🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.7 AU - 0.72 AU

Year: 209 Days

Day: 17.8 Hours

Environment

Temp: 134 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,811,071 km

• M1: 60,288 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.82 AU - 1.16 AU

Year: 345 Days

Day: 12.3 Hours

Environment

Temp: 92 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.91 AU - 1.51 AU

Year: 466 Days

Day: 43.7 Hours

Environment

Temp: 30 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.4 AU - 4.08 AU

Year: 2530 Days

Day: 33.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,811,071 km

• M1: 1,099,245 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.6

Radius: 14.7

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.8 AU - 8.46 AU

Year: 6661 Days

Day: 14.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,811,071 km

• M1: 183,706 km (0.055 R)
• M2: 790,026 km (0.111 R)
• M3: 1,363,435 km (0.109 R)
• M4: 1,832,574 km (0.119 R)
• M5: 2,462,979 km (0.078 R)
• M6: 2,955,156 km (0.11 R)
• M7: 3,647,196 km (0.083 R)
• M8: 6,293,582 km (0.115 R)
• M9: 6,800,570 km (0.09 R)
• M10: 9,194,285 km (0.08 R)
• M11: 12,468,235 km (0.109 R)
• M12: 13,602,486 km (0.062 R)
• M13: 14,863,446 km (0.106 R)
• M14: 16,579,184 km (0.085 R)
• M15: 17,092,903 km (0.052 R)
• M16: 24,280,482 km (0.079 R)
• M17: 25,875,196 km (0.093 R)
• M18: 26,567,235 km (0.099 R)
• M19: 28,717,705 km (0.114 R)
• M20: 33,873,595 km (0.118 R)
• M21: 34,389,858 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.6

Radius: 8.6

Gravity: 13.27 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 10.82 AU - 14.72 AU

Year: 15965 Days

Day: 8.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,811,071 km

• M1: 106,962 km (0.078 R)
• M2: 403,316 km (0.088 R)
• M3: 1,003,802 km (0.111 R)
• M4: 1,286,542 km (0.092 R)
• M5: 1,725,013 km (0.066 R)
• M6: 2,388,928 km (0.109 R)
• M7: 3,750,568 km (0.049 R)
• M8: 4,649,651 km (0.083 R)
• M9: 5,646,422 km (0.101 R)
• M10: 6,690,316 km (0.114 R)
• M11: 9,210,591 km (0.12 R)
• M12: 9,884,679 km (0.106 R)
• M13: 11,521,280 km (0.12 R)
• M14: 12,844,772 km (0.09 R)
• M15: 17,252,524 km (0.115 R)
• M16: 19,886,045 km (0.095 R)
• M17: 21,588,618 km (0.096 R)
• M18: 21,979,817 km (0.116 R)
• M19: 22,877,254 km (0.097 R)
• M20: 29,976,122 km (0.049 R)
• M21: 32,336,328 km (0.103 R)
• M22: 34,684,266 km (0.113 R)
• M23: 36,036,481 km (0.115 R)
• M24: 40,156,556 km (0.111 R)
• M25: 41,196,112 km (0.057 R)
• M26: 44,264,963 km (0.052 R)
• M27: 45,534,151 km (0.107 R)
• M28: 46,827,425 km (0.091 R)
• M29: 51,895,352 km (0.094 R)
• M30: 52,597,564 km (0.067 R)
• M31: 55,287,334 km (0.113 R)
• M32: 59,396,189 km (0.078 R)
• M33: 62,311,552 km (0.095 R)
• M34: 66,345,309 km (0.118 R)
• M35: 68,006,294 km (0.079 R)
• M36: 70,979,552 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310

Radius: 5.6

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 13.73 AU - 16.15 AU

Year: 20202 Days

Day: 21.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,811,071 km

• M1: 69,713 km (0.082 R)
• M2: 292,613 km (0.103 R)
• M3: 1,043,595 km (0.088 R)
• M4: 1,577,659 km (0.116 R)
• M5: 1,976,487 km (0.089 R)
• M6: 2,949,621 km (0.069 R)
• M7: 4,177,670 km (0.084 R)
• M8: 4,971,885 km (0.101 R)
• M9: 5,602,889 km (0.061 R)
• M10: 6,207,414 km (0.107 R)
• M11: 7,065,507 km (0.081 R)
• M12: 7,725,084 km (0.087 R)
• M13: 8,234,166 km (0.112 R)
• M14: 9,422,422 km (0.052 R)
• M15: 13,468,446 km (0.092 R)
• M16: 14,273,582 km (0.026 R)
• M17: 14,968,613 km (0.034 R)
• M18: 15,832,092 km (0.102 R)
• M19: 16,276,099 km (0.03 R)
• M20: 18,867,732 km (0.113 R)
• M21: 20,391,087 km (0.059 R)
• M22: 26,162,274 km (0.111 R)
• M23: 26,991,645 km (0.119 R)
• M24: 28,268,462 km (0.117 R)
• M25: 29,584,924 km (0.044 R)
• M26: 31,056,518 km (0.11 R)
• M27: 32,934,121 km (0.098 R)
• M28: 33,657,277 km (0.098 R)
• M29: 35,010,390 km (0.103 R)
• M30: 35,763,615 km (0.085 R)
• M31: 39,287,094 km (0.107 R)
• M32: 47,318,704 km (0.11 R)
• M33: 47,777,521 km (0.097 R)
• M34: 55,526,092 km (0.035 R)
• M35: 57,586,055 km (0.027 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 13,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit