🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.99 AU - 1.05 AU

Year: 369 Days

Day: 22.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.06 AU - 3 AU

Year: 1441 Days

Day: 38.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.65 AU - 2.79 AU

Year: 1607 Days

Day: 26.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,596,335 km

• M1: 64,626 km (0.081 R)
• M2: 1,318,406 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.43 AU - 5.29 AU

Year: 3261 Days

Day: 12.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.24 AU - 5.22 AU

Year: 3684 Days

Day: 39.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.9

Radius: 8

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.24 AU - 8.32 AU

Year: 7772 Days

Day: 8 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,596,335 km

• M1: 99,483 km (0.111 R)
• M2: 533,616 km (0.074 R)
• M3: 2,303,658 km (0.067 R)
• M4: 2,608,688 km (0.105 R)
• M5: 2,920,450 km (0.079 R)
• M6: 3,572,397 km (0.084 R)
• M7: 4,109,603 km (0.064 R)
• M8: 5,283,498 km (0.103 R)
• M9: 6,249,152 km (0.076 R)
• M10: 8,072,451 km (0.116 R)
• M11: 8,359,080 km (0.119 R)
• M12: 8,652,591 km (0.093 R)
• M13: 12,190,581 km (0.103 R)
• M14: 16,524,730 km (0.109 R)
• M15: 17,870,363 km (0.115 R)
• M16: 21,473,578 km (0.03 R)
• M17: 25,184,353 km (0.032 R)
• M18: 26,331,020 km (0.093 R)
• M19: 27,975,699 km (0.106 R)
• M20: 28,728,326 km (0.077 R)
• M21: 31,367,831 km (0.11 R)
• M22: 32,282,473 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.6

Radius: 8

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.81 AU - 14.63 AU

Year: 17216 Days

Day: 16.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,596,335 km

• M1: 101,876 km (0.103 R)
• M2: 502,350 km (0.059 R)
• M3: 1,174,792 km (0.087 R)
• M4: 1,459,327 km (0.099 R)
• M5: 1,858,604 km (0.093 R)
• M6: 2,411,518 km (0.028 R)
• M7: 3,785,125 km (0.052 R)
• M8: 4,320,686 km (0.115 R)
• M9: 6,600,108 km (0.066 R)
• M10: 8,552,510 km (0.029 R)
• M11: 10,123,886 km (0.117 R)
• M12: 10,573,578 km (0.081 R)
• M13: 11,095,225 km (0.088 R)
• M14: 13,691,496 km (0.115 R)
• M15: 15,680,998 km (0.114 R)
• M16: 18,018,615 km (0.069 R)
• M17: 19,270,151 km (0.083 R)
• M18: 20,401,110 km (0.091 R)
• M19: 21,391,897 km (0.115 R)
• M20: 24,456,709 km (0.09 R)
• M21: 27,476,342 km (0.103 R)
• M22: 33,128,299 km (0.073 R)
• M23: 33,621,224 km (0.117 R)
• M24: 41,901,167 km (0.074 R)
• M25: 45,591,746 km (0.104 R)
• M26: 52,436,896 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 966.8

Radius: 7.8

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.15 AU - 16.55 AU

Year: 22600 Days

Day: 21.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,596,335 km

• M1: 105,466 km (0.107 R)
• M2: 356,342 km (0.113 R)
• M3: 701,913 km (0.099 R)
• M4: 1,016,368 km (0.039 R)
• M5: 1,667,119 km (0.081 R)
• M6: 1,979,030 km (0.114 R)
• M7: 3,668,888 km (0.117 R)
• M8: 4,376,785 km (0.052 R)
• M9: 7,048,453 km (0.102 R)
• M10: 7,658,513 km (0.055 R)
• M11: 10,326,741 km (0.038 R)
• M12: 10,584,498 km (0.12 R)
• M13: 12,879,329 km (0.035 R)
• M14: 13,481,910 km (0.088 R)
• M15: 15,070,639 km (0.083 R)
• M16: 16,081,622 km (0.12 R)
• M17: 18,051,526 km (0.103 R)
• M18: 18,710,654 km (0.097 R)
• M19: 29,310,262 km (0.072 R)
• M20: 32,508,964 km (0.112 R)
• M21: 33,063,822 km (0.044 R)
• M22: 41,346,458 km (0.084 R)
• M23: 44,842,261 km (0.098 R)
• M24: 49,986,782 km (0.085 R)
• M25: 50,725,945 km (0.106 R)
• M26: 52,986,967 km (0.118 R)
• M27: 54,726,192 km (0.089 R)
• M28: 58,931,688 km (0.034 R)
• M29: 62,064,267 km (0.064 R)
• M30: 75,221,849 km (0.111 R)
• M31: 76,192,290 km (0.117 R)
• M32: 77,663,435 km (0.075 R)
• M33: 78,903,751 km (0.073 R)
• M34: 82,190,566 km (0.117 R)
• M35: 85,041,902 km (0.066 R)
• M36: 85,567,289 km (0.114 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 18,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit