🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.44 AU - 0.66 AU

Year: 151 Days

Day: 24.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,055,649 km

• M1: 39,195 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.21 AU - 1.29 AU

Year: 518 Days

Day: 47.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.49 AU - 1.55 AU

Year: 695 Days

Day: 44.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.74 AU - 3 AU

Year: 1803 Days

Day: 37.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.43 AU - 4.51 AU

Year: 3505 Days

Day: 40.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,055,649 km

• M1: 44,580 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.6

Radius: 9.1

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.94 AU - 5.64 AU

Year: 4512 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,055,649 km

• M1: 113,246 km (0.113 R)
• M2: 404,513 km (0.093 R)
• M3: 689,347 km (0.103 R)
• M4: 1,217,876 km (0.077 R)
• M5: 2,117,707 km (0.091 R)
• M6: 3,692,973 km (0.084 R)
• M7: 4,132,940 km (0.108 R)
• M8: 4,439,167 km (0.101 R)
• M9: 4,997,018 km (0.088 R)
• M10: 5,324,188 km (0.039 R)
• M11: 6,853,677 km (0.112 R)
• M12: 7,493,208 km (0.088 R)
• M13: 9,311,869 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.3

Radius: 13.6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.22 AU - 8.72 AU

Year: 7572 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 125.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,055,649 km

• M1: 169,195 km (0.116 R)
• M2: 759,508 km (0.104 R)
• M3: 1,572,722 km (0.029 R)
• M4: 4,186,646 km (0.04 R)
• M5: 4,648,754 km (0.106 R)
• M6: 6,442,731 km (0.11 R)
• M7: 8,539,495 km (0.115 R)
• M8: 9,546,289 km (0.076 R)
• M9: 10,630,724 km (0.118 R)
• M10: 11,795,792 km (0.096 R)
• M11: 17,646,415 km (0.08 R)
• M12: 19,771,752 km (0.116 R)
• M13: 21,305,280 km (0.03 R)
• M14: 22,838,060 km (0.074 R)
• M15: 26,380,986 km (0.082 R)
• M16: 27,166,525 km (0.08 R)
• M17: 29,710,137 km (0.111 R)
• M18: 31,136,104 km (0.11 R)
• M19: 32,013,496 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.7

Radius: 11.7

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.91 AU - 8.75 AU

Year: 8125 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,055,649 km

• M1: 148,551 km (0.087 R)
• M2: 561,890 km (0.118 R)
• M3: 1,453,343 km (0.11 R)
• M4: 2,095,417 km (0.091 R)
• M5: 2,919,103 km (0.089 R)
• M6: 3,645,401 km (0.111 R)
• M7: 5,719,875 km (0.089 R)
• M8: 8,616,688 km (0.074 R)
• M9: 9,483,009 km (0.108 R)
• M10: 10,059,410 km (0.072 R)
• M11: 14,770,995 km (0.109 R)
• M12: 15,415,163 km (0.094 R)
• M13: 20,461,548 km (0.096 R)
• M14: 22,167,263 km (0.088 R)
• M15: 28,636,623 km (0.044 R)
• M16: 30,560,152 km (0.108 R)
• M17: 31,500,824 km (0.095 R)
• M18: 33,549,716 km (0.073 R)
• M19: 36,031,545 km (0.118 R)
• M20: 42,250,927 km (0.087 R)
• M21: 42,896,741 km (0.098 R)
• M22: 43,418,089 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.6

Radius: 3.5

Gravity: 28.54 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 9.59 AU - 14.85 AU

Year: 15842 Days

Day: 16.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,055,649 km

• M1: 44,431 km (0.105 R)
• M2: 248,632 km (0.061 R)
• M3: 628,161 km (0.118 R)
• M4: 1,209,948 km (0.078 R)
• M5: 1,433,896 km (0.098 R)
• M6: 1,912,758 km (0.072 R)
• M7: 3,815,045 km (0.067 R)
• M8: 4,846,672 km (0.087 R)
• M9: 5,172,496 km (0.07 R)
• M10: 5,688,459 km (0.104 R)
• M11: 7,963,543 km (0.115 R)
• M12: 9,080,142 km (0.09 R)
• M13: 11,733,559 km (0.052 R)
• M14: 20,443,895 km (0.039 R)
• M15: 21,034,807 km (0.115 R)
• M16: 22,517,023 km (0.1 R)
• M17: 37,834,049 km (0.114 R)
• M18: 42,150,397 km (0.105 R)
• M19: 47,074,560 km (0.107 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 13,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit