🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.45 AU - 0.71 AU

Year: 165 Days

Day: 28.7 Hours

Environment

Temp: 227 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.89 AU - 0.95 AU

Year: 329 Days

Day: 18.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,363,328 km

• M1: 78,539 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.12 AU - 1.8 AU

Year: 658 Days

Day: 46.5 Hours

Environment

Temp: -31 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,363,328 km

• M1: 654,939 km (0.098 R)
• M2: 784,790 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.01 AU - 2.23 AU

Year: 1151 Days

Day: 38.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,363,328 km

• M1: 254,466 km (0.055 R)
• M2: 1,075,160 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.32 AU - 2.98 AU

Year: 1608 Days

Day: 34.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.3 AU - 4.44 AU

Year: 2838 Days

Day: 18.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.12 AU - 5.18 AU

Year: 3152 Days

Day: 23.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,363,328 km

• M1: 1,272,479 km (0.053 R)

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.3

Radius: 11.3

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.37 AU - 8.29 AU

Year: 7398 Days

Day: 10 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,363,328 km

• M1: 140,772 km (0.079 R)
• M2: 266,883 km (0.103 R)
• M3: 424,260 km (0.067 R)
• M4: 592,707 km (0.113 R)
• M5: 999,912 km (0.112 R)
• M6: 1,117,945 km (0.11 R)
• M7: 1,289,982 km (0.073 R)
• M8: 1,375,852 km (0.105 R)
• M9: 1,786,647 km (0.077 R)
• M10: 1,915,601 km (0.119 R)
• M11: 2,330,585 km (0.117 R)
• M12: 2,580,414 km (0.12 R)
• M13: 2,699,344 km (0.097 R)
• M14: 2,952,464 km (0.069 R)
• M15: 3,135,272 km (0.111 R)
• M16: 3,302,074 km (0.057 R)
• M17: 3,532,604 km (0.092 R)
• M18: 4,695,279 km (0.108 R)
• M19: 4,909,353 km (0.118 R)
• M20: 5,335,558 km (0.111 R)
• M21: 5,809,933 km (0.111 R)
• M22: 5,882,188 km (0.077 R)
• M23: 6,076,516 km (0.114 R)
• M24: 6,174,503 km (0.104 R)
• M25: 6,297,771 km (0.058 R)
• M26: 6,446,771 km (0.089 R)
• M27: 7,680,205 km (0.1 R)
• M28: 8,901,522 km (0.076 R)
• M29: 9,421,076 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.5

Radius: 11.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.55 AU - 12.25 AU

Year: 13415 Days

Day: 8 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 55,363,328 km

• M1: 171,140 km (0.099 R)
• M2: 418,126 km (0.105 R)
• M3: 655,089 km (0.07 R)
• M4: 762,800 km (0.079 R)
• M5: 896,989 km (0.06 R)
• M6: 997,967 km (0.053 R)
• M7: 1,418,487 km (0.059 R)
• M8: 1,661,284 km (0.109 R)
• M9: 1,997,431 km (0.116 R)
• M10: 2,132,667 km (0.118 R)
• M11: 2,215,245 km (0.098 R)
• M12: 3,131,532 km (0.044 R)
• M13: 3,515,101 km (0.091 R)
• M14: 3,812,801 km (0.11 R)
• M15: 4,468,189 km (0.119 R)
• M16: 4,827,374 km (0.041 R)
• M17: 5,084,383 km (0.092 R)
• M18: 6,637,807 km (0.079 R)
• M19: 6,759,879 km (0.072 R)
• M20: 7,047,705 km (0.093 R)
• M21: 8,239,252 km (0.055 R)
• M22: 8,502,694 km (0.036 R)
• M23: 8,679,818 km (0.07 R)
• M24: 8,768,829 km (0.077 R)
• M25: 9,082,984 km (0.097 R)
• M26: 9,264,147 km (0.05 R)
• M27: 9,400,730 km (0.052 R)
• M28: 9,814,817 km (0.092 R)
• M29: 14,907,727 km (0.106 R)
• M30: 15,824,014 km (0.099 R)
• M31: 18,279,364 km (0.045 R)
• M32: 18,911,564 km (0.048 R)
• M33: 19,027,204 km (0.084 R)
• M34: 19,143,292 km (0.1 R)
• M35: 19,726,574 km (0.105 R)
• M36: 20,434,321 km (0.1 R)
• M37: 21,330,562 km (0.111 R)
• M38: 21,451,138 km (0.114 R)
• M39: 21,692,738 km (0.094 R)
• M40: 22,239,668 km (0.059 R)
• M41: 22,484,261 km (0.069 R)
• M42: 23,533,839 km (0.102 R)
• M43: 23,970,516 km (0.074 R)
• M44: 24,221,391 km (0.103 R)
• M45: 24,535,996 km (0.116 R)
• M46: 28,549,706 km (0.051 R)
• M47: 30,903,779 km (0.105 R)
• M48: 31,382,043 km (0.067 R)
• M49: 31,725,220 km (0.086 R)
• M50: 31,931,666 km (0.043 R)
• M51: 32,138,559 km (0.1 R)
• M52: 33,389,497 km (0.116 R)
• M53: 33,529,520 km (0.115 R)
• M54: 33,810,016 km (0.054 R)
• M55: 34,020,949 km (0.103 R)
• M56: 34,161,871 km (0.046 R)
• M57: 34,373,402 km (0.116 R)
• M58: 34,585,532 km (0.114 R)
• M59: 34,798,110 km (0.08 R)
• M60: 35,010,988 km (0.099 R)
• M61: 35,652,464 km (0.082 R)
• M62: 36,297,829 km (0.063 R)
• M63: 37,164,300 km (0.052 R)
• M64: 38,037,652 km (0.103 R)
• M65: 38,623,627 km (0.044 R)
• M66: 38,697,080 km (0.082 R)
• M67: 38,844,134 km (0.108 R)
• M68: 38,917,587 km (0.112 R)
• M69: 38,991,339 km (0.1 R)
• M70: 39,804,403 km (0.115 R)
• M71: 40,101,504 km (0.039 R)
• M72: 40,175,855 km (0.038 R)
• M73: 41,899,372 km (0.099 R)
• M74: 41,974,769 km (0.107 R)
• M75: 43,264,901 km (0.083 R)
• M76: 44,414,112 km (0.088 R)
• M77: 45,884,061 km (0.061 R)
• M78: 46,351,554 km (0.043 R)
• M79: 46,664,064 km (0.087 R)
• M80: 46,820,693 km (0.117 R)
• M81: 48,712,657 km (0.049 R)
• M82: 49,588,253 km (0.066 R)
• M83: 50,388,752 km (0.111 R)
• M84: 52,897,209 km (0.097 R)
• M85: 54,043,428 km (0.077 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 16,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit