🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.55 AU - 0.65 AU

Year: 177 Days

Day: 29.6 Hours

Environment

Temp: 175 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.6 AU - 0.6 AU

Year: 177 Days

Day: 24.2 Hours

Environment

Temp: 197 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,325,650 km

• M1: 57,745 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.99 AU - 1.23 AU

Year: 445 Days

Day: 15.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.87 AU - 2.47 AU

Year: 1217 Days

Day: 12.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.91 AU - 2.83 AU

Year: 1389 Days

Day: 29.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.97 AU - 4.55 AU

Year: 2776 Days

Day: 26.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.81 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 11.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.7

Radius: 6.5

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.93 AU - 13.79 AU

Year: 15553 Days

Day: 20 Hours

Environment

Temp: -179 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 91,325,650 km

• M1: 80,783 km (0.111 R)
• M2: 436,078 km (0.08 R)
• M3: 965,953 km (0.077 R)
• M4: 1,292,226 km (0.082 R)
• M5: 1,601,744 km (0.101 R)
• M6: 2,257,731 km (0.093 R)
• M7: 2,857,619 km (0.098 R)
• M8: 3,409,934 km (0.118 R)
• M9: 4,368,707 km (0.09 R)
• M10: 4,634,093 km (0.115 R)
• M11: 5,361,737 km (0.068 R)
• M12: 5,982,419 km (0.115 R)
• M13: 6,649,925 km (0.081 R)
• M14: 7,914,326 km (0.051 R)
• M15: 8,903,616 km (0.088 R)
• M16: 11,621,511 km (0.042 R)
• M17: 12,189,833 km (0.099 R)
• M18: 13,443,613 km (0.064 R)
• M19: 15,313,137 km (0.116 R)
• M20: 20,855,888 km (0.064 R)
• M21: 21,188,743 km (0.088 R)
• M22: 22,208,552 km (0.118 R)
• M23: 24,437,560 km (0.074 R)
• M24: 26,035,714 km (0.056 R)
• M25: 30,493,581 km (0.071 R)
• M26: 32,012,149 km (0.102 R)
• M27: 34,964,912 km (0.081 R)
• M28: 38,842,040 km (0.093 R)
• M29: 40,624,798 km (0.119 R)
• M30: 42,328,568 km (0.049 R)
• M31: 45,458,455 km (0.108 R)
• M32: 47,724,563 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.3

Radius: 6.1

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.19 AU - 16.27 AU

Year: 18325 Days

Day: 16.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 91,325,650 km

• M1: 81,232 km (0.115 R)
• M2: 306,077 km (0.086 R)
• M3: 979,866 km (0.088 R)
• M4: 1,248,394 km (0.087 R)
• M5: 1,449,454 km (0.095 R)
• M6: 1,751,342 km (0.116 R)
• M7: 3,199,599 km (0.079 R)
• M8: 4,431,538 km (0.077 R)
• M9: 4,648,305 km (0.114 R)
• M10: 5,913,903 km (0.103 R)
• M11: 6,177,046 km (0.088 R)
• M12: 6,767,060 km (0.053 R)
• M13: 7,054,886 km (0.112 R)
• M14: 8,150,391 km (0.111 R)
• M15: 9,558,107 km (0.116 R)
• M16: 10,079,007 km (0.086 R)
• M17: 14,537,771 km (0.052 R)
• M18: 15,086,945 km (0.119 R)
• M19: 15,437,154 km (0.108 R)
• M20: 15,721,091 km (0.032 R)
• M21: 17,042,638 km (0.113 R)
• M22: 18,675,948 km (0.095 R)
• M23: 19,406,883 km (0.065 R)
• M24: 20,326,012 km (0.113 R)
• M25: 21,981,163 km (0.05 R)
• M26: 23,630,330 km (0.105 R)
• M27: 25,955,081 km (0.087 R)
• M28: 35,905,434 km (0.119 R)
• M29: 40,696,904 km (0.108 R)
• M30: 44,307,748 km (0.085 R)
• M31: 49,960,602 km (0.091 R)
• M32: 50,894,841 km (0.115 R)
• M33: 51,524,199 km (0.031 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.4

Radius: 6.3

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.87 AU - 17.01 AU

Year: 24234 Days

Day: 24.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,325,650 km

• M1: 96,939 km (0.114 R)
• M2: 410,048 km (0.108 R)
• M3: 702,512 km (0.115 R)
• M4: 931,845 km (0.112 R)
• M5: 1,130,062 km (0.073 R)
• M6: 1,530,237 km (0.068 R)
• M7: 1,827,936 km (0.081 R)
• M8: 2,634,718 km (0.109 R)
• M9: 6,025,054 km (0.104 R)
• M10: 9,888,868 km (0.111 R)
• M11: 20,721,848 km (0.106 R)
• M12: 32,990,968 km (0.088 R)
• M13: 35,280,115 km (0.03 R)
• M14: 38,982,662 km (0.109 R)
• M15: 43,250,839 km (0.11 R)
• M16: 60,827,691 km (0.088 R)
• M17: 66,334,837 km (0.052 R)
• M18: 69,316,921 km (0.043 R)
• M19: 72,833,219 km (0.054 R)
• M20: 73,280,966 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.8

Radius: 7.2

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.19 AU - 20.51 AU

Year: 31165 Days

Day: 24.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 77.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,325,650 km

• M1: 89,609 km (0.084 R)
• M2: 422,764 km (0.11 R)
• M3: 676,631 km (0.045 R)
• M4: 910,602 km (0.116 R)
• M5: 1,214,136 km (0.106 R)
• M6: 1,656,348 km (0.041 R)
• M7: 3,163,995 km (0.115 R)
• M8: 3,398,116 km (0.117 R)
• M9: 3,707,185 km (0.045 R)
• M10: 4,034,954 km (0.117 R)
• M11: 4,939,422 km (0.113 R)
• M12: 6,563,457 km (0.107 R)
• M13: 7,142,850 km (0.117 R)
• M14: 7,394,174 km (0.118 R)
• M15: 8,912,293 km (0.065 R)
• M16: 9,622,584 km (0.082 R)
• M17: 11,088,344 km (0.054 R)
• M18: 14,139,093 km (0.084 R)
• M19: 18,922,934 km (0.099 R)
• M20: 21,311,862 km (0.096 R)
• M21: 27,653,017 km (0.091 R)
• M22: 28,024,468 km (0.038 R)
• M23: 29,543,186 km (0.03 R)
• M24: 29,931,243 km (0.05 R)
• M25: 34,427,856 km (0.049 R)
• M26: 35,728,011 km (0.095 R)
• M27: 39,043,548 km (0.095 R)
• M28: 45,932,081 km (0.095 R)
• M29: 47,683,723 km (0.062 R)
• M30: 51,880,990 km (0.119 R)
• M31: 55,725,356 km (0.071 R)
• M32: 60,792,386 km (0.108 R)
• M33: 66,822,676 km (0.065 R)
• M34: 88,347,865 km (0.112 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 18,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit