🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.53 AU - 0.63 AU

Year: 163 Days

Day: 15.8 Hours

Environment

Temp: 154 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,222,530 km

• M1: 18,251 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.78 AU - 0.8 AU

Year: 259 Days

Day: 31.8 Hours

Environment

Temp: 93 °C

Axial Tilt: 51.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.93 AU - 2.27 AU

Year: 1123 Days

Day: 38 Hours

Environment

Temp: -76 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.05 AU - 4.85 AU

Year: 2896 Days

Day: 44.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 12.3

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.26 AU - 7.98 AU

Year: 7010 Days

Day: 6.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 132.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,222,530 km

• M1: 153,039 km (0.084 R)
• M2: 582,983 km (0.087 R)
• M3: 1,224,758 km (0.059 R)
• M4: 2,063,553 km (0.049 R)
• M5: 3,658,566 km (0.104 R)
• M6: 5,246,697 km (0.085 R)
• M7: 5,928,264 km (0.116 R)
• M8: 8,808,472 km (0.063 R)
• M9: 10,123,886 km (0.119 R)
• M10: 11,372,729 km (0.105 R)
• M11: 12,210,178 km (0.093 R)
• M12: 12,773,564 km (0.074 R)
• M13: 14,854,919 km (0.118 R)
• M14: 16,036,742 km (0.118 R)
• M15: 16,900,819 km (0.098 R)
• M16: 19,679,450 km (0.094 R)
• M17: 21,177,224 km (0.075 R)
• M18: 22,826,391 km (0.084 R)
• M19: 24,398,515 km (0.039 R)
• M20: 25,293,410 km (0.105 R)
• M21: 28,198,151 km (0.091 R)
• M22: 28,643,355 km (0.112 R)
• M23: 30,284,892 km (0.063 R)
• M24: 31,034,228 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.9

Radius: 3

Gravity: 60.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.99 AU - 13.73 AU

Year: 18017 Days

Day: 16.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 43,222,530 km

• M1: 50,714 km (0.1 R)
• M2: 150,645 km (0.037 R)
• M3: 254,167 km (0.04 R)
• M4: 400,922 km (0.037 R)
• M5: 501,302 km (0.12 R)
• M6: 814,411 km (0.104 R)
• M7: 1,013,376 km (0.068 R)
• M8: 1,163,273 km (0.089 R)
• M9: 1,737,579 km (0.118 R)
• M10: 1,879,248 km (0.059 R)
• M11: 2,546,605 km (0.109 R)
• M12: 3,045,513 km (0.066 R)
• M13: 3,147,390 km (0.05 R)
• M14: 3,866,806 km (0.063 R)
• M15: 5,660,335 km (0.095 R)
• M16: 6,377,357 km (0.103 R)
• M17: 7,019,431 km (0.096 R)
• M18: 8,480,853 km (0.078 R)
• M19: 10,133,311 km (0.101 R)
• M20: 17,794,218 km (0.059 R)
• M21: 18,292,828 km (0.109 R)
• M22: 19,058,021 km (0.087 R)
• M23: 27,146,778 km (0.074 R)
• M24: 28,817,487 km (0.096 R)
• M25: 31,030,488 km (0.115 R)
• M26: 31,510,398 km (0.102 R)
• M27: 32,239,388 km (0.072 R)
• M28: 35,922,338 km (0.095 R)
• M29: 36,717,750 km (0.099 R)
• M30: 39,875,911 km (0.101 R)
• M31: 43,210,148 km (0.095 R)
• M32: 45,021,330 km (0.103 R)
• M33: 50,426,749 km (0.1 R)
• M34: 52,095,215 km (0.076 R)
• M35: 52,942,986 km (0.062 R)
• M36: 54,840,485 km (0.058 R)
• M37: 59,136,936 km (0.081 R)
• M38: 60,991,351 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278

Radius: 4.9

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.57 AU - 16.55 AU

Year: 19452 Days

Day: 18 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,222,530 km

• M1: 60,886 km (0.041 R)
• M2: 318,195 km (0.119 R)
• M3: 934,388 km (0.106 R)
• M4: 1,148,164 km (0.115 R)
• M5: 1,508,096 km (0.076 R)
• M6: 1,771,089 km (0.049 R)
• M7: 2,638,158 km (0.105 R)
• M8: 3,362,960 km (0.115 R)
• M9: 3,622,812 km (0.112 R)
• M10: 3,812,651 km (0.12 R)
• M11: 4,702,459 km (0.115 R)
• M12: 4,895,890 km (0.101 R)
• M13: 6,208,162 km (0.107 R)
• M14: 6,362,846 km (0.09 R)
• M15: 7,175,013 km (0.076 R)
• M16: 10,290,688 km (0.118 R)
• M17: 11,873,583 km (0.116 R)
• M18: 12,232,767 km (0.058 R)
• M19: 12,476,163 km (0.096 R)
• M20: 14,814,677 km (0.052 R)
• M21: 18,050,030 km (0.035 R)
• M22: 18,365,532 km (0.066 R)
• M23: 19,915,067 km (0.045 R)
• M24: 22,626,977 km (0.097 R)
• M25: 23,833,933 km (0.074 R)
• M26: 26,073,413 km (0.115 R)
• M27: 33,153,132 km (0.111 R)
• M28: 36,185,481 km (0.075 R)
• M29: 36,687,232 km (0.106 R)
• M30: 39,662,435 km (0.081 R)
• M31: 41,004,776 km (0.117 R)
• M32: 44,063,903 km (0.106 R)
• M33: 47,570,926 km (0.119 R)
• M34: 48,172,908 km (0.115 R)
• M35: 49,085,455 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.3

Radius: 5.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 15.5 AU - 16.96 AU

Year: 24124 Days

Day: 20.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,222,530 km

• M1: 70,311 km (0.118 R)
• M2: 284,236 km (0.092 R)
• M3: 497,263 km (0.099 R)
• M4: 742,753 km (0.098 R)
• M5: 1,633,310 km (0.111 R)
• M6: 2,399,101 km (0.102 R)
• M7: 5,114,452 km (0.114 R)
• M8: 7,405,992 km (0.112 R)
• M9: 9,389,660 km (0.078 R)
• M10: 11,919,659 km (0.075 R)
• M11: 21,998,068 km (0.112 R)
• M12: 29,879,632 km (0.056 R)
• M13: 30,490,739 km (0.072 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 13,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit