🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.66 AU - 0.74 AU

Year: 225 Days

Day: 43.2 Hours

Environment

Temp: 146 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.81 AU - 1.21 AU

Year: 391 Days

Day: 37.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 95,241,718 km

• M1: 105,466 km (0.12 R)
• M2: 285,433 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.74 AU - 2.34 AU

Year: 1122 Days

Day: 47 Hours

Environment

Temp: -95 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,241,718 km

• M1: 795,711 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.17 AU - 2.83 AU

Year: 1522 Days

Day: 17.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,241,718 km

• M1: 363,224 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.31 AU - 3.67 AU

Year: 1991 Days

Day: 27.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.1

Radius: 14.7

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.46 AU - 8.92 AU

Year: 7423 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,241,718 km

• M1: 182,958 km (0.067 R)
• M2: 893,398 km (0.031 R)
• M3: 2,464,924 km (0.07 R)
• M4: 3,124,501 km (0.114 R)
• M5: 4,060,834 km (0.109 R)
• M6: 4,986,995 km (0.108 R)
• M7: 5,457,929 km (0.059 R)
• M8: 6,173,605 km (0.083 R)
• M9: 7,720,746 km (0.057 R)
• M10: 11,193,062 km (0.115 R)
• M11: 12,054,447 km (0.119 R)
• M12: 15,190,317 km (0.118 R)
• M13: 19,034,534 km (0.075 R)
• M14: 20,612,343 km (0.06 R)
• M15: 21,833,510 km (0.053 R)
• M16: 24,262,231 km (0.111 R)
• M17: 25,056,895 km (0.065 R)
• M18: 30,928,612 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.3

Radius: 8.8

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.05 AU - 9.65 AU

Year: 9290 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,241,718 km

• M1: 109,506 km (0.094 R)
• M2: 724,054 km (0.08 R)
• M3: 1,068,428 km (0.044 R)
• M4: 1,394,551 km (0.035 R)
• M5: 3,334,836 km (0.045 R)
• M6: 4,174,529 km (0.088 R)
• M7: 4,502,597 km (0.096 R)
• M8: 5,956,688 km (0.098 R)
• M9: 6,480,580 km (0.103 R)
• M10: 7,226,475 km (0.095 R)
• M11: 7,904,452 km (0.101 R)
• M12: 9,249,188 km (0.074 R)
• M13: 9,666,715 km (0.086 R)
• M14: 10,096,659 km (0.117 R)
• M15: 11,201,739 km (0.098 R)
• M16: 12,609,305 km (0.12 R)
• M17: 14,252,937 km (0.047 R)
• M18: 14,685,275 km (0.112 R)
• M19: 14,999,431 km (0.109 R)
• M20: 15,576,130 km (0.1 R)
• M21: 16,034,947 km (0.092 R)
• M22: 17,465,402 km (0.064 R)
• M23: 19,127,584 km (0.098 R)
• M24: 19,577,873 km (0.08 R)
• M25: 20,266,772 km (0.12 R)
• M26: 23,184,678 km (0.118 R)
• M27: 27,305,950 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.7

Radius: 6.8

Gravity: 16.88 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 10.91 AU - 16.09 AU

Year: 19097 Days

Day: 16.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 95,241,718 km

• M1: 85,420 km (0.085 R)
• M2: 329,115 km (0.11 R)
• M3: 541,095 km (0.106 R)
• M4: 1,033,572 km (0.119 R)
• M5: 1,517,222 km (0.11 R)
• M6: 1,885,532 km (0.074 R)
• M7: 2,467,916 km (0.106 R)
• M8: 2,851,186 km (0.117 R)
• M9: 3,646,448 km (0.093 R)
• M10: 4,242,446 km (0.083 R)
• M11: 4,974,728 km (0.063 R)
• M12: 6,421,339 km (0.11 R)
• M13: 7,288,408 km (0.059 R)
• M14: 12,072,548 km (0.087 R)
• M15: 13,245,246 km (0.086 R)
• M16: 13,969,599 km (0.065 R)
• M17: 16,056,788 km (0.099 R)
• M18: 17,817,555 km (0.1 R)
• M19: 21,128,904 km (0.114 R)
• M20: 21,817,204 km (0.109 R)
• M21: 25,705,851 km (0.111 R)
• M22: 30,527,689 km (0.072 R)
• M23: 34,146,163 km (0.116 R)
• M24: 34,685,463 km (0.119 R)
• M25: 34,957,133 km (0.111 R)
• M26: 36,477,197 km (0.102 R)
• M27: 40,845,754 km (0.062 R)
• M28: 43,312,324 km (0.108 R)
• M29: 43,785,651 km (0.063 R)
• M30: 46,203,901 km (0.058 R)
• M31: 48,201,631 km (0.096 R)
• M32: 55,646,668 km (0.104 R)
• M33: 56,206,014 km (0.113 R)
• M34: 56,580,907 km (0.107 R)
• M35: 60,619,451 km (0.083 R)
• M36: 62,207,283 km (0.096 R)
• M37: 65,465,524 km (0.088 R)
• M38: 75,919,723 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.6

Radius: 6.3

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 15.02 AU - 21.62 AU

Year: 30190 Days

Day: 15.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,241,718 km

• M1: 78,389 km (0.055 R)
• M2: 302,188 km (0.101 R)
• M3: 690,693 km (0.105 R)
• M4: 898,186 km (0.034 R)
• M5: 1,176,886 km (0.071 R)
• M6: 2,079,111 km (0.072 R)
• M7: 2,328,042 km (0.082 R)
• M8: 2,546,305 km (0.05 R)
• M9: 2,940,945 km (0.117 R)
• M10: 4,408,200 km (0.099 R)
• M11: 6,494,193 km (0.11 R)
• M12: 7,487,224 km (0.077 R)
• M13: 8,634,939 km (0.095 R)
• M14: 9,161,074 km (0.084 R)
• M15: 9,523,550 km (0.11 R)
• M16: 12,407,199 km (0.094 R)
• M17: 15,398,558 km (0.107 R)
• M18: 17,425,160 km (0.088 R)
• M19: 19,622,902 km (0.067 R)
• M20: 35,746,112 km (0.116 R)
• M21: 37,710,482 km (0.053 R)
• M22: 45,064,863 km (0.103 R)
• M23: 49,352,188 km (0.107 R)
• M24: 53,903,703 km (0.086 R)
• M25: 59,976,330 km (0.078 R)
• M26: 66,041,177 km (0.065 R)
• M27: 66,939,662 km (0.049 R)
• M28: 82,185,480 km (0.088 R)
• M29: 83,747,730 km (0.045 R)
• M30: 84,536,261 km (0.029 R)
• M31: 92,415,281 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 14,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit