🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.79 AU - 0.87 AU

Year: 266 Days

Day: 35.1 Hours

Environment

Temp: 188 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,954,335 km

• M1: 41,439 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.1 AU - 1.18 AU

Year: 428 Days

Day: 38.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 41.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.53 AU - 2.09 AU

Year: 856 Days

Day: 27.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.39 AU - 3.29 AU

Year: 1682 Days

Day: 45.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 150.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.52 AU - 5.6 AU

Year: 3422 Days

Day: 32.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.6

Radius: 8.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.52 AU - 10.4 AU

Year: 9426 Days

Day: 11.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 111,954,335 km

• M1: 108,159 km (0.115 R)
• M2: 927,806 km (0.092 R)
• M3: 3,988,878 km (0.083 R)
• M4: 4,279,845 km (0.097 R)
• M5: 4,558,995 km (0.088 R)
• M6: 5,799,909 km (0.098 R)
• M7: 6,902,895 km (0.079 R)
• M8: 13,964,961 km (0.063 R)
• M9: 14,355,561 km (0.086 R)
• M10: 19,214,949 km (0.117 R)
• M11: 25,980,961 km (0.095 R)
• M12: 31,438,292 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.5

Radius: 4.5

Gravity: 30.79 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 13.14 AU - 19.5 AU

Year: 23172 Days

Day: 22.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 111,954,335 km

• M1: 55,950 km (0.106 R)
• M2: 484,248 km (0.09 R)
• M3: 696,528 km (0.111 R)
• M4: 1,124,378 km (0.084 R)
• M5: 1,859,502 km (0.099 R)
• M6: 2,362,300 km (0.113 R)
• M7: 2,670,023 km (0.035 R)
• M8: 3,422,949 km (0.104 R)
• M9: 5,297,410 km (0.042 R)
• M10: 5,495,927 km (0.096 R)
• M11: 5,823,995 km (0.099 R)
• M12: 7,075,231 km (0.112 R)
• M13: 7,916,719 km (0.106 R)
• M14: 9,677,935 km (0.114 R)
• M15: 12,226,335 km (0.083 R)
• M16: 13,433,141 km (0.073 R)
• M17: 16,581,428 km (0.088 R)
• M18: 22,586,137 km (0.096 R)
• M19: 25,278,450 km (0.091 R)
• M20: 25,841,387 km (0.053 R)
• M21: 31,289,741 km (0.11 R)
• M22: 32,729,172 km (0.096 R)
• M23: 35,318,262 km (0.1 R)
• M24: 46,032,761 km (0.087 R)
• M25: 46,871,706 km (0.059 R)
• M26: 47,380,039 km (0.109 R)
• M27: 56,783,462 km (0.039 R)
• M28: 59,314,359 km (0.091 R)
• M29: 64,182,573 km (0.075 R)
• M30: 66,713,619 km (0.114 R)
• M31: 69,969,916 km (0.035 R)
• M32: 73,786,607 km (0.046 R)
• M33: 77,976,693 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.8

Radius: 7.9

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 16.36 AU - 19.08 AU

Year: 26216 Days

Day: 17.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 111,954,335 km

• M1: 98,286 km (0.074 R)
• M2: 371,302 km (0.054 R)
• M3: 624,721 km (0.029 R)
• M4: 948,750 km (0.1 R)
• M5: 1,844,243 km (0.063 R)
• M6: 2,788,804 km (0.066 R)
• M7: 5,810,232 km (0.098 R)
• M8: 6,364,043 km (0.107 R)
• M9: 7,364,853 km (0.099 R)
• M10: 8,013,509 km (0.069 R)
• M11: 9,929,858 km (0.085 R)
• M12: 11,483,133 km (0.082 R)
• M13: 12,206,438 km (0.037 R)
• M14: 12,730,629 km (0.08 R)
• M15: 17,385,068 km (0.075 R)
• M16: 20,037,737 km (0.099 R)
• M17: 23,288,649 km (0.081 R)
• M18: 28,668,188 km (0.09 R)
• M19: 30,267,389 km (0.114 R)
• M20: 36,486,472 km (0.09 R)
• M21: 36,949,627 km (0.081 R)
• M22: 37,730,378 km (0.109 R)
• M23: 40,467,271 km (0.114 R)
• M24: 40,797,583 km (0.119 R)
• M25: 41,129,840 km (0.104 R)
• M26: 48,530,896 km (0.1 R)
• M27: 53,729,721 km (0.066 R)
• M28: 54,731,578 km (0.119 R)
• M29: 61,222,330 km (0.077 R)
• M30: 73,967,620 km (0.073 R)
• M31: 76,712,591 km (0.068 R)
• M32: 76,965,412 km (0.111 R)
• M33: 80,303,239 km (0.048 R)
• M34: 101,766,495 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.4

Radius: 6.2

Gravity: 24.41 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 16.31 AU - 22.89 AU

Year: 30497 Days

Day: 16.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 111,954,335 km

• M1: 77,342 km (0.106 R)
• M2: 1,189,004 km (0.08 R)
• M3: 1,403,078 km (0.095 R)
• M4: 2,020,918 km (0.11 R)
• M5: 2,532,991 km (0.046 R)
• M6: 4,097,635 km (0.07 R)
• M7: 4,591,757 km (0.108 R)
• M8: 5,253,428 km (0.114 R)
• M9: 6,411,914 km (0.081 R)
• M10: 6,662,640 km (0.108 R)
• M11: 8,425,202 km (0.028 R)
• M12: 8,972,132 km (0.097 R)
• M13: 9,737,774 km (0.106 R)
• M14: 10,966,721 km (0.114 R)
• M15: 11,181,244 km (0.083 R)
• M16: 11,398,460 km (0.111 R)
• M17: 11,916,368 km (0.101 R)
• M18: 15,717,351 km (0.03 R)
• M19: 16,827,516 km (0.113 R)
• M20: 17,208,841 km (0.054 R)
• M21: 17,498,762 km (0.09 R)
• M22: 18,894,510 km (0.116 R)
• M23: 21,124,865 km (0.041 R)
• M24: 27,129,574 km (0.027 R)
• M25: 27,918,703 km (0.087 R)
• M26: 29,267,776 km (0.065 R)
• M27: 43,064,889 km (0.06 R)
• M28: 44,138,104 km (0.07 R)
• M29: 58,439,062 km (0.048 R)
• M30: 58,656,727 km (0.099 R)
• M31: 63,355,895 km (0.072 R)
• M32: 74,513,353 km (0.074 R)
• M33: 78,681,598 km (0.11 R)
• M34: 90,066,296 km (0.087 R)
• M35: 110,950,458 km (0.112 R)
• M36: 111,619,010 km (0.059 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 12,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit