🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.49 AU - 0.75 AU

Year: 177 Days

Day: 42 Hours

Environment

Temp: 136 °C

Axial Tilt: 159.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.2 AU - 1.24 AU

Year: 487 Days

Day: 47.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 58,308,060 km

• M1: 344,075 km (0.061 R)
• M2: 508,633 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.22 AU - 1.88 AU

Year: 698 Days

Day: 32.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.64 AU - 1.96 AU

Year: 873 Days

Day: 38 Hours

Environment

Temp: -54 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.74 AU - 2.6 AU

Year: 1156 Days

Day: 41.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,308,060 km

• M1: 54,902 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.27 AU - 3.35 AU

Year: 1704 Days

Day: 46.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.1

Radius: 4.7

Gravity: 30.92 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.67 AU - 22.63 AU

Year: 27964 Days

Day: 15.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 58,308,060 km

• M1: 58,642 km (0.099 R)
• M2: 210,634 km (0.066 R)
• M3: 469,887 km (0.088 R)
• M4: 784,790 km (0.111 R)
• M5: 1,140,534 km (0.066 R)
• M6: 1,291,329 km (0.052 R)
• M7: 1,708,856 km (0.084 R)
• M8: 3,084,558 km (0.112 R)
• M9: 4,380,674 km (0.049 R)
• M10: 4,792,667 km (0.029 R)
• M11: 5,564,442 km (0.035 R)
• M12: 6,462,927 km (0.113 R)
• M13: 7,717,156 km (0.1 R)
• M14: 8,429,541 km (0.095 R)
• M15: 9,365,275 km (0.099 R)
• M16: 11,580,222 km (0.1 R)
• M17: 12,438,614 km (0.096 R)
• M18: 13,338,595 km (0.088 R)
• M19: 15,267,510 km (0.088 R)
• M20: 17,101,131 km (0.085 R)
• M21: 17,650,903 km (0.111 R)
• M22: 21,199,065 km (0.034 R)
• M23: 21,940,173 km (0.069 R)
• M24: 22,698,485 km (0.04 R)
• M25: 26,998,377 km (0.062 R)
• M26: 27,493,545 km (0.114 R)
• M27: 31,948,570 km (0.074 R)
• M28: 36,258,934 km (0.113 R)
• M29: 36,710,270 km (0.072 R)
• M30: 43,258,019 km (0.101 R)
• M31: 49,061,669 km (0.075 R)
• M32: 63,479,762 km (0.079 R)
• M33: 66,801,583 km (0.082 R)
• M34: 72,592,068 km (0.102 R)
• M35: 76,715,134 km (0.099 R)
• M36: 83,841,678 km (0.066 R)
• M37: 85,955,945 km (0.092 R)
• M38: 89,193,542 km (0.074 R)
• M39: 92,232,024 km (0.074 R)
• M40: 93,072,465 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.1

Radius: 5.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 16.28 AU - 21.66 AU

Year: 29881 Days

Day: 23.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,308,060 km

• M1: 72,555 km (0.076 R)
• M2: 315,203 km (0.106 R)
• M3: 611,406 km (0.112 R)
• M4: 887,265 km (0.028 R)
• M5: 1,552,078 km (0.113 R)
• M6: 2,242,023 km (0.116 R)
• M7: 2,484,372 km (0.11 R)
• M8: 3,292,948 km (0.063 R)
• M9: 5,852,269 km (0.079 R)
• M10: 6,079,807 km (0.102 R)
• M11: 6,512,594 km (0.101 R)
• M12: 7,934,372 km (0.078 R)
• M13: 8,595,744 km (0.049 R)
• M14: 9,499,315 km (0.076 R)
• M15: 10,857,065 km (0.096 R)
• M16: 12,840,733 km (0.037 R)
• M17: 14,289,888 km (0.089 R)
• M18: 15,053,884 km (0.111 R)
• M19: 15,771,655 km (0.092 R)
• M20: 17,902,976 km (0.101 R)
• M21: 23,766,464 km (0.088 R)
• M22: 25,737,416 km (0.08 R)
• M23: 26,246,498 km (0.11 R)
• M24: 27,496,089 km (0.049 R)
• M25: 29,443,853 km (0.098 R)
• M26: 30,113,154 km (0.094 R)
• M27: 31,947,224 km (0.071 R)
• M28: 32,181,494 km (0.036 R)
• M29: 39,488,303 km (0.078 R)
• M30: 42,243,746 km (0.106 R)
• M31: 46,613,051 km (0.115 R)
• M32: 49,687,437 km (0.103 R)
• M33: 54,715,720 km (0.113 R)
• M34: 55,726,553 km (0.096 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 12,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit