🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.77 AU - 1.19 AU

Year: 367 Days

Day: 36.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 49.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.38 AU - 3.42 AU

Year: 1870 Days

Day: 28 Hours

Environment

Temp: -107 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,055,204 km

• M1: 48,470 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.94 AU - 3.76 AU

Year: 2322 Days

Day: 44.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.91 AU - 3.97 AU

Year: 2416 Days

Day: 33.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,055,204 km

• M1: 970,441 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.96 AU - 4.66 AU

Year: 2817 Days

Day: 39.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.2

Radius: 13.4

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.86 AU - 6.28 AU

Year: 4324 Days

Day: 11.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,055,204 km

• M1: 726,148 km (0.107 R)
• M2: 1,033,422 km (0.115 R)
• M3: 1,381,237 km (0.045 R)
• M4: 1,648,868 km (0.11 R)
• M5: 2,345,545 km (0.079 R)
• M6: 2,674,212 km (0.079 R)
• M7: 3,648,692 km (0.109 R)
• M8: 4,124,264 km (0.084 R)
• M9: 5,364,131 km (0.113 R)
• M10: 5,621,290 km (0.103 R)
• M11: 6,793,389 km (0.066 R)
• M12: 8,057,042 km (0.116 R)
• M13: 8,602,626 km (0.07 R)
• M14: 10,021,262 km (0.074 R)
• M15: 12,453,424 km (0.114 R)
• M16: 13,594,557 km (0.103 R)
• M17: 14,124,582 km (0.041 R)
• M18: 14,453,398 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887

Radius: 8.3

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.68 AU - 6.54 AU

Year: 5033 Days

Day: 6.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 33,055,204 km

• M1: 125,513 km (0.101 R)
• M2: 308,920 km (0.114 R)
• M3: 524,041 km (0.089 R)
• M4: 739,911 km (0.073 R)
• M5: 1,066,782 km (0.117 R)
• M6: 1,654,852 km (0.044 R)
• M7: 2,245,913 km (0.111 R)
• M8: 2,686,628 km (0.087 R)
• M9: 4,638,731 km (0.109 R)
• M10: 4,836,499 km (0.114 R)
• M11: 5,428,458 km (0.035 R)
• M12: 6,167,771 km (0.076 R)
• M13: 6,453,802 km (0.082 R)
• M14: 6,955,104 km (0.086 R)
• M15: 7,569,353 km (0.1 R)
• M16: 9,570,225 km (0.101 R)
• M17: 9,747,648 km (0.112 R)
• M18: 9,998,822 km (0.065 R)
• M19: 10,253,288 km (0.063 R)
• M20: 10,510,896 km (0.081 R)
• M21: 10,846,893 km (0.076 R)
• M22: 11,226,572 km (0.109 R)
• M23: 11,418,805 km (0.092 R)
• M24: 11,690,774 km (0.116 R)
• M25: 11,847,553 km (0.076 R)
• M26: 12,164,401 km (0.099 R)
• M27: 15,791,701 km (0.108 R)
• M28: 16,574,247 km (0.114 R)
• M29: 17,471,386 km (0.058 R)
• M30: 22,152,153 km (0.059 R)
• M31: 24,588,056 km (0.049 R)
• M32: 25,101,924 km (0.109 R)
• M33: 28,358,820 km (0.104 R)
• M34: 32,399,458 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 18,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit