🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.78 AU - 0.98 AU

Year: 294 Days

Day: 15 Hours

Environment

Temp: 183 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,390,845 km

• M1: 606,320 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.94 AU - 1.14 AU

Year: 378 Days

Day: 32.8 Hours

Environment

Temp: 48 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.67 AU - 5.55 AU

Year: 3528 Days

Day: 44.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740

Radius: 13.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.38 AU - 6.54 AU

Year: 5853 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,390,845 km

• M1: 172,187 km (0.12 R)
• M2: 845,527 km (0.073 R)
• M3: 1,293,573 km (0.088 R)
• M4: 1,920,089 km (0.085 R)
• M5: 2,566,202 km (0.111 R)
• M6: 3,068,552 km (0.097 R)
• M7: 3,504,480 km (0.071 R)
• M8: 3,934,723 km (0.113 R)
• M9: 4,375,139 km (0.078 R)
• M10: 5,211,691 km (0.108 R)
• M11: 6,120,647 km (0.091 R)
• M12: 7,791,655 km (0.104 R)
• M13: 8,531,118 km (0.088 R)
• M14: 9,316,955 km (0.1 R)
• M15: 9,881,987 km (0.054 R)
• M16: 11,322,315 km (0.106 R)
• M17: 11,815,689 km (0.106 R)
• M18: 13,546,536 km (0.118 R)
• M19: 15,083,953 km (0.065 R)
• M20: 15,925,591 km (0.085 R)
• M21: 16,671,785 km (0.033 R)
• M22: 18,707,363 km (0.116 R)
• M23: 19,328,344 km (0.076 R)
• M24: 21,199,514 km (0.094 R)
• M25: 27,359,207 km (0.091 R)
• M26: 29,994,523 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.3

Radius: 10.9

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.42 AU - 12.68 AU

Year: 12214 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 78,390,845 km

• M1: 151,543 km (0.11 R)
• M2: 560,543 km (0.102 R)
• M3: 1,035,666 km (0.099 R)
• M4: 1,477,279 km (0.11 R)
• M5: 2,008,651 km (0.117 R)
• M6: 2,750,656 km (0.041 R)
• M7: 3,828,210 km (0.077 R)
• M8: 4,493,621 km (0.062 R)
• M9: 5,167,110 km (0.105 R)
• M10: 5,510,886 km (0.033 R)
• M11: 6,092,822 km (0.097 R)
• M12: 11,963,043 km (0.107 R)
• M13: 12,444,897 km (0.086 R)
• M14: 13,706,456 km (0.112 R)
• M15: 14,503,214 km (0.114 R)
• M16: 14,982,077 km (0.073 R)
• M17: 17,690,846 km (0.114 R)
• M18: 19,447,873 km (0.087 R)
• M19: 21,318,295 km (0.078 R)
• M20: 22,935,448 km (0.119 R)
• M21: 25,910,052 km (0.085 R)
• M22: 28,489,119 km (0.115 R)
• M23: 32,729,920 km (0.088 R)
• M24: 34,032,020 km (0.118 R)
• M25: 35,614,915 km (0.092 R)
• M26: 43,561,105 km (0.097 R)
• M27: 44,991,111 km (0.111 R)
• M28: 46,452,084 km (0.09 R)
• M29: 47,493,434 km (0.049 R)
• M30: 48,398,352 km (0.074 R)
• M31: 50,867,614 km (0.076 R)
• M32: 52,133,212 km (0.087 R)
• M33: 54,070,804 km (0.096 R)
• M34: 55,555,114 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.3

Radius: 4.1

Gravity: 52.01 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.92 AU - 16.2 AU

Year: 20832 Days

Day: 24.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,390,845 km

• M1: 51,013 km (0.091 R)
• M2: 197,469 km (0.102 R)
• M3: 398,230 km (0.093 R)
• M4: 578,944 km (0.091 R)
• M5: 759,957 km (0.106 R)
• M6: 1,775,577 km (0.077 R)
• M7: 1,992,494 km (0.114 R)
• M8: 3,623,111 km (0.078 R)
• M9: 4,038,544 km (0.098 R)
• M10: 4,628,857 km (0.118 R)
• M11: 5,516,272 km (0.079 R)
• M12: 5,807,539 km (0.061 R)
• M13: 7,723,289 km (0.115 R)
• M14: 9,366,173 km (0.106 R)
• M15: 10,022,758 km (0.111 R)
• M16: 10,456,293 km (0.088 R)
• M17: 10,966,870 km (0.039 R)
• M18: 13,621,185 km (0.095 R)
• M19: 15,015,886 km (0.096 R)
• M20: 15,338,270 km (0.06 R)
• M21: 18,358,800 km (0.116 R)
• M22: 19,479,438 km (0.06 R)
• M23: 20,943,253 km (0.119 R)
• M24: 21,143,864 km (0.119 R)
• M25: 21,548,825 km (0.049 R)
• M26: 29,373,093 km (0.114 R)
• M27: 32,888,194 km (0.1 R)
• M28: 36,095,423 km (0.066 R)
• M29: 37,700,309 km (0.097 R)
• M30: 52,471,752 km (0.091 R)
• M31: 56,638,203 km (0.104 R)
• M32: 62,460,103 km (0.107 R)
• M33: 72,950,654 km (0.11 R)
• M34: 76,930,406 km (0.11 R)
• M35: 79,094,788 km (0.093 R)
• M36: 81,299,412 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.6

Radius: 7.8

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 14.57 AU - 23.93 AU

Year: 30105 Days

Day: 16 Hours

Environment

Temp: -207 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,390,845 km

• M1: 97,239 km (0.115 R)
• M2: 569,070 km (0.118 R)
• M3: 1,074,711 km (0.072 R)
• M4: 2,253,542 km (0.084 R)
• M5: 2,885,145 km (0.108 R)
• M6: 4,325,622 km (0.102 R)
• M7: 5,221,414 km (0.044 R)
• M8: 5,532,728 km (0.107 R)
• M9: 5,815,168 km (0.071 R)
• M10: 6,811,939 km (0.111 R)
• M11: 7,184,139 km (0.073 R)
• M12: 7,618,870 km (0.085 R)
• M13: 10,060,906 km (0.119 R)
• M14: 10,791,242 km (0.111 R)
• M15: 12,289,016 km (0.049 R)
• M16: 12,911,194 km (0.069 R)
• M17: 14,749,602 km (0.085 R)
• M18: 15,691,321 km (0.112 R)
• M19: 19,674,214 km (0.043 R)
• M20: 21,302,138 km (0.106 R)
• M21: 22,402,132 km (0.09 R)
• M22: 25,594,251 km (0.03 R)
• M23: 25,929,201 km (0.112 R)
• M24: 26,836,811 km (0.098 R)
• M25: 45,351,642 km (0.087 R)
• M26: 46,667,953 km (0.047 R)
• M27: 51,653,751 km (0.095 R)
• M28: 62,667,745 km (0.105 R)
• M29: 64,919,342 km (0.086 R)
• M30: 70,235,901 km (0.109 R)
• M31: 75,148,396 km (0.066 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 17,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit