🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.07 AU - 1.29 AU

Year: 488 Days

Day: 28.2 Hours

Environment

Temp: -10 °C

Axial Tilt: 74.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.85 AU - 2.29 AU

Year: 1134 Days

Day: 44.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.63 AU - 2.87 AU

Year: 1737 Days

Day: 25.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.3

Radius: 8.2

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.9 AU - 8.34 AU

Year: 8811 Days

Day: 8.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,121,886 km

• M1: 102,026 km (0.054 R)
• M2: 538,702 km (0.081 R)
• M3: 893,398 km (0.106 R)
• M4: 2,009,847 km (0.078 R)
• M5: 2,530,897 km (0.119 R)
• M6: 2,926,134 km (0.049 R)
• M7: 3,385,101 km (0.059 R)
• M8: 4,364,368 km (0.116 R)
• M9: 4,994,175 km (0.087 R)
• M10: 5,650,461 km (0.113 R)
• M11: 6,257,679 km (0.099 R)
• M12: 6,796,381 km (0.1 R)
• M13: 7,326,556 km (0.082 R)
• M14: 7,641,758 km (0.116 R)
• M15: 11,787,115 km (0.064 R)
• M16: 13,350,712 km (0.116 R)
• M17: 15,174,310 km (0.081 R)
• M18: 15,882,656 km (0.11 R)
• M19: 16,145,649 km (0.042 R)
• M20: 16,545,674 km (0.095 R)
• M21: 18,069,029 km (0.046 R)
• M22: 22,037,262 km (0.086 R)
• M23: 31,644,438 km (0.117 R)
• M24: 32,481,737 km (0.025 R)
• M25: 36,319,670 km (0.095 R)
• M26: 37,702,104 km (0.095 R)
• M27: 39,000,015 km (0.025 R)
• M28: 40,817,330 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.7

Radius: 8.4

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.98 AU - 11.22 AU

Year: 12223 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,121,886 km

• M1: 104,419 km (0.07 R)
• M2: 576,251 km (0.028 R)
• M3: 940,971 km (0.093 R)
• M4: 1,290,880 km (0.109 R)
• M5: 1,552,676 km (0.041 R)
• M6: 2,133,565 km (0.103 R)
• M7: 2,663,889 km (0.049 R)
• M8: 3,350,544 km (0.1 R)
• M9: 4,262,043 km (0.082 R)
• M10: 4,729,985 km (0.116 R)
• M11: 5,462,566 km (0.079 R)
• M12: 5,734,386 km (0.077 R)
• M13: 6,796,530 km (0.091 R)
• M14: 7,898,468 km (0.1 R)
• M15: 9,793,125 km (0.089 R)
• M16: 10,195,394 km (0.081 R)
• M17: 15,921,253 km (0.12 R)
• M18: 16,548,217 km (0.113 R)
• M19: 17,047,276 km (0.051 R)
• M20: 18,911,564 km (0.113 R)
• M21: 19,300,070 km (0.097 R)
• M22: 23,040,765 km (0.098 R)
• M23: 23,484,023 km (0.081 R)
• M24: 28,845,761 km (0.119 R)
• M25: 33,477,759 km (0.027 R)
• M26: 35,320,805 km (0.094 R)
• M27: 37,230,422 km (0.115 R)
• M28: 40,994,753 km (0.071 R)
• M29: 46,963,260 km (0.105 R)
• M30: 48,251,596 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.3

Radius: 3.6

Gravity: 23.87 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 10.75 AU - 13.33 AU

Year: 15909 Days

Day: 20 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,121,886 km

• M1: 44,730 km (0.095 R)
• M2: 220,657 km (0.083 R)
• M3: 416,032 km (0.103 R)
• M4: 670,049 km (0.117 R)
• M5: 884,722 km (0.103 R)
• M6: 1,074,711 km (0.051 R)
• M7: 1,451,399 km (0.113 R)
• M8: 1,779,467 km (0.118 R)
• M9: 2,400,298 km (0.098 R)
• M10: 2,946,779 km (0.114 R)
• M11: 7,289,904 km (0.117 R)
• M12: 7,711,770 km (0.1 R)
• M13: 9,763,355 km (0.093 R)
• M14: 10,017,223 km (0.107 R)
• M15: 11,132,176 km (0.102 R)
• M16: 12,386,255 km (0.068 R)
• M17: 18,422,978 km (0.112 R)
• M18: 18,577,512 km (0.087 R)
• M19: 20,581,525 km (0.107 R)
• M20: 29,193,875 km (0.108 R)
• M21: 30,793,226 km (0.098 R)
• M22: 36,423,342 km (0.103 R)
• M23: 42,030,419 km (0.035 R)
• M24: 43,653,706 km (0.116 R)
• M25: 45,178,108 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.8

Radius: 7.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.61 AU - 18.21 AU

Year: 28863 Days

Day: 18.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,121,886 km

• M1: 89,460 km (0.027 R)
• M2: 488,736 km (0.088 R)
• M3: 924,814 km (0.108 R)
• M4: 1,875,060 km (0.093 R)
• M5: 2,758,286 km (0.081 R)
• M6: 3,668,888 km (0.073 R)
• M7: 6,930,121 km (0.11 R)
• M8: 7,831,748 km (0.091 R)
• M9: 8,417,423 km (0.074 R)
• M10: 9,258,612 km (0.062 R)
• M11: 17,190,441 km (0.108 R)
• M12: 18,759,423 km (0.081 R)
• M13: 26,084,782 km (0.115 R)
• M14: 26,730,896 km (0.097 R)
• M15: 29,422,012 km (0.064 R)
• M16: 39,287,692 km (0.078 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 14,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit