🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.68 AU - 0.94 AU

Year: 276 Days

Day: 44.5 Hours

Environment

Temp: 69 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.95 AU - 1.33 AU

Year: 461 Days

Day: 14.9 Hours

Environment

Temp: -15 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,970,020 km

• M1: 162,912 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.23 AU - 1.95 AU

Year: 759 Days

Day: 34.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.44 AU - 1.76 AU

Year: 767 Days

Day: 27.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.98 AU - 2.74 AU

Year: 1373 Days

Day: 13.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 11.2

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.59 AU - 5.59 AU

Year: 3724 Days

Day: 8.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,970,020 km

• M1: 141,220 km (0.073 R)
• M2: 668,254 km (0.106 R)
• M3: 1,280,558 km (0.098 R)
• M4: 1,931,309 km (0.037 R)
• M5: 2,395,511 km (0.092 R)
• M6: 2,879,759 km (0.095 R)
• M7: 3,251,360 km (0.083 R)
• M8: 4,092,250 km (0.086 R)
• M9: 4,638,132 km (0.048 R)
• M10: 5,340,345 km (0.096 R)
• M11: 6,112,270 km (0.112 R)
• M12: 6,891,824 km (0.08 R)
• M13: 7,322,666 km (0.067 R)
• M14: 7,948,883 km (0.105 R)
• M15: 8,724,398 km (0.1 R)
• M16: 9,229,291 km (0.1 R)
• M17: 9,918,937 km (0.101 R)
• M18: 10,512,392 km (0.11 R)
• M19: 12,484,092 km (0.101 R)
• M20: 15,631,332 km (0.075 R)
• M21: 17,631,755 km (0.11 R)
• M22: 18,126,176 km (0.086 R)
• M23: 18,693,451 km (0.114 R)
• M24: 19,930,027 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.8

Radius: 13.8

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.13 AU - 8.63 AU

Year: 7593 Days

Day: 10.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,970,020 km

• M1: 171,738 km (0.053 R)
• M2: 672,592 km (0.113 R)
• M3: 1,234,781 km (0.117 R)
• M4: 1,702,274 km (0.118 R)
• M5: 2,443,831 km (0.111 R)
• M6: 3,904,504 km (0.081 R)
• M7: 5,054,912 km (0.107 R)
• M8: 5,599,299 km (0.094 R)
• M9: 6,115,860 km (0.055 R)
• M10: 8,426,399 km (0.102 R)
• M11: 8,890,452 km (0.03 R)
• M12: 10,920,046 km (0.1 R)
• M13: 11,729,520 km (0.079 R)
• M14: 13,871,014 km (0.108 R)
• M15: 17,049,969 km (0.075 R)
• M16: 17,725,852 km (0.119 R)
• M17: 20,308,360 km (0.064 R)
• M18: 23,050,788 km (0.03 R)
• M19: 26,657,144 km (0.11 R)
• M20: 27,568,344 km (0.096 R)
• M21: 30,426,561 km (0.053 R)
• M22: 31,421,686 km (0.05 R)
• M23: 32,029,054 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.1

Radius: 8.4

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.14 AU - 9.1 AU

Year: 8764 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,970,020 km

• M1: 105,018 km (0.066 R)
• M2: 392,694 km (0.102 R)
• M3: 720,463 km (0.104 R)
• M4: 1,509,891 km (0.118 R)
• M5: 1,859,950 km (0.09 R)
• M6: 2,391,920 km (0.114 R)
• M7: 3,155,917 km (0.101 R)
• M8: 3,966,438 km (0.091 R)
• M9: 4,237,659 km (0.064 R)
• M10: 4,757,362 km (0.103 R)
• M11: 5,254,476 km (0.089 R)
• M12: 6,135,457 km (0.112 R)
• M13: 6,611,478 km (0.069 R)
• M14: 6,877,762 km (0.106 R)
• M15: 8,144,706 km (0.077 R)
• M16: 11,511,407 km (0.102 R)
• M17: 11,842,018 km (0.092 R)
• M18: 12,179,062 km (0.098 R)
• M19: 14,784,309 km (0.098 R)
• M20: 17,305,482 km (0.099 R)
• M21: 18,705,419 km (0.085 R)
• M22: 19,316,975 km (0.051 R)
• M23: 20,660,513 km (0.117 R)
• M24: 21,479,412 km (0.107 R)
• M25: 22,661,983 km (0.113 R)
• M26: 30,263,948 km (0.1 R)
• M27: 34,406,014 km (0.108 R)
• M28: 36,257,587 km (0.057 R)
• M29: 37,327,960 km (0.051 R)
• M30: 41,561,580 km (0.093 R)
• M31: 42,733,529 km (0.107 R)
• M32: 43,129,066 km (0.097 R)
• M33: 43,927,470 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.2

Radius: 10

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.75 AU - 9.81 AU

Year: 11584 Days

Day: 12.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,970,020 km

• M1: 131,646 km (0.08 R)
• M2: 833,111 km (0.118 R)
• M3: 1,317,658 km (0.103 R)
• M4: 3,627,449 km (0.09 R)
• M5: 5,793,926 km (0.12 R)
• M6: 6,982,929 km (0.056 R)
• M7: 8,031,012 km (0.112 R)
• M8: 24,724,938 km (0.09 R)
• M9: 25,038,196 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699

Radius: 3.4

Gravity: 60.47 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.16 AU - 17.86 AU

Year: 20934 Days

Day: 17.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,970,020 km

• M1: 42,785 km (0.066 R)
• M2: 192,832 km (0.086 R)
• M3: 436,975 km (0.025 R)
• M4: 783,743 km (0.049 R)
• M5: 990,188 km (0.076 R)
• M6: 2,416,454 km (0.074 R)
• M7: 2,751,703 km (0.037 R)
• M8: 2,904,592 km (0.119 R)
• M9: 3,311,648 km (0.069 R)
• M10: 5,562,049 km (0.112 R)
• M11: 6,101,200 km (0.083 R)
• M12: 7,876,029 km (0.117 R)
• M13: 17,869,466 km (0.08 R)
• M14: 20,732,769 km (0.081 R)
• M15: 22,019,311 km (0.118 R)
• M16: 27,581,210 km (0.114 R)
• M17: 32,285,764 km (0.12 R)
• M18: 35,239,574 km (0.109 R)
• M19: 36,075,377 km (0.112 R)
• M20: 36,639,810 km (0.065 R)
• M21: 43,560,506 km (0.11 R)
• M22: 44,846,749 km (0.114 R)
• M23: 48,685,131 km (0.12 R)
• M24: 50,244,689 km (0.107 R)
• M25: 50,420,018 km (0.112 R)
• M26: 53,829,353 km (0.086 R)
• M27: 56,626,983 km (0.074 R)
• M28: 59,324,083 km (0.085 R)
• M29: 67,499,457 km (0.112 R)
• M30: 70,969,230 km (0.052 R)
• M31: 72,077,451 km (0.102 R)
• M32: 72,524,001 km (0.08 R)
• M33: 72,747,949 km (0.037 R)
• M34: 73,422,485 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 16,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit