🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.54 AU - 0.54 AU

Year: 252 Days

Day: 26.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.3

Radius: 8.7

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.75 AU - 1.83 AU

Year: 1523 Days

Day: 9.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,869,278 km

• M1: 109,057 km (0.066 R)
• M2: 411,993 km (0.083 R)
• M3: 719,416 km (0.075 R)
• M4: 1,246,599 km (0.115 R)
• M5: 1,634,806 km (0.108 R)
• M6: 1,948,063 km (0.106 R)
• M7: 2,350,033 km (0.083 R)
• M8: 2,751,703 km (0.116 R)
• M9: 4,636,936 km (0.096 R)
• M10: 5,292,623 km (0.047 R)
• M11: 5,846,883 km (0.098 R)
• M12: 6,488,359 km (0.054 R)
• M13: 6,788,153 km (0.059 R)
• M14: 7,097,222 km (0.045 R)
• M15: 8,282,785 km (0.093 R)
• M16: 8,755,963 km (0.077 R)
• M17: 9,886,624 km (0.113 R)
• M18: 10,351,724 km (0.107 R)
• M19: 13,095,648 km (0.095 R)
• M20: 13,535,167 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.5

Radius: 9.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.3 AU - 4.96 AU

Year: 6334 Days

Day: 5.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,869,278 km

• M1: 121,324 km (0.077 R)
• M2: 420,071 km (0.064 R)
• M3: 747,690 km (0.118 R)
• M4: 1,428,660 km (0.103 R)
• M5: 2,275,234 km (0.079 R)
• M6: 2,760,530 km (0.038 R)
• M7: 3,080,519 km (0.111 R)
• M8: 4,001,743 km (0.084 R)
• M9: 4,346,716 km (0.088 R)
• M10: 6,437,795 km (0.063 R)
• M11: 7,035,438 km (0.036 R)
• M12: 8,978,864 km (0.115 R)
• M13: 9,918,040 km (0.101 R)
• M14: 11,213,856 km (0.106 R)
• M15: 14,386,528 km (0.093 R)
• M16: 16,531,163 km (0.027 R)
• M17: 17,029,025 km (0.078 R)
• M18: 19,793,145 km (0.079 R)
• M19: 21,249,031 km (0.1 R)
• M20: 21,574,706 km (0.055 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.9

Radius: 5.6

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.46 AU - 8.14 AU

Year: 13851 Days

Day: 24.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,869,278 km

• M1: 70,311 km (0.097 R)
• M2: 1,141,133 km (0.054 R)
• M3: 1,407,866 km (0.089 R)
• M4: 3,089,645 km (0.092 R)
• M5: 3,366,850 km (0.027 R)
• M6: 6,435,401 km (0.113 R)
• M7: 7,442,943 km (0.078 R)
• M8: 7,648,042 km (0.092 R)
• M9: 9,191,892 km (0.062 R)
• M10: 10,465,269 km (0.044 R)
• M11: 11,144,144 km (0.045 R)
• M12: 12,245,334 km (0.095 R)
• M13: 14,092,718 km (0.119 R)
• M14: 16,600,726 km (0.11 R)
• M15: 19,624,099 km (0.101 R)
• M16: 26,925,522 km (0.044 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 14,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit