🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.55 AU - 0.67 AU

Year: 178 Days

Day: 36.5 Hours

Environment

Temp: 203 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,790,180 km

• M1: 49,367 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.78 AU - 0.8 AU

Year: 262 Days

Day: 21.8 Hours

Environment

Temp: 82 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,790,180 km

• M1: 24,684 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.48 AU - 1.94 AU

Year: 834 Days

Day: 38.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.49 AU - 1.99 AU

Year: 856 Days

Day: 43 Hours

Environment

Temp: -54 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.95 AU - 2.43 AU

Year: 1208 Days

Day: 18.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.7

Radius: 13.8

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.25 AU - 8.53 AU

Year: 6742 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,790,180 km

• M1: 171,888 km (0.042 R)
• M2: 653,144 km (0.073 R)
• M3: 1,154,596 km (0.079 R)
• M4: 1,906,475 km (0.104 R)
• M5: 2,910,576 km (0.114 R)
• M6: 3,698,658 km (0.064 R)
• M7: 4,443,655 km (0.057 R)
• M8: 5,115,649 km (0.099 R)
• M9: 5,793,028 km (0.092 R)
• M10: 7,007,763 km (0.106 R)
• M11: 7,844,763 km (0.11 R)
• M12: 9,849,973 km (0.107 R)
• M13: 10,619,654 km (0.079 R)
• M14: 11,874,032 km (0.102 R)
• M15: 13,993,834 km (0.117 R)
• M16: 17,696,082 km (0.075 R)
• M17: 19,316,975 km (0.106 R)
• M18: 20,307,013 km (0.082 R)
• M19: 26,798,215 km (0.093 R)
• M20: 27,585,548 km (0.099 R)
• M21: 28,659,362 km (0.118 R)
• M22: 30,321,992 km (0.063 R)
• M23: 31,177,094 km (0.111 R)
• M24: 33,034,950 km (0.044 R)
• M25: 33,737,761 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.3

Radius: 10.3

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.55 AU - 7.71 AU

Year: 7857 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,790,180 km

• M1: 173,384 km (0.11 R)
• M2: 737,069 km (0.033 R)
• M3: 1,467,256 km (0.111 R)
• M4: 1,822,102 km (0.032 R)
• M5: 2,971,612 km (0.09 R)
• M6: 3,387,195 km (0.106 R)
• M7: 5,816,814 km (0.105 R)
• M8: 7,106,198 km (0.111 R)
• M9: 7,748,272 km (0.087 R)
• M10: 8,428,793 km (0.026 R)
• M11: 9,543,596 km (0.1 R)
• M12: 10,325,544 km (0.059 R)
• M13: 11,463,984 km (0.078 R)
• M14: 12,781,642 km (0.084 R)
• M15: 14,514,135 km (0.064 R)
• M16: 16,111,242 km (0.1 R)
• M17: 17,639,833 km (0.076 R)
• M18: 21,119,928 km (0.074 R)
• M19: 22,876,207 km (0.114 R)
• M20: 25,109,853 km (0.108 R)
• M21: 25,885,668 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 14.2

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.35 AU - 10.39 AU

Year: 9027 Days

Day: 9.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,790,180 km

• M1: 176,675 km (0.1 R)
• M2: 700,417 km (0.081 R)
• M3: 1,156,691 km (0.097 R)
• M4: 2,172,161 km (0.065 R)
• M5: 2,769,057 km (0.03 R)
• M6: 4,534,311 km (0.065 R)
• M7: 6,799,373 km (0.106 R)
• M8: 7,595,981 km (0.102 R)
• M9: 10,491,747 km (0.054 R)
• M10: 11,694,514 km (0.048 R)
• M11: 12,937,822 km (0.107 R)
• M12: 13,694,339 km (0.113 R)
• M13: 15,406,636 km (0.103 R)
• M14: 16,899,922 km (0.1 R)
• M15: 20,508,372 km (0.106 R)
• M16: 20,984,393 km (0.053 R)
• M17: 23,035,379 km (0.091 R)
• M18: 25,139,623 km (0.06 R)
• M19: 25,606,668 km (0.119 R)
• M20: 27,451,060 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.8

Radius: 7.6

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 13.64 AU - 16.46 AU

Year: 21765 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,790,180 km

• M1: 94,845 km (0.087 R)
• M2: 367,861 km (0.115 R)
• M3: 622,776 km (0.029 R)
• M4: 1,467,555 km (0.099 R)
• M5: 1,929,065 km (0.115 R)
• M6: 3,418,012 km (0.099 R)
• M7: 4,199,362 km (0.108 R)
• M8: 5,266,892 km (0.067 R)
• M9: 6,072,477 km (0.116 R)
• M10: 6,667,278 km (0.065 R)
• M11: 7,213,609 km (0.095 R)
• M12: 8,734,421 km (0.104 R)
• M13: 9,337,002 km (0.1 R)
• M14: 10,347,236 km (0.095 R)
• M15: 11,487,620 km (0.106 R)
• M16: 12,149,441 km (0.112 R)
• M17: 12,963,852 km (0.112 R)
• M18: 13,814,316 km (0.106 R)
• M19: 14,631,869 km (0.101 R)
• M20: 16,816,297 km (0.12 R)
• M21: 17,433,687 km (0.093 R)
• M22: 20,661,560 km (0.026 R)
• M23: 23,400,548 km (0.066 R)
• M24: 23,687,028 km (0.073 R)
• M25: 24,560,829 km (0.031 R)
• M26: 27,100,402 km (0.098 R)
• M27: 27,416,503 km (0.077 R)
• M28: 29,475,568 km (0.071 R)
• M29: 34,883,680 km (0.085 R)
• M30: 40,230,458 km (0.042 R)
• M31: 40,504,521 km (0.06 R)
• M32: 41,752,766 km (0.109 R)
• M33: 50,896,936 km (0.074 R)
• M34: 56,017,671 km (0.037 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 19,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit