🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.62 AU - 0.7 AU

Year: 204 Days

Day: 27.4 Hours

Environment

Temp: 146 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,373,142 km

• M1: 46,974 km (0.116 R)
• M2: 142,118 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.42 AU - 2.1 AU

Year: 889 Days

Day: 13.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.71 AU - 2.25 AU

Year: 1061 Days

Day: 24.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.06 AU - 3.16 AU

Year: 1606 Days

Day: 32.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.63 AU - 2.79 AU

Year: 1699 Days

Day: 29.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,373,142 km

• M1: 2,385,936 km (0.073 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 11.6

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.71 AU - 7.09 AU

Year: 6165 Days

Day: 7.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 20,373,142 km

• M1: 144,212 km (0.107 R)
• M2: 543,938 km (0.113 R)
• M3: 1,203,814 km (0.112 R)
• M4: 1,727,556 km (0.098 R)
• M5: 2,953,810 km (0.069 R)
• M6: 3,362,063 km (0.112 R)
• M7: 4,150,593 km (0.115 R)
• M8: 4,741,953 km (0.078 R)
• M9: 5,332,715 km (0.074 R)
• M10: 5,763,408 km (0.094 R)
• M11: 6,564,953 km (0.095 R)
• M12: 7,334,634 km (0.027 R)
• M13: 7,978,204 km (0.117 R)
• M14: 8,854,997 km (0.109 R)
• M15: 9,626,623 km (0.06 R)
• M16: 10,890,426 km (0.089 R)
• M17: 12,212,572 km (0.104 R)
• M18: 12,709,835 km (0.113 R)
• M19: 14,723,871 km (0.116 R)
• M20: 16,577,987 km (0.119 R)
• M21: 18,648,272 km (0.088 R)
• M22: 19,375,168 km (0.113 R)
• M23: 20,120,764 km (0.11 R)
• M24: 21,097,339 km (0.109 R)
• M25: 22,769,993 km (0.108 R)
• M26: 24,686,491 km (0.078 R)
• M27: 25,482,352 km (0.116 R)
• M28: 26,957,985 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 11.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.1 AU - 8.18 AU

Year: 6516 Days

Day: 13 Hours

Environment

Temp: -166 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 20,373,142 km

• M1: 138,827 km (0.118 R)
• M2: 672,592 km (0.118 R)
• M3: 1,096,403 km (0.116 R)
• M4: 1,493,286 km (0.034 R)
• M5: 1,853,966 km (0.099 R)
• M6: 2,340,907 km (0.053 R)
• M7: 3,157,562 km (0.084 R)
• M8: 4,154,482 km (0.119 R)
• M9: 4,740,009 km (0.105 R)
• M10: 5,880,842 km (0.088 R)
• M11: 7,196,106 km (0.034 R)
• M12: 8,489,530 km (0.082 R)
• M13: 9,568,280 km (0.112 R)
• M14: 10,352,472 km (0.107 R)
• M15: 13,579,148 km (0.119 R)
• M16: 14,039,311 km (0.083 R)
• M17: 15,984,981 km (0.067 R)
• M18: 17,088,565 km (0.094 R)
• M19: 18,104,035 km (0.072 R)
• M20: 19,592,534 km (0.098 R)
• M21: 20,932,183 km (0.101 R)
• M22: 24,887,102 km (0.116 R)
• M23: 25,926,508 km (0.063 R)
• M24: 29,986,594 km (0.112 R)
• M25: 32,986,031 km (0.115 R)
• M26: 34,985,856 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 12.1

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.21 AU - 8.45 AU

Year: 7557 Days

Day: 5.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,373,142 km

• M1: 150,495 km (0.086 R)
• M2: 539,749 km (0.111 R)
• M3: 1,017,565 km (0.076 R)
• M4: 2,345,246 km (0.085 R)
• M5: 2,833,084 km (0.053 R)
• M6: 3,212,614 km (0.113 R)
• M7: 4,116,634 km (0.059 R)
• M8: 6,044,053 km (0.105 R)
• M9: 7,480,492 km (0.076 R)
• M10: 11,671,775 km (0.104 R)
• M11: 15,439,996 km (0.116 R)
• M12: 16,259,793 km (0.112 R)
• M13: 17,379,682 km (0.067 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 11,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit