🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.57 AU - 0.81 AU

Year: 204 Days

Day: 35.2 Hours

Environment

Temp: 150 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.65 AU - 0.91 AU

Year: 246 Days

Day: 26.1 Hours

Environment

Temp: 171 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,728,823 km

• M1: 21,991 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.72 AU - 2.22 AU

Year: 986 Days

Day: 29.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.6 AU - 3.68 AU

Year: 1983 Days

Day: 47.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.8

Radius: 13.9

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.34 AU - 8.36 AU

Year: 6390 Days

Day: 14.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,728,823 km

• M1: 172,935 km (0.051 R)
• M2: 714,180 km (0.087 R)
• M3: 1,188,106 km (0.09 R)
• M4: 1,866,084 km (0.046 R)
• M5: 2,328,341 km (0.046 R)
• M6: 2,830,691 km (0.082 R)
• M7: 4,873,151 km (0.106 R)
• M8: 5,613,959 km (0.113 R)
• M9: 6,461,730 km (0.108 R)
• M10: 7,612,138 km (0.088 R)
• M11: 9,226,449 km (0.11 R)
• M12: 10,137,051 km (0.107 R)
• M13: 11,394,720 km (0.106 R)
• M14: 13,609,217 km (0.069 R)
• M15: 14,963,078 km (0.114 R)
• M16: 15,672,920 km (0.11 R)
• M17: 16,842,626 km (0.092 R)
• M18: 18,402,483 km (0.06 R)
• M19: 20,127,646 km (0.119 R)
• M20: 23,186,922 km (0.062 R)
• M21: 26,202,815 km (0.105 R)
• M22: 33,500,648 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.8

Radius: 12.3

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.94 AU - 8.62 AU

Year: 7735 Days

Day: 11.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,728,823 km

• M1: 153,039 km (0.113 R)
• M2: 675,434 km (0.091 R)
• M3: 1,110,315 km (0.083 R)
• M4: 2,422,289 km (0.118 R)
• M5: 3,059,725 km (0.071 R)
• M6: 3,536,942 km (0.116 R)
• M7: 4,817,799 km (0.087 R)
• M8: 5,630,116 km (0.055 R)
• M9: 6,315,573 km (0.07 R)
• M10: 8,019,493 km (0.098 R)
• M11: 9,674,644 km (0.068 R)
• M12: 10,507,006 km (0.116 R)
• M13: 11,654,572 km (0.119 R)
• M14: 12,999,905 km (0.102 R)
• M15: 13,530,230 km (0.037 R)
• M16: 15,208,269 km (0.078 R)
• M17: 16,606,411 km (0.11 R)
• M18: 21,395,487 km (0.092 R)
• M19: 22,469,750 km (0.116 R)
• M20: 24,725,835 km (0.107 R)
• M21: 25,816,553 km (0.062 R)
• M22: 40,759,436 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.9

Radius: 11.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.92 AU - 8.4 AU

Year: 8309 Days

Day: 14.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 100,728,823 km

• M1: 141,071 km (0.062 R)
• M2: 1,168,659 km (0.074 R)
• M3: 1,911,562 km (0.07 R)
• M4: 3,180,750 km (0.054 R)
• M5: 3,891,340 km (0.078 R)
• M6: 7,502,483 km (0.067 R)
• M7: 9,004,146 km (0.07 R)
• M8: 11,692,121 km (0.067 R)
• M9: 14,085,986 km (0.069 R)
• M10: 15,339,317 km (0.115 R)
• M11: 17,548,279 km (0.114 R)
• M12: 21,911,002 km (0.104 R)
• M13: 27,205,270 km (0.08 R)
• M14: 28,251,707 km (0.105 R)
• M15: 29,597,191 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.9

Radius: 12.2

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 7.66 AU - 9.22 AU

Year: 8740 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,728,823 km

• M1: 151,692 km (0.109 R)
• M2: 620,083 km (0.093 R)
• M3: 1,091,167 km (0.104 R)
• M4: 2,351,978 km (0.064 R)
• M5: 3,009,909 km (0.108 R)
• M6: 3,444,790 km (0.03 R)
• M7: 5,451,795 km (0.084 R)
• M8: 8,068,561 km (0.108 R)
• M9: 8,954,629 km (0.079 R)
• M10: 9,483,458 km (0.098 R)
• M11: 10,829,091 km (0.096 R)
• M12: 11,429,876 km (0.111 R)
• M13: 12,199,706 km (0.118 R)
• M14: 12,647,752 km (0.098 R)
• M15: 13,789,333 km (0.055 R)
• M16: 14,385,331 km (0.108 R)
• M17: 15,340,214 km (0.053 R)
• M18: 18,458,881 km (0.074 R)
• M19: 19,183,234 km (0.094 R)
• M20: 19,994,803 km (0.098 R)
• M21: 20,548,614 km (0.069 R)
• M22: 22,791,535 km (0.04 R)
• M23: 23,395,910 km (0.083 R)
• M24: 24,400,759 km (0.082 R)
• M25: 26,579,502 km (0.07 R)
• M26: 27,164,879 km (0.115 R)
• M27: 30,041,347 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.7

Radius: 6.5

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 17.66 AU - 23.04 AU

Year: 32722 Days

Day: 21.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 100,728,823 km

• M1: 80,932 km (0.12 R)
• M2: 291,865 km (0.094 R)
• M3: 898,186 km (0.114 R)
• M4: 1,242,560 km (0.088 R)
• M5: 1,542,952 km (0.108 R)
• M6: 1,911,711 km (0.112 R)
• M7: 2,173,956 km (0.102 R)
• M8: 4,621,826 km (0.111 R)
• M9: 6,766,910 km (0.119 R)
• M10: 10,530,344 km (0.049 R)
• M11: 10,867,537 km (0.114 R)
• M12: 12,362,319 km (0.098 R)
• M13: 15,235,346 km (0.103 R)
• M14: 15,579,721 km (0.082 R)
• M15: 18,917,100 km (0.07 R)
• M16: 22,368,771 km (0.119 R)
• M17: 27,848,990 km (0.092 R)
• M18: 33,577,691 km (0.099 R)
• M19: 33,868,659 km (0.097 R)
• M20: 35,498,378 km (0.03 R)
• M21: 36,103,801 km (0.068 R)
• M22: 36,409,130 km (0.109 R)
• M23: 42,882,230 km (0.101 R)
• M24: 47,660,086 km (0.119 R)
• M25: 48,396,706 km (0.058 R)
• M26: 51,612,612 km (0.113 R)
• M27: 54,766,733 km (0.094 R)
• M28: 58,887,107 km (0.106 R)
• M29: 61,673,368 km (0.12 R)
• M30: 63,430,993 km (0.109 R)
• M31: 64,770,941 km (0.105 R)
• M32: 66,357,875 km (0.092 R)
• M33: 71,513,916 km (0.066 R)
• M34: 73,208,860 km (0.068 R)
• M35: 75,427,246 km (0.038 R)
• M36: 80,776,866 km (0.088 R)
• M37: 86,646,638 km (0.062 R)
• M38: 88,019,348 km (0.068 R)
• M39: 89,965,167 km (0.097 R)
• M40: 90,245,514 km (0.106 R)
• M41: 90,526,309 km (0.05 R)
• M42: 91,655,773 km (0.03 R)
• M43: 100,728,884 km (0.065 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 18,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit