🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.69 AU - 0.91 AU

Year: 259 Days

Day: 27.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,142,936 km

• M1: 670,198 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.87 AU - 1.05 AU

Year: 340 Days

Day: 16.8 Hours

Environment

Temp: 87 °C

Axial Tilt: 102.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.93 AU - 1.31 AU

Year: 429 Days

Day: 41.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,142,936 km

• M1: 661,372 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.71 AU - 4.97 AU

Year: 3851 Days

Day: 31.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.1

Radius: 10.7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.56 AU - 5.68 AU

Year: 4190 Days

Day: 7.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,142,936 km

• M1: 134,788 km (0.095 R)
• M2: 470,635 km (0.044 R)
• M3: 985,401 km (0.116 R)
• M4: 2,361,552 km (0.111 R)
• M5: 2,965,030 km (0.09 R)
• M6: 3,336,033 km (0.095 R)
• M7: 4,382,619 km (0.12 R)
• M8: 4,721,608 km (0.108 R)
• M9: 5,164,717 km (0.05 R)
• M10: 5,941,130 km (0.087 R)
• M11: 6,872,377 km (0.067 R)
• M12: 7,583,266 km (0.106 R)
• M13: 8,647,355 km (0.117 R)
• M14: 9,023,444 km (0.084 R)
• M15: 9,608,073 km (0.059 R)
• M16: 10,217,684 km (0.1 R)
• M17: 10,602,749 km (0.061 R)
• M18: 11,855,033 km (0.075 R)
• M19: 13,121,229 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.4

Radius: 7

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 13.83 AU - 19.37 AU

Year: 24460 Days

Day: 19.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,142,936 km

• M1: 87,216 km (0.091 R)
• M2: 354,996 km (0.11 R)
• M3: 863,479 km (0.113 R)
• M4: 1,615,956 km (0.089 R)
• M5: 1,841,400 km (0.106 R)
• M6: 2,400,298 km (0.113 R)
• M7: 3,197,804 km (0.068 R)
• M8: 6,818,521 km (0.078 R)
• M9: 7,413,472 km (0.086 R)
• M10: 10,143,484 km (0.1 R)
• M11: 14,268,047 km (0.11 R)
• M12: 14,562,455 km (0.093 R)
• M13: 34,487,096 km (0.098 R)
• M14: 35,959,289 km (0.071 R)
• M15: 36,231,408 km (0.113 R)
• M16: 54,116,581 km (0.107 R)
• M17: 67,171,688 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.6

Radius: 5.3

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 14.89 AU - 19.57 AU

Year: 25865 Days

Day: 16.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,142,936 km

• M1: 149,747 km (0.106 R)
• M2: 336,296 km (0.114 R)
• M3: 657,333 km (0.041 R)
• M4: 1,369,718 km (0.104 R)
• M5: 1,729,202 km (0.041 R)
• M6: 1,977,385 km (0.042 R)
• M7: 2,331,184 km (0.1 R)
• M8: 2,988,965 km (0.117 R)
• M9: 4,243,493 km (0.109 R)
• M10: 4,629,905 km (0.109 R)
• M11: 5,252,980 km (0.056 R)
• M12: 6,128,426 km (0.101 R)
• M13: 6,413,261 km (0.087 R)
• M14: 12,641,469 km (0.093 R)
• M15: 19,204,627 km (0.085 R)
• M16: 20,168,635 km (0.058 R)
• M17: 22,003,453 km (0.087 R)
• M18: 26,425,865 km (0.101 R)
• M19: 29,990,484 km (0.06 R)
• M20: 32,008,559 km (0.071 R)
• M21: 33,486,436 km (0.113 R)
• M22: 36,577,427 km (0.046 R)
• M23: 37,110,445 km (0.09 R)
• M24: 41,418,265 km (0.083 R)
• M25: 43,916,250 km (0.094 R)
• M26: 61,043,262 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 57.5

Radius: 7.7

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.83 AU - 21.15 AU

Year: 26453 Days

Day: 19.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,142,936 km

• M1: 96,790 km (0.073 R)
• M2: 608,863 km (0.116 R)
• M3: 1,383,631 km (0.076 R)
• M4: 2,027,201 km (0.064 R)
• M5: 2,835,777 km (0.067 R)
• M6: 3,507,172 km (0.088 R)
• M7: 5,957,137 km (0.065 R)
• M8: 7,204,334 km (0.096 R)
• M9: 10,253,139 km (0.111 R)
• M10: 10,791,990 km (0.058 R)
• M11: 12,577,142 km (0.059 R)
• M12: 12,967,742 km (0.057 R)
• M13: 17,884,575 km (0.115 R)
• M14: 19,915,665 km (0.108 R)
• M15: 22,501,165 km (0.111 R)
• M16: 23,326,946 km (0.107 R)
• M17: 25,479,210 km (0.111 R)
• M18: 26,376,049 km (0.099 R)
• M19: 27,666,780 km (0.077 R)
• M20: 35,195,741 km (0.089 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 16,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit