🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.21 AU - 1.21 AU

Year: 472 Days

Day: 41.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.08 AU - 1.38 AU

Year: 484 Days

Day: 19.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.26 AU - 2.38 AU

Year: 1254 Days

Day: 43.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.01 AU - 3.29 AU

Year: 1983 Days

Day: 36.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.12 AU - 5.08 AU

Year: 2945 Days

Day: 26.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128

Radius: 10.5

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.12 AU - 7.64 AU

Year: 6402 Days

Day: 7.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,333,989 km

• M1: 132,394 km (0.111 R)
• M2: 593,904 km (0.117 R)
• M3: 1,197,082 km (0.094 R)
• M4: 1,783,955 km (0.098 R)
• M5: 2,893,223 km (0.091 R)
• M6: 3,797,841 km (0.034 R)
• M7: 4,305,576 km (0.049 R)
• M8: 5,432,497 km (0.097 R)
• M9: 5,892,511 km (0.109 R)
• M10: 9,839,650 km (0.086 R)
• M11: 10,799,620 km (0.108 R)
• M12: 12,683,356 km (0.1 R)
• M13: 13,866,526 km (0.072 R)
• M14: 15,421,895 km (0.069 R)
• M15: 20,053,894 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.4

Radius: 9.8

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.01 AU - 8.43 AU

Year: 6882 Days

Day: 6.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,333,989 km

• M1: 122,820 km (0.112 R)
• M2: 448,494 km (0.111 R)
• M3: 755,918 km (0.092 R)
• M4: 1,191,697 km (0.08 R)
• M5: 1,558,810 km (0.084 R)
• M6: 2,695,903 km (0.077 R)
• M7: 3,383,305 km (0.097 R)
• M8: 3,732,467 km (0.116 R)
• M9: 6,223,421 km (0.118 R)
• M10: 6,571,386 km (0.114 R)
• M11: 8,426,250 km (0.11 R)
• M12: 9,027,334 km (0.1 R)
• M13: 10,557,571 km (0.11 R)
• M14: 11,256,342 km (0.115 R)
• M15: 11,669,232 km (0.085 R)
• M16: 13,194,981 km (0.083 R)
• M17: 16,112,887 km (0.12 R)
• M18: 17,446,702 km (0.083 R)
• M19: 17,930,502 km (0.089 R)
• M20: 19,288,850 km (0.083 R)
• M21: 19,806,160 km (0.052 R)
• M22: 20,181,351 km (0.1 R)
• M23: 21,413,888 km (0.105 R)
• M24: 23,438,994 km (0.109 R)
• M25: 24,627,400 km (0.099 R)
• M26: 25,061,383 km (0.107 R)
• M27: 25,588,865 km (0.098 R)
• M28: 31,177,243 km (0.065 R)
• M29: 33,242,442 km (0.03 R)
• M30: 33,666,103 km (0.103 R)
• M31: 34,632,655 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.7

Radius: 11.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.57 AU - 9.21 AU

Year: 9404 Days

Day: 13.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,333,989 km

• M1: 140,622 km (0.111 R)
• M2: 724,652 km (0.107 R)
• M3: 1,636,002 km (0.074 R)
• M4: 1,988,455 km (0.038 R)
• M5: 2,533,141 km (0.102 R)
• M6: 4,275,058 km (0.111 R)
• M7: 4,729,985 km (0.099 R)
• M8: 7,548,559 km (0.105 R)
• M9: 7,936,317 km (0.113 R)
• M10: 8,337,389 km (0.093 R)
• M11: 11,035,835 km (0.095 R)
• M12: 11,843,813 km (0.108 R)
• M13: 13,748,493 km (0.089 R)
• M14: 16,358,078 km (0.077 R)
• M15: 17,745,599 km (0.036 R)
• M16: 18,783,658 km (0.072 R)
• M17: 22,696,839 km (0.091 R)
• M18: 24,420,656 km (0.037 R)
• M19: 25,704,355 km (0.097 R)
• M20: 26,763,209 km (0.083 R)
• M21: 27,485,168 km (0.095 R)
• M22: 28,312,893 km (0.091 R)
• M23: 29,062,378 km (0.114 R)
• M24: 34,050,271 km (0.116 R)
• M25: 34,791,229 km (0.056 R)
• M26: 37,525,579 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700

Radius: 8.3

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 11.5 AU - 12.71 AU

Year: 14932 Days

Day: 13.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 39,333,989 km

• M1: 103,223 km (0.086 R)
• M2: 515,065 km (0.05 R)
• M3: 1,197,232 km (0.088 R)
• M4: 1,736,382 km (0.112 R)
• M5: 2,071,482 km (0.095 R)
• M6: 2,849,540 km (0.115 R)
• M7: 3,165,341 km (0.056 R)
• M8: 3,752,962 km (0.035 R)
• M9: 6,232,546 km (0.028 R)
• M10: 7,242,781 km (0.067 R)
• M11: 7,557,086 km (0.07 R)
• M12: 7,880,367 km (0.066 R)
• M13: 9,800,007 km (0.081 R)
• M14: 11,888,094 km (0.084 R)
• M15: 15,110,731 km (0.092 R)
• M16: 19,555,733 km (0.118 R)
• M17: 21,333,853 km (0.11 R)
• M18: 22,262,108 km (0.096 R)
• M19: 23,704,830 km (0.073 R)
• M20: 25,827,773 km (0.1 R)
• M21: 28,074,284 km (0.074 R)
• M22: 29,301,585 km (0.053 R)
• M23: 31,982,529 km (0.096 R)
• M24: 32,586,306 km (0.089 R)
• M25: 35,205,465 km (0.087 R)
• M26: 36,631,881 km (0.083 R)
• M27: 37,292,804 km (0.104 R)
• M28: 37,693,128 km (0.1 R)
• M29: 37,961,656 km (0.119 R)
• M30: 38,231,381 km (0.057 R)
• M31: 44,196,597 km (0.107 R)
• M32: 49,297,435 km (0.074 R)
• M33: 51,081,240 km (0.098 R)
• M34: 54,262,888 km (0.086 R)
• M35: 55,815,265 km (0.031 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.8

Radius: 7.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.98 AU - 19.26 AU

Year: 22961 Days

Day: 19.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,333,989 km

• M1: 88,412 km (0.107 R)
• M2: 388,356 km (0.11 R)
• M3: 1,291,778 km (0.101 R)
• M4: 1,814,622 km (0.112 R)
• M5: 2,753,798 km (0.099 R)
• M6: 5,702,671 km (0.103 R)
• M7: 8,355,191 km (0.082 R)
• M8: 13,957,481 km (0.072 R)
• M9: 17,316,253 km (0.096 R)
• M10: 21,569,171 km (0.114 R)
• M11: 24,790,462 km (0.087 R)
• M12: 30,848,128 km (0.076 R)
• M13: 32,685,190 km (0.054 R)
• M14: 33,418,818 km (0.032 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 13,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit