🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.58 AU - 0.88 AU

Year: 224 Days

Day: 41.8 Hours

Environment

Temp: 178 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.68 AU - 2.34 AU

Year: 1026 Days

Day: 34.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.61 AU - 2.57 AU

Year: 1087 Days

Day: 46.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,456,413 km

• M1: 116,986 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.19 AU - 3.19 AU

Year: 1588 Days

Day: 43.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,456,413 km

• M1: 266,883 km (0.086 R)
• M2: 1,199,177 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.8 AU - 5.82 AU

Year: 3797 Days

Day: 20.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.2

Radius: 13.3

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 9.85 AU - 13.53 AU

Year: 14384 Days

Day: 6.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,456,413 km

• M1: 165,455 km (0.057 R)
• M2: 1,023,249 km (0.1 R)
• M3: 1,628,373 km (0.107 R)
• M4: 2,393,117 km (0.119 R)
• M5: 2,818,274 km (0.065 R)
• M6: 3,649,440 km (0.059 R)
• M7: 4,638,432 km (0.09 R)
• M8: 5,631,462 km (0.034 R)
• M9: 6,108,530 km (0.093 R)
• M10: 8,380,473 km (0.119 R)
• M11: 10,495,787 km (0.114 R)
• M12: 11,115,421 km (0.08 R)
• M13: 12,599,133 km (0.091 R)
• M14: 14,149,266 km (0.058 R)
• M15: 15,756,246 km (0.119 R)
• M16: 16,363,613 km (0.101 R)
• M17: 17,697,279 km (0.08 R)
• M18: 19,792,995 km (0.069 R)
• M19: 20,740,099 km (0.089 R)
• M20: 23,762,874 km (0.106 R)
• M21: 24,923,155 km (0.1 R)
• M22: 26,214,633 km (0.058 R)
• M23: 26,972,346 km (0.115 R)
• M24: 27,550,243 km (0.111 R)
• M25: 29,232,471 km (0.108 R)
• M26: 34,576,556 km (0.095 R)
• M27: 38,561,394 km (0.042 R)
• M28: 39,172,053 km (0.106 R)
• M29: 44,026,653 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739

Radius: 3.4

Gravity: 63.93 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 14.58 AU - 14.94 AU

Year: 20408 Days

Day: 18.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,456,413 km

• M1: 46,974 km (0.077 R)
• M2: 224,098 km (0.104 R)
• M3: 444,605 km (0.037 R)
• M4: 838,945 km (0.109 R)
• M5: 1,121,535 km (0.091 R)
• M6: 1,353,113 km (0.107 R)
• M7: 1,513,482 km (0.087 R)
• M8: 3,609,049 km (0.11 R)
• M9: 4,046,622 km (0.1 R)
• M10: 4,312,009 km (0.11 R)
• M11: 4,840,688 km (0.046 R)
• M12: 5,178,031 km (0.093 R)
• M13: 8,730,382 km (0.103 R)
• M14: 9,060,993 km (0.043 R)
• M15: 10,528,848 km (0.11 R)
• M16: 13,411,150 km (0.026 R)
• M17: 14,149,565 km (0.046 R)
• M18: 17,032,615 km (0.108 R)
• M19: 18,610,723 km (0.112 R)
• M20: 20,765,680 km (0.078 R)
• M21: 26,238,419 km (0.062 R)
• M22: 26,810,482 km (0.105 R)
• M23: 26,925,822 km (0.037 R)
• M24: 27,157,549 km (0.11 R)
• M25: 29,919,125 km (0.081 R)
• M26: 30,921,880 km (0.093 R)
• M27: 40,214,750 km (0.07 R)
• M28: 47,064,986 km (0.098 R)
• M29: 50,852,655 km (0.114 R)
• M30: 62,609,252 km (0.067 R)
• M31: 75,591,206 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.4

Radius: 7.9

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 13.75 AU - 16.43 AU

Year: 21096 Days

Day: 20.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,456,413 km

• M1: 98,286 km (0.112 R)
• M2: 634,594 km (0.098 R)
• M3: 4,452,033 km (0.102 R)
• M4: 5,840,002 km (0.098 R)
• M5: 7,495,153 km (0.053 R)
• M6: 8,333,649 km (0.032 R)
• M7: 8,875,941 km (0.085 R)
• M8: 9,441,421 km (0.109 R)
• M9: 10,701,484 km (0.068 R)
• M10: 15,006,462 km (0.095 R)
• M11: 15,660,952 km (0.094 R)
• M12: 16,793,707 km (0.07 R)
• M13: 17,818,752 km (0.116 R)
• M14: 19,306,204 km (0.076 R)
• M15: 21,144,163 km (0.115 R)
• M16: 27,568,195 km (0.091 R)
• M17: 34,929,008 km (0.107 R)
• M18: 37,514,508 km (0.099 R)
• M19: 44,086,941 km (0.064 R)
• M20: 47,411,305 km (0.066 R)
• M21: 49,771,212 km (0.098 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 14,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit