🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.42 AU - 0.66 AU

Year: 147 Days

Day: 38.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.67 AU - 0.79 AU

Year: 231 Days

Day: 38.7 Hours

Environment

Temp: 178 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.1 AU - 1.6 AU

Year: 582 Days

Day: 37.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,073,530 km

• M1: 664,514 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.36 AU - 3.28 AU

Year: 1756 Days

Day: 33.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.2

Radius: 11.6

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.75 AU - 14.15 AU

Year: 15320 Days

Day: 10.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,073,530 km

• M1: 144,362 km (0.052 R)
• M2: 531,521 km (0.09 R)
• M3: 1,254,827 km (0.11 R)
• M4: 1,749,996 km (0.083 R)
• M5: 2,414,958 km (0.093 R)
• M6: 3,067,804 km (0.083 R)
• M7: 3,503,133 km (0.097 R)
• M8: 4,759,157 km (0.073 R)
• M9: 5,345,431 km (0.084 R)
• M10: 8,379,126 km (0.09 R)
• M11: 8,775,112 km (0.11 R)
• M12: 9,183,664 km (0.098 R)
• M13: 9,551,375 km (0.103 R)
• M14: 15,645,095 km (0.071 R)
• M15: 22,285,296 km (0.087 R)
• M16: 23,728,915 km (0.095 R)
• M17: 35,367,629 km (0.03 R)
• M18: 36,143,594 km (0.083 R)
• M19: 36,930,927 km (0.083 R)
• M20: 37,729,780 km (0.113 R)
• M21: 39,086,483 km (0.12 R)
• M22: 44,091,579 km (0.093 R)
• M23: 46,515,812 km (0.062 R)
• M24: 56,223,517 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.8

Radius: 4.5

Gravity: 36.09 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 12.87 AU - 14.31 AU

Year: 18579 Days

Day: 20.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 80.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,073,530 km

• M1: 56,698 km (0.075 R)
• M2: 780,901 km (0.092 R)
• M3: 1,878,650 km (0.093 R)
• M4: 2,886,790 km (0.103 R)
• M5: 3,564,768 km (0.114 R)
• M6: 4,511,423 km (0.118 R)
• M7: 6,102,396 km (0.111 R)
• M8: 7,735,257 km (0.092 R)
• M9: 11,573,938 km (0.117 R)
• M10: 14,117,551 km (0.069 R)
• M11: 16,927,448 km (0.087 R)
• M12: 17,429,349 km (0.091 R)
• M13: 24,672,728 km (0.109 R)
• M14: 27,205,869 km (0.077 R)
• M15: 34,887,121 km (0.06 R)
• M16: 48,594,774 km (0.108 R)
• M17: 51,673,947 km (0.093 R)
• M18: 52,551,787 km (0.077 R)
• M19: 59,359,089 km (0.026 R)
• M20: 64,276,670 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.5

Radius: 5.7

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.94 AU - 14.44 AU

Year: 18785 Days

Day: 20.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 91,073,530 km

• M1: 71,209 km (0.114 R)
• M2: 1,402,480 km (0.116 R)
• M3: 2,413,911 km (0.051 R)
• M4: 2,809,448 km (0.103 R)
• M5: 4,233,470 km (0.106 R)
• M6: 6,204,272 km (0.043 R)
• M7: 10,678,446 km (0.072 R)
• M8: 11,833,790 km (0.089 R)
• M9: 16,683,454 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.9

Radius: 6.6

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 15.53 AU - 20.55 AU

Year: 28416 Days

Day: 17.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 91,073,530 km

• M1: 89,310 km (0.078 R)
• M2: 586,573 km (0.117 R)
• M3: 961,316 km (0.098 R)
• M4: 1,262,905 km (0.105 R)
• M5: 1,699,881 km (0.119 R)
• M6: 2,079,560 km (0.102 R)
• M7: 2,370,827 km (0.069 R)
• M8: 2,689,171 km (0.113 R)
• M9: 3,120,013 km (0.083 R)
• M10: 4,804,036 km (0.108 R)
• M11: 5,356,053 km (0.107 R)
• M12: 6,445,574 km (0.054 R)
• M13: 6,775,437 km (0.112 R)
• M14: 7,067,153 km (0.082 R)
• M15: 8,373,741 km (0.119 R)
• M16: 9,772,331 km (0.1 R)
• M17: 11,051,393 km (0.095 R)
• M18: 14,330,578 km (0.113 R)
• M19: 16,061,575 km (0.096 R)
• M20: 18,112,562 km (0.097 R)
• M21: 20,735,462 km (0.068 R)
• M22: 37,253,759 km (0.038 R)
• M23: 39,867,683 km (0.041 R)
• M24: 45,629,295 km (0.068 R)
• M25: 46,495,168 km (0.071 R)
• M26: 52,675,953 km (0.063 R)
• M27: 53,628,742 km (0.085 R)
• M28: 58,769,075 km (0.083 R)
• M29: 59,382,576 km (0.115 R)
• M30: 63,796,760 km (0.066 R)
• M31: 70,474,958 km (0.11 R)
• M32: 72,800,457 km (0.096 R)
• M33: 73,035,775 km (0.118 R)
• M34: 76,627,021 km (0.098 R)
• M35: 88,638,833 km (0.034 R)
• M36: 89,445,464 km (0.069 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 10,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit