🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.33 AU - 1.43 AU

Year: 624 Days

Day: 30.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,694,230 km

• M1: 22,589 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.35 AU - 1.93 AU

Year: 809 Days

Day: 28.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,694,230 km

• M1: 71,059 km (0.066 R)
• M2: 652,845 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.71 AU - 2.21 AU

Year: 1056 Days

Day: 16.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,694,230 km

• M1: 344,225 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.12 AU - 3.5 AU

Year: 1814 Days

Day: 43.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,694,230 km

• M1: 46,076 km (0.061 R)
• M2: 2,106,936 km (0.064 R)

Asteroid Belt

Center: 3.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.8

Radius: 9.1

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.21 AU - 4.59 AU

Year: 3553 Days

Day: 9 Hours

Environment

Temp: -148 °C

Axial Tilt: 60.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 107,694,230 km

• M1: 119,529 km (0.1 R)
• M2: 1,287,888 km (0.102 R)
• M3: 1,637,199 km (0.057 R)
• M4: 1,934,151 km (0.08 R)
• M5: 2,239,181 km (0.119 R)
• M6: 3,679,509 km (0.037 R)
• M7: 4,459,363 km (0.087 R)
• M8: 4,876,741 km (0.114 R)
• M9: 5,269,286 km (0.117 R)
• M10: 5,603,787 km (0.101 R)
• M11: 6,488,209 km (0.072 R)
• M12: 7,024,966 km (0.099 R)
• M13: 8,921,867 km (0.097 R)
• M14: 11,432,868 km (0.119 R)
• M15: 12,083,170 km (0.113 R)
• M16: 12,712,229 km (0.077 R)
• M17: 16,082,669 km (0.06 R)
• M18: 16,954,525 km (0.051 R)
• M19: 18,146,371 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 10

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.72 AU - 6.24 AU

Year: 5630 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,694,230 km

• M1: 124,316 km (0.101 R)
• M2: 454,179 km (0.058 R)
• M3: 2,181,586 km (0.086 R)
• M4: 2,780,875 km (0.085 R)
• M5: 3,739,498 km (0.117 R)
• M6: 4,073,251 km (0.075 R)
• M7: 4,827,074 km (0.069 R)
• M8: 5,993,339 km (0.098 R)
• M9: 6,358,807 km (0.058 R)
• M10: 6,674,608 km (0.095 R)
• M11: 7,338,075 km (0.069 R)
• M12: 7,650,585 km (0.052 R)
• M13: 8,008,423 km (0.116 R)
• M14: 9,759,017 km (0.105 R)
• M15: 10,308,939 km (0.109 R)
• M16: 11,517,390 km (0.059 R)
• M17: 11,893,031 km (0.085 R)
• M18: 16,701,256 km (0.112 R)
• M19: 20,269,763 km (0.101 R)
• M20: 22,159,484 km (0.091 R)
• M21: 23,632,873 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.6

Radius: 8.9

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.15 AU - 11.81 AU

Year: 12138 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 107,694,230 km

• M1: 117,734 km (0.091 R)
• M2: 980,614 km (0.084 R)
• M3: 1,977,983 km (0.088 R)
• M4: 2,992,406 km (0.075 R)
• M5: 5,730,496 km (0.059 R)
• M6: 6,250,648 km (0.089 R)
• M7: 10,556,823 km (0.041 R)
• M8: 10,969,114 km (0.079 R)
• M9: 13,794,120 km (0.118 R)
• M10: 15,837,029 km (0.072 R)
• M11: 16,652,637 km (0.118 R)
• M12: 17,211,833 km (0.11 R)
• M13: 17,496,069 km (0.092 R)
• M14: 20,592,895 km (0.086 R)
• M15: 23,510,801 km (0.094 R)
• M16: 33,788,025 km (0.056 R)
• M17: 39,526,450 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.5

Radius: 6.1

Gravity: 17.54 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.37 AU - 12.55 AU

Year: 16933 Days

Day: 24.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 107,694,230 km

• M1: 77,641 km (0.079 R)
• M2: 900,878 km (0.09 R)
• M3: 1,121,535 km (0.118 R)
• M4: 1,335,460 km (0.119 R)
• M5: 1,625,231 km (0.072 R)
• M6: 1,956,142 km (0.102 R)
• M7: 4,423,759 km (0.062 R)
• M8: 5,069,872 km (0.047 R)
• M9: 5,471,692 km (0.099 R)
• M10: 6,297,322 km (0.081 R)
• M11: 6,718,590 km (0.098 R)
• M12: 13,751,485 km (0.097 R)
• M13: 15,267,061 km (0.088 R)
• M14: 18,034,771 km (0.05 R)
• M15: 19,404,789 km (0.025 R)
• M16: 21,776,513 km (0.113 R)
• M17: 27,527,504 km (0.115 R)
• M18: 39,602,296 km (0.087 R)
• M19: 44,452,259 km (0.072 R)
• M20: 45,219,996 km (0.036 R)
• M21: 50,344,171 km (0.118 R)
• M22: 55,310,372 km (0.097 R)
• M23: 65,805,560 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.1

Radius: 7.1

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 15.96 AU - 21.08 AU

Year: 30685 Days

Day: 24.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,694,230 km

• M1: 89,908 km (0.105 R)
• M2: 330,163 km (0.106 R)
• M3: 949,198 km (0.107 R)
• M4: 1,484,759 km (0.108 R)
• M5: 2,045,751 km (0.042 R)
• M6: 2,553,187 km (0.066 R)
• M7: 3,052,096 km (0.077 R)
• M8: 3,483,686 km (0.066 R)
• M9: 6,669,821 km (0.052 R)
• M10: 14,700,833 km (0.101 R)
• M11: 14,958,141 km (0.087 R)
• M12: 19,703,236 km (0.109 R)
• M13: 20,759,397 km (0.071 R)
• M14: 22,527,195 km (0.117 R)
• M15: 29,232,322 km (0.111 R)
• M16: 30,884,181 km (0.058 R)
• M17: 34,674,842 km (0.071 R)
• M18: 38,115,443 km (0.095 R)
• M19: 43,164,670 km (0.088 R)
• M20: 50,761,101 km (0.104 R)
• M21: 51,744,407 km (0.118 R)
• M22: 54,155,925 km (0.116 R)
• M23: 55,389,360 km (0.067 R)
• M24: 65,012,392 km (0.084 R)
• M25: 71,191,682 km (0.073 R)
• M26: 72,175,886 km (0.113 R)
• M27: 72,423,321 km (0.052 R)
• M28: 72,671,354 km (0.102 R)
• M29: 73,919,898 km (0.059 R)
• M30: 76,716,780 km (0.057 R)
• M31: 79,847,714 km (0.066 R)
• M32: 84,702,165 km (0.071 R)
• M33: 84,977,425 km (0.09 R)
• M34: 85,529,890 km (0.063 R)
• M35: 88,894,795 km (0.035 R)
• M36: 93,517,219 km (0.038 R)
• M37: 94,697,397 km (0.119 R)
• M38: 99,211,363 km (0.067 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: 495 - 14,549 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit