🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.8 AU - 1.22 AU

Year: 375 Days

Day: 31.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 46.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.33 AU - 1.77 AU

Year: 712 Days

Day: 19.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.59 AU - 2.55 AU

Year: 1099 Days

Day: 45.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.71 AU - 3.13 AU

Year: 1841 Days

Day: 13.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.9

Radius: 9.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.46 AU - 5.76 AU

Year: 4903 Days

Day: 11.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,077,628 km

• M1: 116,836 km (0.117 R)
• M2: 576,550 km (0.112 R)
• M3: 895,493 km (0.064 R)
• M4: 1,485,058 km (0.058 R)
• M5: 1,819,260 km (0.025 R)
• M6: 2,401,495 km (0.107 R)
• M7: 2,785,064 km (0.078 R)
• M8: 3,559,981 km (0.102 R)
• M9: 5,104,429 km (0.114 R)
• M10: 5,610,369 km (0.029 R)
• M11: 7,175,761 km (0.101 R)
• M12: 10,897,457 km (0.088 R)
• M13: 11,270,105 km (0.064 R)
• M14: 12,217,060 km (0.113 R)
• M15: 13,403,371 km (0.076 R)
• M16: 14,317,713 km (0.111 R)
• M17: 14,765,160 km (0.113 R)
• M18: 16,977,264 km (0.101 R)
• M19: 17,647,911 km (0.081 R)
• M20: 18,745,660 km (0.08 R)
• M21: 20,508,222 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.9

Radius: 13.7

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 12.03 AU - 12.25 AU

Year: 15606 Days

Day: 5.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,077,628 km

• M1: 173,534 km (0.099 R)
• M2: 829,819 km (0.092 R)
• M3: 1,292,526 km (0.109 R)
• M4: 1,817,764 km (0.101 R)
• M5: 2,386,385 km (0.111 R)
• M6: 3,096,377 km (0.052 R)
• M7: 4,590,859 km (0.087 R)
• M8: 5,274,073 km (0.118 R)
• M9: 6,251,246 km (0.052 R)
• M10: 7,134,023 km (0.111 R)
• M11: 7,649,538 km (0.092 R)
• M12: 9,048,577 km (0.073 R)
• M13: 11,285,514 km (0.103 R)
• M14: 13,543,095 km (0.075 R)
• M15: 14,335,964 km (0.11 R)
• M16: 14,812,583 km (0.103 R)
• M17: 15,299,823 km (0.099 R)
• M18: 17,356,943 km (0.04 R)
• M19: 20,435,817 km (0.108 R)
• M20: 26,011,330 km (0.059 R)
• M21: 26,517,419 km (0.114 R)
• M22: 27,029,942 km (0.119 R)
• M23: 30,356,998 km (0.111 R)
• M24: 31,371,870 km (0.087 R)
• M25: 34,188,948 km (0.098 R)
• M26: 35,907,977 km (0.077 R)
• M27: 42,239,856 km (0.072 R)
• M28: 45,522,183 km (0.043 R)
• M29: 51,948,309 km (0.039 R)
• M30: 55,711,593 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.7

Radius: 4.3

Gravity: 23.35 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 17.41 AU - 19.51 AU

Year: 29263 Days

Day: 20.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,077,628 km

• M1: 53,406 km (0.054 R)
• M2: 260,151 km (0.091 R)
• M3: 798,703 km (0.102 R)
• M4: 972,835 km (0.094 R)
• M5: 1,366,427 km (0.061 R)
• M6: 1,820,008 km (0.113 R)
• M7: 2,437,398 km (0.115 R)
• M8: 3,100,565 km (0.096 R)
• M9: 3,503,881 km (0.085 R)
• M10: 3,812,651 km (0.114 R)
• M11: 4,206,842 km (0.085 R)
• M12: 4,885,866 km (0.085 R)
• M13: 5,635,202 km (0.095 R)
• M14: 5,844,490 km (0.09 R)
• M15: 6,687,474 km (0.119 R)
• M16: 7,065,507 km (0.084 R)
• M17: 7,916,121 km (0.072 R)
• M18: 9,058,450 km (0.11 R)
• M19: 9,404,021 km (0.081 R)
• M20: 13,730,242 km (0.038 R)
• M21: 17,663,619 km (0.109 R)
• M22: 19,789,554 km (0.107 R)
• M23: 20,468,878 km (0.063 R)
• M24: 21,063,530 km (0.092 R)
• M25: 21,874,051 km (0.073 R)
• M26: 22,600,199 km (0.061 R)
• M27: 23,665,186 km (0.053 R)
• M28: 26,590,124 km (0.076 R)
• M29: 28,382,456 km (0.076 R)
• M30: 28,873,735 km (0.11 R)
• M31: 31,808,995 km (0.106 R)
• M32: 40,080,860 km (0.103 R)
• M33: 43,073,865 km (0.117 R)
• M34: 54,058,836 km (0.075 R)
• M35: 55,957,981 km (0.07 R)
• M36: 60,899,648 km (0.102 R)
• M37: 64,421,032 km (0.051 R)
• M38: 70,512,956 km (0.116 R)
• M39: 73,467,365 km (0.047 R)
• M40: 75,560,239 km (0.1 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 12,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit