🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.79 AU - 0.79 AU

Year: 258 Days

Day: 40.6 Hours

Environment

Temp: 133 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.53 AU - 2.35 AU

Year: 992 Days

Day: 33.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.74 AU - 2.88 AU

Year: 1729 Days

Day: 39.1 Hours

Environment

Temp: -104 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 9

Gravity: 8.84 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.11 AU - 5.97 AU

Year: 4154 Days

Day: 12.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,881,791 km

• M1: 111,899 km (0.097 R)
• M2: 585,825 km (0.057 R)
• M3: 1,072,168 km (0.117 R)
• M4: 1,603,240 km (0.09 R)
• M5: 2,123,991 km (0.064 R)
• M6: 2,702,486 km (0.097 R)
• M7: 5,427,710 km (0.096 R)
• M8: 10,601,552 km (0.095 R)
• M9: 11,533,098 km (0.112 R)
• M10: 15,810,251 km (0.039 R)
• M11: 16,093,889 km (0.093 R)
• M12: 18,929,516 km (0.054 R)
• M13: 19,443,235 km (0.059 R)
• M14: 20,565,967 km (0.111 R)
• M15: 24,645,800 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.3

Radius: 11.8

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.39 AU - 7.03 AU

Year: 5009 Days

Day: 13.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,881,791 km

• M1: 151,243 km (0.054 R)
• M2: 537,206 km (0.117 R)
• M3: 1,105,827 km (0.073 R)
• M4: 2,166,177 km (0.099 R)
• M5: 3,253,903 km (0.11 R)
• M6: 3,920,063 km (0.051 R)
• M7: 5,320,299 km (0.072 R)
• M8: 7,645,349 km (0.044 R)
• M9: 9,015,815 km (0.087 R)
• M10: 10,190,158 km (0.084 R)
• M11: 10,687,571 km (0.091 R)
• M12: 11,238,390 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.2

Radius: 7.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 15.19 AU - 16.49 AU

Year: 23142 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,881,791 km

• M1: 137,780 km (0.076 R)
• M2: 622,178 km (0.104 R)
• M3: 876,344 km (0.082 R)
• M4: 1,144,125 km (0.118 R)
• M5: 1,725,761 km (0.077 R)
• M6: 2,590,736 km (0.106 R)
• M7: 5,207,053 km (0.094 R)
• M8: 6,397,852 km (0.118 R)
• M9: 7,633,231 km (0.066 R)
• M10: 8,284,880 km (0.045 R)
• M11: 9,163,019 km (0.114 R)
• M12: 11,103,154 km (0.074 R)
• M13: 24,915,825 km (0.117 R)
• M14: 27,328,389 km (0.066 R)
• M15: 32,949,679 km (0.044 R)
• M16: 46,552,763 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.5

Radius: 5.2

Gravity: 18.92 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.18 AU - 20.58 AU

Year: 27754 Days

Day: 17 Hours

Environment

Temp: -199 °C

Axial Tilt: 133.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,881,791 km

• M1: 64,925 km (0.069 R)
• M2: 337,194 km (0.061 R)
• M3: 508,932 km (0.102 R)
• M4: 1,643,632 km (0.109 R)
• M5: 1,948,512 km (0.043 R)
• M6: 2,267,754 km (0.118 R)
• M7: 2,523,566 km (0.092 R)
• M8: 2,798,378 km (0.067 R)
• M9: 3,378,518 km (0.09 R)
• M10: 3,839,429 km (0.108 R)
• M11: 4,848,317 km (0.097 R)
• M12: 5,273,624 km (0.084 R)
• M13: 6,198,289 km (0.07 R)
• M14: 9,794,621 km (0.076 R)
• M15: 10,473,197 km (0.1 R)
• M16: 10,663,635 km (0.073 R)
• M17: 11,051,393 km (0.111 R)
• M18: 11,515,446 km (0.073 R)
• M19: 12,696,820 km (0.04 R)
• M20: 13,205,902 km (0.111 R)
• M21: 13,502,853 km (0.057 R)
• M22: 15,216,347 km (0.088 R)
• M23: 15,957,455 km (0.097 R)
• M24: 16,464,592 km (0.12 R)
• M25: 18,694,049 km (0.076 R)
• M26: 26,340,295 km (0.117 R)
• M27: 28,625,702 km (0.083 R)
• M28: 30,520,658 km (0.071 R)
• M29: 38,938,531 km (0.062 R)
• M30: 41,577,587 km (0.095 R)
• M31: 42,375,841 km (0.087 R)
• M32: 43,838,459 km (0.06 R)
• M33: 52,581,258 km (0.085 R)
• M34: 61,176,852 km (0.053 R)
• M35: 64,947,467 km (0.057 R)
• M36: 85,367,875 km (0.047 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: 452 - 13,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit