🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.51 AU - 0.59 AU

Year: 154 Days

Day: 32.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,219,908 km

• M1: 31,565 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.33 AU - 1.89 AU

Year: 770 Days

Day: 19.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.05 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420

Radius: 12.3

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.93 AU - 5.05 AU

Year: 3584 Days

Day: 11.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,219,908 km

• M1: 153,039 km (0.038 R)
• M2: 610,359 km (0.094 R)
• M3: 1,034,918 km (0.101 R)
• M4: 1,468,004 km (0.087 R)
• M5: 1,878,351 km (0.101 R)
• M6: 2,324,901 km (0.075 R)
• M7: 2,733,003 km (0.09 R)
• M8: 3,969,729 km (0.082 R)
• M9: 5,013,473 km (0.107 R)
• M10: 5,936,642 km (0.117 R)
• M11: 7,238,443 km (0.082 R)
• M12: 7,828,606 km (0.061 R)
• M13: 8,551,912 km (0.053 R)
• M14: 10,208,110 km (0.119 R)
• M15: 11,521,430 km (0.107 R)
• M16: 12,068,808 km (0.042 R)
• M17: 12,633,391 km (0.1 R)
• M18: 17,860,191 km (0.055 R)
• M19: 18,766,155 km (0.09 R)
• M20: 20,303,273 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.1

Radius: 14.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.49 AU - 6.73 AU

Year: 5690 Days

Day: 6 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,219,908 km

• M1: 181,612 km (0.055 R)
• M2: 695,181 km (0.041 R)
• M3: 1,196,035 km (0.119 R)
• M4: 1,673,851 km (0.098 R)
• M5: 2,575,327 km (0.093 R)
• M6: 3,317,333 km (0.079 R)
• M7: 4,153,286 km (0.102 R)
• M8: 5,284,395 km (0.091 R)
• M9: 6,488,508 km (0.09 R)
• M10: 7,254,749 km (0.11 R)
• M11: 9,357,347 km (0.098 R)
• M12: 10,982,877 km (0.092 R)
• M13: 14,152,407 km (0.057 R)
• M14: 16,986,988 km (0.117 R)
• M15: 21,884,673 km (0.088 R)
• M16: 25,267,080 km (0.118 R)
• M17: 25,967,498 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.7

Radius: 9.4

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.18 AU - 10.02 AU

Year: 10342 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,219,908 km

• M1: 116,836 km (0.079 R)
• M2: 1,145,620 km (0.087 R)
• M3: 4,545,083 km (0.095 R)
• M4: 4,995,073 km (0.095 R)
• M5: 5,789,587 km (0.067 R)
• M6: 8,022,335 km (0.102 R)
• M7: 8,347,112 km (0.104 R)
• M8: 13,355,051 km (0.107 R)
• M9: 14,818,118 km (0.081 R)
• M10: 20,895,980 km (0.069 R)
• M11: 25,207,840 km (0.115 R)
• M12: 25,642,870 km (0.038 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 13,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit