🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.69 AU - 0.93 AU

Year: 255 Days

Day: 20.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,459,939 km

• M1: 248,482 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.82 AU - 0.82 AU

Year: 260 Days

Day: 22.6 Hours

Environment

Temp: 183 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.24 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.63 AU - 1.69 AU

Year: 748 Days

Day: 40.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.83 AU - 2.01 AU

Year: 931 Days

Day: 41.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.1

Radius: 8.1

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.48 AU - 6.36 AU

Year: 5039 Days

Day: 12 Hours

Environment

Temp: -136 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,459,939 km

• M1: 100,679 km (0.06 R)
• M2: 641,176 km (0.117 R)
• M3: 901,477 km (0.067 R)
• M4: 1,260,661 km (0.085 R)
• M5: 3,092,786 km (0.097 R)
• M6: 4,488,385 km (0.106 R)
• M7: 4,903,220 km (0.113 R)
• M8: 5,925,123 km (0.062 R)
• M9: 7,926,294 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 11.3

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.8 AU - 7.68 AU

Year: 6815 Days

Day: 14.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,459,939 km

• M1: 140,622 km (0.088 R)
• M2: 1,029,383 km (0.073 R)
• M3: 1,401,732 km (0.118 R)
• M4: 1,910,066 km (0.096 R)
• M5: 2,707,422 km (0.115 R)
• M6: 3,087,850 km (0.107 R)
• M7: 5,560,104 km (0.103 R)
• M8: 8,113,590 km (0.091 R)
• M9: 9,397,289 km (0.115 R)
• M10: 10,134,957 km (0.062 R)
• M11: 10,762,520 km (0.086 R)
• M12: 15,209,915 km (0.062 R)
• M13: 15,776,442 km (0.085 R)
• M14: 16,685,847 km (0.064 R)
• M15: 21,215,372 km (0.079 R)
• M16: 24,225,580 km (0.106 R)
• M17: 25,699,867 km (0.106 R)
• M18: 27,325,098 km (0.104 R)
• M19: 29,017,798 km (0.083 R)
• M20: 31,584,598 km (0.099 R)
• M21: 32,197,800 km (0.046 R)
• M22: 33,978,314 km (0.115 R)
• M23: 34,622,183 km (0.111 R)
• M24: 35,493,292 km (0.09 R)
• M25: 36,156,160 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.7

Radius: 8.1

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 6.94 AU - 8.26 AU

Year: 7330 Days

Day: 5.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,459,939 km

• M1: 100,829 km (0.1 R)
• M2: 639,381 km (0.114 R)
• M3: 1,231,340 km (0.102 R)
• M4: 3,866,806 km (0.087 R)
• M5: 4,799,997 km (0.086 R)
• M6: 8,752,223 km (0.102 R)
• M7: 9,013,122 km (0.068 R)
• M8: 10,787,652 km (0.111 R)
• M9: 11,087,745 km (0.099 R)
• M10: 13,232,979 km (0.094 R)
• M11: 15,075,277 km (0.057 R)
• M12: 15,832,391 km (0.104 R)
• M13: 16,155,224 km (0.08 R)
• M14: 18,897,951 km (0.07 R)
• M15: 22,176,837 km (0.116 R)
• M16: 28,199,947 km (0.087 R)
• M17: 28,865,956 km (0.065 R)
• M18: 29,542,438 km (0.089 R)
• M19: 32,457,652 km (0.099 R)
• M20: 33,189,036 km (0.114 R)
• M21: 34,576,556 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.3

Radius: 7.4

Gravity: 15.38 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 14.06 AU - 17.42 AU

Year: 21847 Days

Day: 18.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,459,939 km

• M1: 93,798 km (0.106 R)
• M2: 334,202 km (0.114 R)
• M3: 1,256,323 km (0.094 R)
• M4: 1,507,348 km (0.093 R)
• M5: 2,447,421 km (0.087 R)
• M6: 2,895,616 km (0.102 R)
• M7: 4,574,104 km (0.11 R)
• M8: 4,868,663 km (0.04 R)
• M9: 6,911,122 km (0.084 R)
• M10: 8,120,771 km (0.11 R)
• M11: 9,703,516 km (0.063 R)
• M12: 11,481,487 km (0.063 R)
• M13: 14,540,015 km (0.074 R)
• M14: 15,919,009 km (0.118 R)
• M15: 16,769,772 km (0.104 R)
• M16: 17,920,479 km (0.098 R)
• M17: 19,217,791 km (0.075 R)
• M18: 23,159,994 km (0.032 R)
• M19: 24,251,460 km (0.052 R)
• M20: 24,697,412 km (0.104 R)
• M21: 30,355,502 km (0.118 R)
• M22: 32,194,509 km (0.101 R)
• M23: 33,278,046 km (0.086 R)
• M24: 35,660,991 km (0.054 R)
• M25: 40,920,702 km (0.094 R)
• M26: 43,161,678 km (0.049 R)
• M27: 46,674,835 km (0.097 R)
• M28: 48,765,465 km (0.059 R)
• M29: 58,150,338 km (0.059 R)
• M30: 60,161,532 km (0.076 R)
• M31: 62,010,711 km (0.07 R)
• M32: 62,844,570 km (0.088 R)
• M33: 74,845,460 km (0.056 R)
• M34: 75,081,077 km (0.046 R)
• M35: 82,631,431 km (0.039 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 19,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit