🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.69 AU - 0.97 AU

Year: 265 Days

Day: 26.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.81 AU - 1.15 AU

Year: 339 Days

Day: 26.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.24 AU - 2.06 AU

Year: 741 Days

Day: 35.6 Hours

Environment

Temp: -25 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.89 AU - 2.09 AU

Year: 982 Days

Day: 14.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.94 AU - 4.08 AU

Year: 2301 Days

Day: 46 Hours

Environment

Temp: -94 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,310,872 km

• M1: 336,595 km (0.106 R)

Asteroid Belt

Center: 5.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.7

Radius: 8.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.54 AU - 7.52 AU

Year: 6521 Days

Day: 7.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,310,872 km

• M1: 108,159 km (0.077 R)
• M2: 444,754 km (0.07 R)
• M3: 847,622 km (0.077 R)
• M4: 1,233,883 km (0.11 R)
• M5: 1,645,277 km (0.109 R)
• M6: 2,100,952 km (0.101 R)
• M7: 2,500,528 km (0.094 R)
• M8: 2,950,220 km (0.09 R)
• M9: 3,286,216 km (0.087 R)
• M10: 4,106,910 km (0.095 R)
• M11: 4,948,398 km (0.076 R)
• M12: 5,281,553 km (0.114 R)
• M13: 6,085,941 km (0.08 R)
• M14: 8,163,406 km (0.109 R)
• M15: 8,589,910 km (0.091 R)
• M16: 9,829,328 km (0.104 R)
• M17: 11,089,989 km (0.106 R)
• M18: 12,455,070 km (0.098 R)
• M19: 14,821,559 km (0.095 R)
• M20: 15,281,871 km (0.091 R)
• M21: 18,378,248 km (0.082 R)
• M22: 22,017,815 km (0.081 R)
• M23: 23,770,802 km (0.091 R)
• M24: 25,043,880 km (0.119 R)
• M25: 25,779,603 km (0.118 R)
• M26: 26,867,778 km (0.078 R)
• M27: 28,778,442 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.3

Radius: 11.2

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.05 AU - 8.11 AU

Year: 6591 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,310,872 km

• M1: 146,157 km (0.094 R)
• M2: 588,817 km (0.069 R)
• M3: 1,110,016 km (0.05 R)
• M4: 3,284,421 km (0.096 R)
• M5: 4,000,546 km (0.113 R)
• M6: 5,075,108 km (0.116 R)
• M7: 5,680,231 km (0.079 R)
• M8: 6,332,627 km (0.095 R)
• M9: 6,783,216 km (0.116 R)
• M10: 7,748,571 km (0.112 R)
• M11: 9,103,030 km (0.104 R)
• M12: 11,146,537 km (0.092 R)
• M13: 12,222,595 km (0.103 R)
• M14: 15,183,885 km (0.106 R)
• M15: 16,765,284 km (0.115 R)
• M16: 17,360,534 km (0.119 R)
• M17: 18,593,370 km (0.096 R)
• M18: 19,303,062 km (0.053 R)
• M19: 21,156,430 km (0.06 R)
• M20: 22,244,755 km (0.098 R)
• M21: 22,883,089 km (0.105 R)
• M22: 30,930,856 km (0.108 R)
• M23: 32,535,293 km (0.088 R)
• M24: 34,831,022 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.7

Radius: 10.6

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.85 AU - 9.07 AU

Year: 9383 Days

Day: 9 Hours

Environment

Temp: -157 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,310,872 km

• M1: 149,747 km (0.052 R)
• M2: 630,555 km (0.082 R)
• M3: 1,393,953 km (0.109 R)
• M4: 1,854,415 km (0.105 R)
• M5: 2,264,912 km (0.079 R)
• M6: 2,612,278 km (0.078 R)
• M7: 3,849,452 km (0.062 R)
• M8: 6,517,830 km (0.104 R)
• M9: 8,944,008 km (0.109 R)
• M10: 10,333,024 km (0.077 R)
• M11: 13,596,651 km (0.112 R)
• M12: 15,156,359 km (0.065 R)
• M13: 16,119,470 km (0.034 R)
• M14: 17,196,126 km (0.044 R)
• M15: 22,862,145 km (0.1 R)
• M16: 24,312,646 km (0.064 R)
• M17: 27,195,995 km (0.071 R)
• M18: 29,031,412 km (0.098 R)
• M19: 30,839,451 km (0.118 R)
• M20: 34,094,851 km (0.078 R)
• M21: 37,820,735 km (0.091 R)
• M22: 46,070,609 km (0.092 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit