 km (0.116 R)
• M17: 6,016,378 km (0.071 R)
• M18: 6,134,111 km (0.083 R)
• M19: 6,703,780 km (0.117 R)
• M20: 7,532,253 km (0.115 R)
• M21: 9,389,660 km (0.067 R)
• M22: 11,411,026 km (0.041 R)
• M23: 13,104,624 km (0.064 R)
• M24: 13,569,574 km (0.047 R)
• M25: 16,211,472 km (0.079 R)
• M26: 17,934,391 km (0.082 R)
• M27: 20,652,435 km (0.06 R)
• M28: 22,016,169 km (0.117 R)
• M29: 24,420,356 km (0.113 R)
• M30: 25,428,945 km (0.091 R)
• M31: 25,840,190 km (0.117 R)
• M32: 26,151,353 km (0.076 R)
• M33: 26,465,210 km (0.09 R)
• M34: 26,887,375 km (0.076 R)
• M35: 29,628,606 km (0.029 R)
• M36: 35,658,597 km (0.071 R)
• M37: 37,615,188 km (0.065 R)
• M38: 38,282,993 km (0.102 R)
• M39: 39,367,876 km (0.103 R)
• M40: 46,157,974 km (0.052 R)
• M41: 46,463,004 km (0.101 R)
• M42: 49,908,243 km (0.066 R)
• M43: 54,364,016 km (0.117 R)
• M44: 55,046,033 km (0.059 R)
• M45: 55,217,322 km (0.118 R)

Asteroid Belt

Center: 12.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.4

Radius: 5.6

Gravity: 18.6 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.8 AU - 14.8 AU

Year: 18371 Days

Day: 17.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,151,627 km

• M1: 73,453 km (0.04 R)
• M2: 285,882 km (0.091 R)
• M3: 493,823 km (0.054 R)
• M4: 784,790 km (0.107 R)
• M5: 1,146,219 km (0.088 R)
• M6: 1,424,621 km (0.099 R)
• M7: 1,799,812 km (0.103 R)
• M8: 2,177,397 km (0.076 R)
• M9: 2,561,116 km (0.071 R)
• M10: 2,938,850 km (0.089 R)
• M11: 3,353,087 km (0.112 R)
• M12: 3,776,000 km (0.115 R)
• M13: 3,985,138 km (0.099 R)
• M14: 4,492,574 km (0.116 R)
• M15: 4,693,633 km (0.12 R)
• M16: 7,884,855 km (0.092 R)
• M17: 9,587,428 km (0.044 R)
• M18: 10,790,046 km (0.035 R)
• M19: 13,080,239 km (0.108 R)
• M20: 13,284,590 km (0.07 R)
• M21: 15,071,387 km (0.099 R)
• M22: 16,061,127 km (0.062 R)
• M23: 16,931,786 km (0.076 R)
• M24: 18,338,455 km (0.098 R)
• M25: 19,732,109 km (0.092 R)
• M26: 27,213,199 km (0.115 R)
• M27: 28,562,572 km (0.102 R)
• M28: 28,906,797 km (0.111 R)
• M29: 35,983,823 km (0.106 R)
• M30: 38,857,449 km (0.1 R)
• M31: 47,101,189 km (0.045 R)
• M32: 55,898,591 km (0.104 R)
• M33: 62,398,618 km (0.119 R)
• M34: 63,561,143 km (0.076 R)
• M35: 63,951,893 km (0.12 R)
• M36: 64,147,866 km (0.116 R)
• M37: 67,540,746 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 18,910 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit