🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.38 AU - 1.76 AU

Year: 711 Days

Day: 41.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.1 AU - 3.34 AU

Year: 1622 Days

Day: 26.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.5

Radius: 9.5

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.48 AU - 5.68 AU

Year: 4767 Days

Day: 9 Hours

Environment

Temp: -147 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,736,016 km

• M1: 118,482 km (0.043 R)
• M2: 462,856 km (0.11 R)
• M3: 1,174,493 km (0.065 R)
• M4: 1,624,782 km (0.083 R)
• M5: 3,559,382 km (0.114 R)
• M6: 5,271,231 km (0.119 R)
• M7: 6,346,091 km (0.091 R)
• M8: 7,329,099 km (0.112 R)
• M9: 7,947,686 km (0.117 R)
• M10: 8,473,672 km (0.11 R)
• M11: 8,989,635 km (0.063 R)
• M12: 10,480,827 km (0.063 R)
• M13: 11,575,434 km (0.106 R)
• M14: 12,828,017 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.2

Radius: 14.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.49 AU - 9.95 AU

Year: 8523 Days

Day: 9.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 83,736,016 km

• M1: 203,752 km (0.106 R)
• M2: 1,030,281 km (0.087 R)
• M3: 7,457,005 km (0.068 R)
• M4: 11,294,041 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.6

Radius: 12.8

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.05 AU - 11.87 AU

Year: 12235 Days

Day: 13.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,736,016 km

• M1: 159,172 km (0.111 R)
• M2: 740,360 km (0.11 R)
• M3: 1,294,321 km (0.12 R)
• M4: 1,944,623 km (0.082 R)
• M5: 3,348,599 km (0.091 R)
• M6: 4,047,221 km (0.1 R)
• M7: 4,840,987 km (0.119 R)
• M8: 6,108,380 km (0.1 R)
• M9: 8,990,084 km (0.116 R)
• M10: 11,295,088 km (0.115 R)
• M11: 12,429,788 km (0.117 R)
• M12: 13,770,783 km (0.08 R)
• M13: 21,505,292 km (0.11 R)
• M14: 23,339,213 km (0.112 R)
• M15: 25,275,308 km (0.089 R)
• M16: 26,180,525 km (0.108 R)
• M17: 30,580,498 km (0.102 R)
• M18: 37,354,289 km (0.106 R)
• M19: 39,593,320 km (0.104 R)
• M20: 40,540,724 km (0.103 R)
• M21: 48,364,692 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.6

Radius: 6.7

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 12.71 AU - 19.89 AU

Year: 23800 Days

Day: 18.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,736,016 km

• M1: 83,476 km (0.028 R)
• M2: 442,211 km (0.093 R)
• M3: 1,122,582 km (0.109 R)
• M4: 1,439,431 km (0.079 R)
• M5: 1,677,291 km (0.084 R)
• M6: 2,930,024 km (0.116 R)
• M7: 4,187,394 km (0.109 R)
• M8: 6,375,113 km (0.064 R)
• M9: 11,668,185 km (0.114 R)
• M10: 12,242,043 km (0.113 R)
• M11: 13,240,010 km (0.081 R)
• M12: 14,363,191 km (0.109 R)
• M13: 17,777,313 km (0.082 R)
• M14: 20,944,599 km (0.055 R)
• M15: 21,224,497 km (0.054 R)
• M16: 21,506,788 km (0.08 R)
• M17: 22,465,860 km (0.103 R)
• M18: 23,054,827 km (0.064 R)
• M19: 33,675,977 km (0.068 R)
• M20: 37,512,863 km (0.049 R)
• M21: 45,884,360 km (0.114 R)
• M22: 49,587,505 km (0.11 R)
• M23: 60,175,594 km (0.057 R)
• M24: 66,594,988 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467

Radius: 3.7

Gravity: 34.11 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.19 AU - 20.11 AU

Year: 27964 Days

Day: 22.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,736,016 km

• M1: 46,076 km (0.099 R)
• M2: 395,238 km (0.049 R)
• M3: 629,209 km (0.112 R)
• M4: 820,993 km (0.061 R)
• M5: 999,314 km (0.112 R)
• M6: 1,188,555 km (0.078 R)
• M7: 1,516,922 km (0.075 R)
• M8: 2,283,163 km (0.113 R)
• M9: 4,115,587 km (0.089 R)
• M10: 4,896,787 km (0.056 R)
• M11: 5,523,602 km (0.109 R)
• M12: 7,030,202 km (0.072 R)
• M13: 7,877,375 km (0.069 R)
• M14: 8,298,792 km (0.102 R)
• M15: 8,902,420 km (0.064 R)
• M16: 9,243,802 km (0.118 R)
• M17: 10,074,070 km (0.12 R)
• M18: 10,444,624 km (0.083 R)
• M19: 11,813,445 km (0.097 R)
• M20: 15,790,803 km (0.046 R)
• M21: 16,459,506 km (0.062 R)
• M22: 16,629,599 km (0.057 R)
• M23: 16,800,888 km (0.117 R)
• M24: 17,059,992 km (0.104 R)
• M25: 17,586,127 km (0.085 R)
• M26: 19,991,661 km (0.101 R)
• M27: 21,984,903 km (0.115 R)
• M28: 22,712,547 km (0.026 R)
• M29: 23,779,928 km (0.089 R)
• M30: 24,106,500 km (0.064 R)
• M31: 26,129,362 km (0.087 R)
• M32: 28,506,323 km (0.069 R)
• M33: 30,765,401 km (0.113 R)
• M34: 34,373,402 km (0.075 R)
• M35: 38,253,223 km (0.06 R)
• M36: 39,153,353 km (0.11 R)
• M37: 42,255,714 km (0.119 R)
• M38: 48,768,906 km (0.029 R)
• M39: 70,002,229 km (0.108 R)
• M40: 74,321,269 km (0.12 R)
• M41: 76,191,692 km (0.084 R)
• M42: 78,333,035 km (0.065 R)
• M43: 83,234,909 km (0.118 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 17,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit