🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.49 AU - 0.55 AU

Year: 140 Days

Day: 47.6 Hours

Environment

Temp: 196 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.87 AU - 1.03 AU

Year: 345 Days

Day: 20.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.89 AU - 1.43 AU

Year: 466 Days

Day: 47.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,518,893 km

• M1: 239,207 km (0.029 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.4

Radius: 10.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.47 AU - 5.91 AU

Year: 5060 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,518,893 km

• M1: 129,701 km (0.057 R)
• M2: 654,790 km (0.049 R)
• M3: 1,072,766 km (0.057 R)
• M4: 1,840,652 km (0.112 R)
• M5: 2,686,030 km (0.09 R)
• M6: 5,597,653 km (0.084 R)
• M7: 6,487,611 km (0.069 R)
• M8: 7,676,914 km (0.046 R)
• M9: 8,741,752 km (0.088 R)
• M10: 11,513,501 km (0.108 R)
• M11: 12,485,289 km (0.053 R)
• M12: 12,906,108 km (0.087 R)
• M13: 17,440,569 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.7

Radius: 12.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.96 AU - 10.08 AU

Year: 9271 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 90.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,518,893 km

• M1: 158,723 km (0.119 R)
• M2: 625,170 km (0.105 R)
• M3: 1,146,368 km (0.069 R)
• M4: 1,692,401 km (0.099 R)
• M5: 2,556,927 km (0.091 R)
• M6: 3,144,098 km (0.061 R)
• M7: 4,562,885 km (0.104 R)
• M8: 4,969,342 km (0.101 R)
• M9: 5,722,717 km (0.098 R)
• M10: 7,576,683 km (0.08 R)
• M11: 11,351,337 km (0.103 R)
• M12: 12,771,769 km (0.074 R)
• M13: 13,584,085 km (0.115 R)
• M14: 14,554,227 km (0.12 R)
• M15: 15,056,427 km (0.07 R)
• M16: 20,813,402 km (0.117 R)
• M17: 22,020,208 km (0.102 R)
• M18: 25,016,953 km (0.117 R)
• M19: 26,473,587 km (0.058 R)
• M20: 27,222,624 km (0.087 R)
• M21: 27,985,872 km (0.074 R)
• M22: 31,286,001 km (0.083 R)
• M23: 33,083,420 km (0.108 R)
• M24: 34,172,342 km (0.092 R)
• M25: 36,652,077 km (0.075 R)
• M26: 37,231,918 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.9

Radius: 6.9

Gravity: 18.15 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 13.66 AU - 14.94 AU

Year: 20159 Days

Day: 17.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,518,893 km

• M1: 85,869 km (0.057 R)
• M2: 337,493 km (0.06 R)
• M3: 608,564 km (0.025 R)
• M4: 828,772 km (0.069 R)
• M5: 1,241,363 km (0.116 R)
• M6: 2,337,168 km (0.037 R)
• M7: 2,816,479 km (0.062 R)
• M8: 4,797,005 km (0.107 R)
• M9: 5,173,693 km (0.084 R)
• M10: 5,610,668 km (0.092 R)
• M11: 6,072,028 km (0.108 R)
• M12: 7,166,336 km (0.095 R)
• M13: 9,158,830 km (0.036 R)
• M14: 9,388,014 km (0.108 R)
• M15: 10,405,280 km (0.103 R)
• M16: 11,828,255 km (0.071 R)
• M17: 13,085,326 km (0.088 R)
• M18: 17,917,786 km (0.083 R)
• M19: 18,458,133 km (0.099 R)
• M20: 25,475,470 km (0.049 R)
• M21: 26,853,865 km (0.056 R)
• M22: 30,899,440 km (0.109 R)
• M23: 36,612,583 km (0.081 R)
• M24: 40,634,522 km (0.099 R)
• M25: 49,895,677 km (0.061 R)
• M26: 51,685,167 km (0.108 R)
• M27: 57,893,329 km (0.077 R)
• M28: 64,161,330 km (0.092 R)
• M29: 72,442,918 km (0.082 R)
• M30: 72,670,008 km (0.039 R)
• M31: 78,024,415 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.2

Radius: 4.3

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 15.81 AU - 19.17 AU

Year: 27267 Days

Day: 18 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,518,893 km

• M1: 54,753 km (0.081 R)
• M2: 207,791 km (0.084 R)
• M3: 405,709 km (0.073 R)
• M4: 898,634 km (0.091 R)
• M5: 1,184,516 km (0.083 R)
• M6: 2,213,899 km (0.058 R)
• M7: 3,132,579 km (0.094 R)
• M8: 3,731,270 km (0.06 R)
• M9: 5,868,724 km (0.117 R)
• M10: 6,134,709 km (0.058 R)
• M11: 6,368,980 km (0.077 R)
• M12: 7,498,294 km (0.032 R)
• M13: 7,676,316 km (0.106 R)
• M14: 10,751,749 km (0.117 R)
• M15: 11,499,289 km (0.067 R)
• M16: 12,590,606 km (0.096 R)
• M17: 12,969,088 km (0.109 R)
• M18: 14,218,230 km (0.075 R)
• M19: 16,424,799 km (0.087 R)
• M20: 18,202,321 km (0.059 R)
• M21: 27,219,033 km (0.076 R)
• M22: 30,933,549 km (0.1 R)
• M23: 43,072,817 km (0.114 R)
• M24: 50,262,341 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 19,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit