🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.59 AU - 0.83 AU

Year: 251 Days

Day: 19.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.36 AU - 1.62 AU

Year: 762 Days

Day: 32.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,000,845 km

• M1: 1,458,579 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.5 AU - 1.52 AU

Year: 777 Days

Day: 37.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.65 AU - 2.53 AU

Year: 1266 Days

Day: 23.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.7

Radius: 12

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.39 AU - 3.97 AU

Year: 2958 Days

Day: 11.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,000,845 km

• M1: 155,881 km (0.089 R)
• M2: 2,061,459 km (0.07 R)
• M3: 4,998,065 km (0.109 R)
• M4: 6,240,774 km (0.115 R)
• M5: 6,624,942 km (0.085 R)
• M6: 8,554,006 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.3

Radius: 8.9

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.4 AU - 4.46 AU

Year: 3264 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,000,845 km

• M1: 110,702 km (0.104 R)
• M2: 493,075 km (0.032 R)
• M3: 862,731 km (0.12 R)
• M4: 1,161,777 km (0.026 R)
• M5: 2,274,935 km (0.103 R)
• M6: 2,602,105 km (0.037 R)
• M7: 3,205,733 km (0.08 R)
• M8: 3,599,175 km (0.112 R)
• M9: 4,088,211 km (0.075 R)
• M10: 5,124,176 km (0.107 R)
• M11: 5,427,860 km (0.118 R)
• M12: 7,039,029 km (0.086 R)
• M13: 7,705,936 km (0.11 R)
• M14: 8,345,168 km (0.03 R)
• M15: 9,019,256 km (0.056 R)
• M16: 9,425,713 km (0.076 R)
• M17: 10,355,314 km (0.116 R)
• M18: 11,644,848 km (0.114 R)
• M19: 12,486,336 km (0.102 R)
• M20: 15,202,435 km (0.11 R)
• M21: 16,698,114 km (0.088 R)
• M22: 16,975,170 km (0.057 R)
• M23: 17,481,708 km (0.081 R)
• M24: 17,998,120 km (0.026 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.9

Radius: 12.3

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.26 AU - 9.02 AU

Year: 9730 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,000,845 km

• M1: 154,684 km (0.095 R)
• M2: 723,455 km (0.072 R)
• M3: 1,733,091 km (0.109 R)
• M4: 2,528,054 km (0.112 R)
• M5: 4,147,152 km (0.041 R)
• M6: 4,716,970 km (0.11 R)
• M7: 5,805,594 km (0.046 R)
• M8: 7,743,186 km (0.108 R)
• M9: 9,588,326 km (0.115 R)
• M10: 10,639,550 km (0.087 R)
• M11: 11,545,515 km (0.118 R)
• M12: 14,004,156 km (0.097 R)
• M13: 15,223,827 km (0.109 R)
• M14: 16,029,861 km (0.067 R)
• M15: 16,513,062 km (0.043 R)
• M16: 20,172,375 km (0.117 R)
• M17: 23,446,773 km (0.058 R)
• M18: 25,071,406 km (0.114 R)
• M19: 26,385,923 km (0.066 R)
• M20: 27,157,549 km (0.111 R)
• M21: 29,050,111 km (0.097 R)
• M22: 29,459,561 km (0.089 R)
• M23: 31,349,730 km (0.083 R)
• M24: 35,720,232 km (0.065 R)
• M25: 39,222,168 km (0.095 R)
• M26: 39,974,346 km (0.11 R)
• M27: 40,608,492 km (0.108 R)
• M28: 46,341,680 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.9

Radius: 3.7

Gravity: 20.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.79 AU - 16.55 AU

Year: 21176 Days

Day: 17.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,000,845 km

• M1: 46,226 km (0.032 R)
• M2: 181,612 km (0.062 R)
• M3: 320,588 km (0.074 R)
• M4: 1,143,077 km (0.054 R)
• M5: 1,853,817 km (0.032 R)
• M6: 1,977,833 km (0.11 R)
• M7: 3,358,173 km (0.095 R)
• M8: 4,079,534 km (0.025 R)
• M9: 4,635,888 km (0.038 R)
• M10: 4,865,372 km (0.039 R)
• M11: 5,672,901 km (0.061 R)
• M12: 9,277,761 km (0.104 R)
• M13: 9,801,204 km (0.076 R)
• M14: 10,735,742 km (0.072 R)
• M15: 11,137,262 km (0.102 R)
• M16: 11,489,416 km (0.094 R)
• M17: 14,028,690 km (0.053 R)
• M18: 14,857,761 km (0.076 R)
• M19: 15,500,733 km (0.111 R)
• M20: 17,936,635 km (0.116 R)
• M21: 18,177,338 km (0.057 R)
• M22: 18,747,306 km (0.074 R)
• M23: 23,550,594 km (0.032 R)
• M24: 27,808,449 km (0.114 R)
• M25: 32,790,208 km (0.115 R)
• M26: 35,238,975 km (0.089 R)
• M27: 36,379,659 km (0.092 R)
• M28: 37,544,578 km (0.118 R)
• M29: 37,675,476 km (0.095 R)
• M30: 41,188,483 km (0.112 R)
• M31: 41,607,357 km (0.118 R)
• M32: 43,744,362 km (0.11 R)
• M33: 56,559,215 km (0.107 R)
• M34: 58,647,751 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 16,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit