🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.63 AU - 0.63 AU

Year: 186 Days

Day: 35.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,407,877 km

• M1: 33,959 km (0.101 R)
• M2: 82,728 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.01 AU - 1.51 AU

Year: 527 Days

Day: 34.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 67,407,877 km

• M1: 42,635 km (0.104 R)
• M2: 475,422 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.23 AU - 1.83 AU

Year: 705 Days

Day: 20.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.7

Radius: 10

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.57 AU - 5.83 AU

Year: 3798 Days

Day: 9 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,407,877 km

• M1: 124,914 km (0.087 R)
• M2: 456,722 km (0.068 R)
• M3: 912,248 km (0.04 R)
• M4: 1,271,731 km (0.056 R)
• M5: 1,978,282 km (0.086 R)
• M6: 3,392,730 km (0.072 R)
• M7: 4,055,000 km (0.088 R)
• M8: 5,011,229 km (0.104 R)
• M9: 5,449,850 km (0.049 R)
• M10: 6,267,852 km (0.082 R)
• M11: 7,594,037 km (0.107 R)
• M12: 8,146,801 km (0.112 R)
• M13: 8,925,308 km (0.1 R)
• M14: 9,244,400 km (0.12 R)
• M15: 10,185,072 km (0.062 R)
• M16: 11,121,555 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.1

Radius: 9.1

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.04 AU - 6.76 AU

Year: 6036 Days

Day: 6.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,407,877 km

• M1: 113,246 km (0.11 R)
• M2: 500,704 km (0.107 R)
• M3: 893,847 km (0.1 R)
• M4: 1,259,315 km (0.118 R)
• M5: 1,610,122 km (0.084 R)
• M6: 1,898,247 km (0.104 R)
• M7: 2,412,714 km (0.112 R)
• M8: 3,315,089 km (0.082 R)
• M9: 3,946,392 km (0.084 R)
• M10: 4,760,055 km (0.089 R)
• M11: 5,054,912 km (0.103 R)
• M12: 6,684,033 km (0.081 R)
• M13: 7,948,135 km (0.092 R)
• M14: 8,834,951 km (0.117 R)
• M15: 9,199,521 km (0.113 R)
• M16: 9,786,394 km (0.071 R)
• M17: 10,942,486 km (0.075 R)
• M18: 11,458,150 km (0.101 R)
• M19: 13,050,469 km (0.065 R)
• M20: 13,791,577 km (0.095 R)
• M21: 14,282,707 km (0.056 R)
• M22: 17,541,098 km (0.116 R)
• M23: 22,588,830 km (0.117 R)
• M24: 23,811,792 km (0.083 R)
• M25: 24,360,368 km (0.094 R)
• M26: 25,158,772 km (0.025 R)
• M27: 29,414,681 km (0.117 R)
• M28: 30,964,665 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.6

Radius: 10.4

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.24 AU - 8.6 AU

Year: 8309 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,407,877 km

• M1: 131,945 km (0.098 R)
• M2: 609,911 km (0.097 R)
• M3: 958,174 km (0.115 R)
• M4: 1,443,619 km (0.095 R)
• M5: 2,343,750 km (0.116 R)
• M6: 3,796,345 km (0.117 R)
• M7: 5,079,147 km (0.104 R)
• M8: 5,631,612 km (0.063 R)
• M9: 6,347,138 km (0.066 R)
• M10: 7,394,174 km (0.08 R)
• M11: 9,295,413 km (0.11 R)
• M12: 10,080,802 km (0.097 R)
• M13: 12,116,680 km (0.098 R)
• M14: 13,879,391 km (0.051 R)
• M15: 14,575,620 km (0.099 R)
• M16: 20,185,989 km (0.092 R)
• M17: 21,501,104 km (0.088 R)
• M18: 25,391,695 km (0.082 R)
• M19: 26,190,249 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.7

Radius: 6.1

Gravity: 20.9 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 10.79 AU - 13.37 AU

Year: 15651 Days

Day: 24.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,407,877 km

• M1: 75,846 km (0.052 R)
• M2: 378,333 km (0.107 R)
• M3: 972,237 km (0.084 R)
• M4: 2,495,592 km (0.058 R)
• M5: 2,792,992 km (0.106 R)
• M6: 2,987,469 km (0.09 R)
• M7: 3,217,252 km (0.104 R)
• M8: 3,918,267 km (0.09 R)
• M9: 4,482,850 km (0.097 R)
• M10: 5,733,638 km (0.102 R)
• M11: 6,252,443 km (0.056 R)
• M12: 9,219,268 km (0.097 R)
• M13: 9,543,297 km (0.109 R)
• M14: 9,763,505 km (0.078 R)
• M15: 11,837,231 km (0.025 R)
• M16: 12,349,454 km (0.043 R)
• M17: 12,876,338 km (0.089 R)
• M18: 14,765,459 km (0.119 R)
• M19: 15,434,162 km (0.101 R)
• M20: 15,814,440 km (0.064 R)
• M21: 16,514,408 km (0.113 R)
• M22: 16,752,119 km (0.088 R)
• M23: 18,227,603 km (0.085 R)
• M24: 20,055,988 km (0.109 R)
• M25: 21,060,987 km (0.072 R)
• M26: 28,142,052 km (0.041 R)
• M27: 29,866,916 km (0.081 R)
• M28: 33,147,298 km (0.104 R)
• M29: 33,907,554 km (0.111 R)
• M30: 34,549,927 km (0.11 R)
• M31: 43,805,398 km (0.116 R)
• M32: 47,703,021 km (0.071 R)
• M33: 59,460,965 km (0.052 R)
• M34: 64,619,399 km (0.058 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 18,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit