🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.62 AU - 0.82 AU

Year: 224 Days

Day: 24.5 Hours

Environment

Temp: 107 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.54 AU - 2.22 AU

Year: 946 Days

Day: 16.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,277,507 km

• M1: 22,589 km (0.096 R)
• M2: 59,390 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.27 AU - 2.95 AU

Year: 1548 Days

Day: 35.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,277,507 km

• M1: 30,219 km (0.089 R)
• M2: 930,648 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.49 AU - 2.91 AU

Year: 1629 Days

Day: 24.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,277,507 km

• M1: 282,142 km (0.047 R)
• M2: 1,662,032 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 11.5

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.1 AU - 5.76 AU

Year: 4018 Days

Day: 10.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,277,507 km

• M1: 147,504 km (0.081 R)
• M2: 568,622 km (0.065 R)
• M3: 1,562,251 km (0.073 R)
• M4: 2,562,911 km (0.052 R)
• M5: 3,446,885 km (0.069 R)
• M6: 3,840,477 km (0.041 R)
• M7: 4,499,605 km (0.089 R)
• M8: 4,920,124 km (0.114 R)
• M9: 5,614,258 km (0.111 R)
• M10: 6,342,202 km (0.082 R)
• M11: 8,128,999 km (0.056 R)
• M12: 8,642,568 km (0.079 R)
• M13: 9,573,217 km (0.087 R)
• M14: 10,612,473 km (0.089 R)
• M15: 11,587,701 km (0.098 R)
• M16: 13,819,103 km (0.09 R)
• M17: 14,819,464 km (0.107 R)
• M18: 15,309,846 km (0.112 R)
• M19: 16,612,395 km (0.088 R)
• M20: 17,926,163 km (0.082 R)
• M21: 18,608,479 km (0.06 R)
• M22: 19,243,672 km (0.118 R)
• M23: 21,167,800 km (0.113 R)
• M24: 24,027,812 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.3

Radius: 12.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.65 AU - 10.67 AU

Year: 9355 Days

Day: 5.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 139.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,277,507 km

• M1: 162,613 km (0.083 R)
• M2: 894,296 km (0.109 R)
• M3: 1,374,206 km (0.115 R)
• M4: 1,924,277 km (0.052 R)
• M5: 2,565,454 km (0.071 R)
• M6: 3,116,572 km (0.093 R)
• M7: 3,608,899 km (0.07 R)
• M8: 4,079,085 km (0.107 R)
• M9: 5,318,204 km (0.113 R)
• M10: 5,835,065 km (0.108 R)
• M11: 6,418,646 km (0.116 R)
• M12: 8,128,101 km (0.106 R)
• M13: 9,718,177 km (0.088 R)
• M14: 11,259,484 km (0.088 R)
• M15: 12,904,462 km (0.081 R)
• M16: 14,354,664 km (0.1 R)
• M17: 15,299,673 km (0.102 R)
• M18: 16,222,692 km (0.101 R)
• M19: 16,987,736 km (0.118 R)
• M20: 18,180,031 km (0.106 R)
• M21: 18,796,673 km (0.113 R)
• M22: 22,402,431 km (0.093 R)
• M23: 25,413,537 km (0.115 R)
• M24: 29,521,195 km (0.118 R)
• M25: 32,727,227 km (0.027 R)
• M26: 33,742,847 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.9

Radius: 6.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 12.6 AU - 16.6 AU

Year: 20479 Days

Day: 15.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,277,507 km

• M1: 84,373 km (0.098 R)
• M2: 293,062 km (0.045 R)
• M3: 850,913 km (0.035 R)
• M4: 1,520,962 km (0.095 R)
• M5: 3,131,981 km (0.108 R)
• M6: 3,349,197 km (0.099 R)
• M7: 3,868,003 km (0.085 R)
• M8: 4,439,167 km (0.06 R)
• M9: 5,536,916 km (0.117 R)
• M10: 6,186,470 km (0.085 R)
• M11: 6,686,127 km (0.092 R)
• M12: 7,006,865 km (0.072 R)
• M13: 7,550,055 km (0.079 R)
• M14: 10,162,034 km (0.089 R)
• M15: 14,023,903 km (0.108 R)
• M16: 15,501,930 km (0.119 R)
• M17: 15,851,839 km (0.109 R)
• M18: 17,304,285 km (0.061 R)
• M19: 18,843,198 km (0.117 R)
• M20: 20,138,417 km (0.112 R)
• M21: 21,491,978 km (0.065 R)
• M22: 27,209,609 km (0.098 R)
• M23: 30,579,151 km (0.094 R)
• M24: 34,572,068 km (0.05 R)
• M25: 37,127,200 km (0.098 R)
• M26: 39,027,691 km (0.099 R)
• M27: 39,675,300 km (0.042 R)
• M28: 42,066,024 km (0.097 R)
• M29: 46,695,629 km (0.085 R)
• M30: 47,132,604 km (0.085 R)
• M31: 49,509,415 km (0.05 R)
• M32: 50,420,915 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 20,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit