🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.52 AU - 0.66 AU

Year: 160 Days

Day: 24.5 Hours

Environment

Temp: 253 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.88 AU - 1.22 AU

Year: 380 Days

Day: 23.9 Hours

Environment

Temp: 102 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,675,355 km

• M1: 54,753 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.4 AU - 5.88 AU

Year: 4115 Days

Day: 29.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,675,355 km

• M1: 2,578,469 km (0.116 R)

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.5

Radius: 8.8

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.38 AU - 7 AU

Year: 4793 Days

Day: 11.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,675,355 km

• M1: 109,655 km (0.072 R)
• M2: 447,896 km (0.062 R)
• M3: 999,164 km (0.113 R)
• M4: 2,153,312 km (0.089 R)
• M5: 2,434,257 km (0.084 R)
• M6: 4,527,580 km (0.082 R)
• M7: 5,571,623 km (0.072 R)
• M8: 6,261,718 km (0.073 R)
• M9: 6,581,110 km (0.11 R)
• M10: 7,553,944 km (0.109 R)
• M11: 8,074,994 km (0.076 R)
• M12: 9,188,900 km (0.114 R)
• M13: 9,482,710 km (0.082 R)
• M14: 10,916,007 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.8

Radius: 8.2

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 11.96 AU - 12.9 AU

Year: 15474 Days

Day: 13 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,675,355 km

• M1: 102,026 km (0.118 R)
• M2: 573,109 km (0.073 R)
• M3: 1,117,346 km (0.029 R)
• M4: 2,065,947 km (0.103 R)
• M5: 2,429,619 km (0.082 R)
• M6: 2,980,588 km (0.077 R)
• M7: 3,419,508 km (0.082 R)
• M8: 3,783,629 km (0.053 R)
• M9: 5,811,279 km (0.09 R)
• M10: 6,127,678 km (0.084 R)
• M11: 6,539,372 km (0.118 R)
• M12: 6,925,484 km (0.111 R)
• M13: 10,410,366 km (0.069 R)
• M14: 10,701,035 km (0.098 R)
• M15: 11,729,969 km (0.114 R)
• M16: 12,495,013 km (0.072 R)
• M17: 13,704,362 km (0.111 R)
• M18: 14,195,043 km (0.119 R)
• M19: 17,227,242 km (0.089 R)
• M20: 21,592,209 km (0.095 R)
• M21: 22,160,980 km (0.103 R)
• M22: 22,545,745 km (0.059 R)
• M23: 26,104,828 km (0.079 R)
• M24: 28,979,202 km (0.116 R)
• M25: 32,922,751 km (0.114 R)
• M26: 38,996,275 km (0.071 R)
• M27: 39,276,173 km (0.096 R)
• M28: 47,347,726 km (0.113 R)
• M29: 52,787,703 km (0.105 R)
• M30: 53,819,629 km (0.116 R)
• M31: 61,233,700 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.3

Radius: 5.9

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.8 AU - 17.82 AU

Year: 20125 Days

Day: 16.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,675,355 km

• M1: 73,752 km (0.041 R)
• M2: 395,088 km (0.118 R)
• M3: 619,485 km (0.073 R)
• M4: 1,217,128 km (0.101 R)
• M5: 1,916,648 km (0.111 R)
• M6: 2,221,229 km (0.071 R)
• M7: 2,903,096 km (0.075 R)
• M8: 3,438,806 km (0.078 R)
• M9: 3,716,011 km (0.098 R)
• M10: 4,605,221 km (0.116 R)
• M11: 6,053,627 km (0.048 R)
• M12: 6,838,119 km (0.108 R)
• M13: 9,329,372 km (0.113 R)
• M14: 11,130,830 km (0.078 R)
• M15: 18,317,661 km (0.073 R)
• M16: 19,946,632 km (0.091 R)
• M17: 20,841,676 km (0.077 R)
• M18: 21,207,144 km (0.093 R)
• M19: 22,615,608 km (0.085 R)
• M20: 30,135,145 km (0.106 R)
• M21: 43,467,157 km (0.108 R)
• M22: 59,334,255 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.6

Radius: 4.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 14.64 AU - 15.2 AU

Year: 20349 Days

Day: 15.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,675,355 km

• M1: 55,202 km (0.096 R)
• M2: 874,998 km (0.066 R)
• M3: 1,248,693 km (0.101 R)
• M4: 2,159,595 km (0.088 R)
• M5: 4,888,709 km (0.071 R)
• M6: 5,111,460 km (0.107 R)
• M7: 5,487,848 km (0.066 R)
• M8: 7,073,436 km (0.073 R)
• M9: 7,358,570 km (0.075 R)
• M10: 8,818,196 km (0.118 R)
• M11: 10,597,962 km (0.095 R)
• M12: 13,289,228 km (0.068 R)
• M13: 15,023,366 km (0.031 R)
• M14: 15,974,809 km (0.103 R)
• M15: 29,132,540 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.3

Radius: 6.7

Gravity: 21.44 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.66 AU - 21.36 AU

Year: 28120 Days

Day: 17.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,675,355 km

• M1: 83,775 km (0.056 R)
• M2: 329,115 km (0.038 R)
• M3: 863,629 km (0.037 R)
• M4: 1,733,091 km (0.105 R)
• M5: 2,140,446 km (0.106 R)
• M6: 4,587,120 km (0.109 R)
• M7: 5,540,357 km (0.05 R)
• M8: 5,764,006 km (0.106 R)
• M9: 6,277,276 km (0.057 R)
• M10: 9,500,512 km (0.087 R)
• M11: 10,283,058 km (0.103 R)
• M12: 11,608,795 km (0.106 R)
• M13: 12,579,236 km (0.09 R)
• M14: 13,764,799 km (0.1 R)
• M15: 15,813,841 km (0.1 R)
• M16: 23,282,066 km (0.041 R)
• M17: 24,220,793 km (0.051 R)
• M18: 34,885,475 km (0.109 R)
• M19: 38,009,528 km (0.049 R)
• M20: 41,315,342 km (0.043 R)
• M21: 45,710,677 km (0.06 R)
• M22: 47,180,476 km (0.09 R)
• M23: 53,375,024 km (0.118 R)
• M24: 57,298,079 km (0.058 R)
• M25: 66,643,458 km (0.106 R)
• M26: 74,661,455 km (0.089 R)
• M27: 81,681,185 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.1

Radius: 6.3

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 15.39 AU - 23.77 AU

Year: 30593 Days

Day: 17.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,675,355 km

• M1: 78,389 km (0.119 R)
• M2: 431,739 km (0.108 R)
• M3: 731,085 km (0.105 R)
• M4: 983,157 km (0.039 R)
• M5: 1,234,781 km (0.097 R)
• M6: 2,370,827 km (0.092 R)
• M7: 3,146,043 km (0.087 R)
• M8: 3,949,085 km (0.092 R)
• M9: 5,261,507 km (0.059 R)
• M10: 6,794,885 km (0.094 R)
• M11: 10,277,972 km (0.093 R)
• M12: 13,877,446 km (0.117 R)
• M13: 18,508,398 km (0.079 R)
• M14: 21,973,833 km (0.084 R)
• M15: 26,420,181 km (0.112 R)
• M16: 30,029,529 km (0.111 R)
• M17: 36,609,142 km (0.047 R)
• M18: 39,700,881 km (0.103 R)
• M19: 40,768,861 km (0.086 R)
• M20: 44,250,302 km (0.118 R)
• M21: 46,734,524 km (0.108 R)
• M22: 47,582,744 km (0.086 R)
• M23: 64,032,227 km (0.059 R)
• M24: 67,419,871 km (0.118 R)
• M25: 74,780,236 km (0.071 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 17,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit