🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.61 AU - 0.65 AU

Year: 210 Days

Day: 24.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.2 AU - 1.22 AU

Year: 558 Days

Day: 16.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,256,295 km

• M1: 827,575 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.47 AU - 1.47 AU

Year: 747 Days

Day: 44.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 12.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.05 AU - 4.63 AU

Year: 3788 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,256,295 km

• M1: 157,975 km (0.044 R)
• M2: 708,496 km (0.094 R)
• M3: 1,193,193 km (0.043 R)
• M4: 1,687,015 km (0.084 R)
• M5: 2,204,175 km (0.029 R)
• M6: 3,524,975 km (0.053 R)
• M7: 5,931,705 km (0.083 R)
• M8: 6,802,215 km (0.108 R)
• M9: 7,332,240 km (0.093 R)
• M10: 7,957,260 km (0.077 R)
• M11: 9,427,209 km (0.059 R)
• M12: 9,968,604 km (0.093 R)
• M13: 12,073,446 km (0.071 R)
• M14: 14,765,609 km (0.077 R)
• M15: 16,582,924 km (0.093 R)
• M16: 18,425,521 km (0.046 R)
• M17: 23,133,665 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.9

Radius: 8.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.37 AU - 6.97 AU

Year: 7217 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,256,295 km

• M1: 112,647 km (0.08 R)
• M2: 397,781 km (0.108 R)
• M3: 684,560 km (0.11 R)
• M4: 1,042,847 km (0.069 R)
• M5: 1,386,922 km (0.102 R)
• M6: 2,091,977 km (0.059 R)
• M7: 2,525,511 km (0.064 R)
• M8: 2,828,597 km (0.112 R)
• M9: 3,277,390 km (0.035 R)
• M10: 4,293,459 km (0.08 R)
• M11: 4,914,739 km (0.108 R)
• M12: 5,895,951 km (0.097 R)
• M13: 7,281,676 km (0.093 R)
• M14: 7,604,957 km (0.086 R)
• M15: 9,493,630 km (0.116 R)
• M16: 10,960,886 km (0.081 R)
• M17: 12,119,073 km (0.078 R)
• M18: 14,283,156 km (0.104 R)
• M19: 15,019,925 km (0.105 R)
• M20: 15,961,345 km (0.081 R)
• M21: 16,385,305 km (0.093 R)
• M22: 20,760,744 km (0.109 R)
• M23: 22,226,504 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.8

Radius: 15

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.65 AU - 6.83 AU

Year: 7331 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,256,295 km

• M1: 186,549 km (0.068 R)
• M2: 671,096 km (0.101 R)
• M3: 1,209,349 km (0.118 R)
• M4: 1,755,830 km (0.07 R)
• M5: 2,989,414 km (0.109 R)
• M6: 3,806,817 km (0.101 R)
• M7: 7,720,896 km (0.053 R)
• M8: 8,930,993 km (0.038 R)
• M9: 10,721,530 km (0.085 R)
• M10: 12,637,131 km (0.026 R)
• M11: 17,137,782 km (0.104 R)
• M12: 19,191,013 km (0.064 R)
• M13: 27,981,085 km (0.111 R)
• M14: 31,486,163 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.6

Radius: 14.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.66 AU - 10.82 AU

Year: 10826 Days

Day: 9 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,256,295 km

• M1: 184,005 km (0.095 R)
• M2: 1,164,320 km (0.112 R)
• M3: 1,927,569 km (0.107 R)
• M4: 3,154,570 km (0.089 R)
• M5: 4,740,906 km (0.095 R)
• M6: 14,428,864 km (0.091 R)
• M7: 22,467,057 km (0.043 R)
• M8: 27,288,447 km (0.093 R)
• M9: 31,631,722 km (0.075 R)
• M10: 32,346,351 km (0.09 R)
• M11: 35,861,751 km (0.062 R)
• M12: 38,921,476 km (0.028 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.2

Radius: 5.5

Gravity: 30.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 8.33 AU - 12.91 AU

Year: 14500 Days

Day: 15.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,256,295 km

• M1: 72,705 km (0.051 R)
• M2: 377,136 km (0.115 R)
• M3: 1,161,328 km (0.068 R)
• M4: 1,534,126 km (0.09 R)
• M5: 2,078,962 km (0.076 R)
• M6: 2,300,666 km (0.082 R)
• M7: 3,191,072 km (0.109 R)
• M8: 3,514,802 km (0.028 R)
• M9: 4,618,535 km (0.084 R)
• M10: 5,140,332 km (0.104 R)
• M11: 6,509,901 km (0.047 R)
• M12: 7,075,381 km (0.086 R)
• M13: 7,768,019 km (0.096 R)
• M14: 8,454,075 km (0.119 R)
• M15: 10,230,250 km (0.118 R)
• M16: 10,403,186 km (0.051 R)
• M17: 14,792,537 km (0.025 R)
• M18: 15,237,142 km (0.091 R)
• M19: 17,843,585 km (0.119 R)
• M20: 20,640,766 km (0.049 R)
• M21: 21,009,824 km (0.11 R)
• M22: 22,724,964 km (0.096 R)
• M23: 26,107,970 km (0.094 R)
• M24: 27,862,903 km (0.113 R)
• M25: 29,812,013 km (0.094 R)
• M26: 34,364,875 km (0.075 R)
• M27: 35,013,531 km (0.086 R)
• M28: 35,935,353 km (0.086 R)
• M29: 37,280,238 km (0.118 R)
• M30: 37,827,467 km (0.118 R)
• M31: 40,500,183 km (0.056 R)
• M32: 51,600,644 km (0.117 R)
• M33: 67,154,335 km (0.065 R)
• M34: 67,558,548 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828.9

Radius: 3.3

Gravity: 76.12 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 11.14 AU - 11.34 AU

Year: 15788 Days

Day: 20.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,256,295 km

• M1: 40,990 km (0.118 R)
• M2: 222,901 km (0.053 R)
• M3: 637,287 km (0.103 R)
• M4: 883,226 km (0.116 R)
• M5: 1,202,318 km (0.077 R)
• M6: 1,496,278 km (0.075 R)
• M7: 2,024,209 km (0.064 R)
• M8: 2,461,184 km (0.082 R)
• M9: 2,834,132 km (0.12 R)
• M10: 3,137,666 km (0.101 R)
• M11: 3,691,028 km (0.117 R)
• M12: 3,990,972 km (0.062 R)
• M13: 4,504,093 km (0.084 R)
• M14: 5,896,998 km (0.107 R)
• M15: 8,435,974 km (0.058 R)
• M16: 14,547,495 km (0.06 R)
• M17: 21,139,376 km (0.112 R)
• M18: 21,804,488 km (0.034 R)
• M19: 25,129,301 km (0.089 R)
• M20: 25,875,495 km (0.119 R)
• M21: 27,975,101 km (0.104 R)
• M22: 30,305,088 km (0.099 R)
• M23: 33,395,181 km (0.112 R)
• M24: 33,522,938 km (0.027 R)
• M25: 34,557,108 km (0.108 R)
• M26: 34,818,904 km (0.066 R)
• M27: 38,343,879 km (0.067 R)
• M28: 39,760,571 km (0.107 R)
• M29: 41,358,875 km (0.107 R)
• M30: 49,662,604 km (0.109 R)
• M31: 51,856,456 km (0.104 R)
• M32: 53,762,632 km (0.108 R)
• M33: 55,535,367 km (0.031 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 17,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit