🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.53 AU - 0.59 AU

Year: 182 Days

Day: 20.7 Hours

Environment

Temp: 42 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.63 AU - 0.69 AU

Year: 232 Days

Day: 19.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 72,087,414 km

• M1: 51,462 km (0.116 R)
• M2: 118,182 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.87 AU - 1.41 AU

Year: 528 Days

Day: 31.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,087,414 km

• M1: 185,950 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.68 AU - 2.22 AU

Year: 1180 Days

Day: 23.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.1

Radius: 11

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.94 AU - 3.96 AU

Year: 2778 Days

Day: 12.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,087,414 km

• M1: 137,480 km (0.101 R)
• M2: 524,041 km (0.113 R)
• M3: 1,388,717 km (0.083 R)
• M4: 2,134,163 km (0.089 R)
• M5: 2,585,051 km (0.073 R)
• M6: 3,436,562 km (0.115 R)
• M7: 3,936,668 km (0.107 R)
• M8: 4,718,018 km (0.07 R)
• M9: 7,416,165 km (0.061 R)
• M10: 8,696,274 km (0.091 R)
• M11: 9,532,077 km (0.099 R)
• M12: 10,832,831 km (0.092 R)
• M13: 12,210,477 km (0.026 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.9

Radius: 10.6

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.11 AU - 7.87 AU

Year: 8886 Days

Day: 11.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,087,414 km

• M1: 133,142 km (0.074 R)
• M2: 566,677 km (0.1 R)
• M3: 1,095,505 km (0.072 R)
• M4: 2,334,026 km (0.077 R)
• M5: 3,331,993 km (0.072 R)
• M6: 4,093,596 km (0.115 R)
• M7: 4,464,748 km (0.083 R)
• M8: 6,704,827 km (0.116 R)
• M9: 7,081,963 km (0.068 R)
• M10: 9,268,934 km (0.096 R)
• M11: 11,626,298 km (0.111 R)
• M12: 12,425,599 km (0.08 R)
• M13: 14,414,054 km (0.104 R)
• M14: 15,102,354 km (0.075 R)
• M15: 15,812,196 km (0.102 R)
• M16: 16,482,394 km (0.111 R)
• M17: 18,141,883 km (0.107 R)
• M18: 19,080,161 km (0.086 R)
• M19: 20,191,823 km (0.086 R)
• M20: 21,641,277 km (0.099 R)
• M21: 23,004,263 km (0.07 R)
• M22: 23,392,769 km (0.117 R)
• M23: 24,262,979 km (0.086 R)
• M24: 25,154,583 km (0.09 R)
• M25: 28,581,870 km (0.106 R)
• M26: 30,593,662 km (0.116 R)
• M27: 31,348,084 km (0.073 R)
• M28: 32,502,980 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.1

Radius: 7

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.87 AU - 15.45 AU

Year: 20694 Days

Day: 22.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,087,414 km

• M1: 89,160 km (0.108 R)
• M2: 573,109 km (0.069 R)
• M3: 907,161 km (0.051 R)
• M4: 1,280,857 km (0.079 R)
• M5: 2,402,392 km (0.036 R)
• M6: 2,992,556 km (0.088 R)
• M7: 3,335,584 km (0.084 R)
• M8: 3,914,378 km (0.09 R)
• M9: 5,421,427 km (0.101 R)
• M10: 6,389,175 km (0.101 R)
• M11: 7,095,277 km (0.045 R)
• M12: 8,557,896 km (0.111 R)
• M13: 9,526,093 km (0.117 R)
• M14: 10,685,327 km (0.113 R)
• M15: 15,717,051 km (0.103 R)
• M16: 17,919,581 km (0.109 R)
• M17: 19,138,953 km (0.116 R)
• M18: 20,975,566 km (0.116 R)
• M19: 21,452,484 km (0.115 R)
• M20: 22,826,242 km (0.059 R)
• M21: 24,889,196 km (0.101 R)
• M22: 25,423,709 km (0.057 R)
• M23: 28,211,615 km (0.119 R)
• M24: 35,992,051 km (0.115 R)
• M25: 37,646,753 km (0.112 R)
• M26: 45,883,313 km (0.088 R)
• M27: 46,203,602 km (0.091 R)
• M28: 50,333,550 km (0.07 R)
• M29: 53,102,008 km (0.069 R)
• M30: 54,165,799 km (0.11 R)
• M31: 55,063,087 km (0.093 R)
• M32: 56,703,128 km (0.094 R)
• M33: 59,889,413 km (0.079 R)
• M34: 62,798,194 km (0.069 R)
• M35: 64,187,360 km (0.037 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 18,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit