🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.46 AU - 0.54 AU

Year: 127 Days

Day: 15.7 Hours

Environment

Temp: 221 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,758,586 km

• M1: 48,021 km (0.075 R)

Asteroid Belt

Center: 0.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.86 AU - 1.2 AU

Year: 374 Days

Day: 13 Hours

Environment

Temp: 24 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 99,758,586 km

• M1: 51,162 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.91 AU - 1.35 AU

Year: 430 Days

Day: 46.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.44 AU - 1.7 AU

Year: 705 Days

Day: 30.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.5

Radius: 9.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.72 AU - 8.22 AU

Year: 7312 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 99,758,586 km

• M1: 113,844 km (0.07 R)
• M2: 413,040 km (0.087 R)
• M3: 767,587 km (0.116 R)
• M4: 1,339,200 km (0.032 R)
• M5: 1,707,211 km (0.112 R)
• M6: 2,378,756 km (0.103 R)
• M7: 3,216,504 km (0.095 R)
• M8: 3,593,640 km (0.104 R)
• M9: 5,729,150 km (0.095 R)
• M10: 6,127,230 km (0.071 R)
• M11: 7,541,079 km (0.114 R)
• M12: 8,557,896 km (0.053 R)
• M13: 9,037,955 km (0.119 R)
• M14: 9,493,930 km (0.108 R)
• M15: 10,317,316 km (0.057 R)
• M16: 11,329,346 km (0.072 R)
• M17: 12,056,392 km (0.11 R)
• M18: 13,126,016 km (0.107 R)
• M19: 13,873,557 km (0.119 R)
• M20: 16,837,988 km (0.073 R)
• M21: 20,481,444 km (0.062 R)
• M22: 21,486,443 km (0.103 R)
• M23: 22,902,686 km (0.075 R)
• M24: 25,426,851 km (0.059 R)
• M25: 25,837,198 km (0.081 R)
• M26: 26,671,505 km (0.07 R)
• M27: 28,393,676 km (0.102 R)
• M28: 30,927,565 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.7

Radius: 7

Gravity: 19.1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 14.34 AU - 14.66 AU

Year: 19775 Days

Day: 18.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,758,586 km

• M1: 89,160 km (0.075 R)
• M2: 679,474 km (0.082 R)
• M3: 1,609,823 km (0.051 R)
• M4: 2,556,628 km (0.096 R)
• M5: 3,863,664 km (0.118 R)
• M6: 4,123,965 km (0.082 R)
• M7: 6,422,386 km (0.091 R)
• M8: 6,976,945 km (0.073 R)
• M9: 7,714,613 km (0.066 R)
• M10: 8,128,700 km (0.091 R)
• M11: 11,125,294 km (0.116 R)
• M12: 13,340,839 km (0.103 R)
• M13: 14,865,690 km (0.083 R)
• M14: 15,834,486 km (0.107 R)
• M15: 16,418,815 km (0.1 R)
• M16: 18,622,990 km (0.09 R)
• M17: 22,443,570 km (0.119 R)
• M18: 23,180,639 km (0.093 R)
• M19: 25,715,874 km (0.084 R)
• M20: 29,044,427 km (0.078 R)
• M21: 32,515,845 km (0.115 R)
• M22: 34,420,226 km (0.111 R)
• M23: 37,122,113 km (0.093 R)
• M24: 41,043,821 km (0.119 R)
• M25: 41,670,786 km (0.065 R)
• M26: 42,943,714 km (0.095 R)
• M27: 45,734,163 km (0.1 R)
• M28: 46,407,952 km (0.112 R)
• M29: 46,747,390 km (0.11 R)
• M30: 48,468,962 km (0.104 R)
• M31: 52,038,218 km (0.107 R)
• M32: 68,068,826 km (0.108 R)
• M33: 73,221,426 km (0.043 R)
• M34: 75,306,371 km (0.12 R)
• M35: 75,775,061 km (0.095 R)
• M36: 77,430,661 km (0.098 R)
• M37: 83,540,537 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.5

Radius: 7.3

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.01 AU - 17.53 AU

Year: 20330 Days

Day: 19.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 99,758,586 km

• M1: 90,956 km (0.067 R)
• M2: 466,895 km (0.086 R)
• M3: 825,182 km (0.069 R)
• M4: 2,505,465 km (0.081 R)
• M5: 3,429,232 km (0.1 R)
• M6: 4,160,466 km (0.094 R)
• M7: 4,563,034 km (0.108 R)
• M8: 5,890,117 km (0.081 R)
• M9: 6,977,394 km (0.055 R)
• M10: 7,236,049 km (0.107 R)
• M11: 7,501,286 km (0.104 R)
• M12: 8,775,860 km (0.04 R)
• M13: 12,175,771 km (0.084 R)
• M14: 12,934,830 km (0.101 R)
• M15: 15,401,250 km (0.056 R)
• M16: 18,083,989 km (0.036 R)
• M17: 18,573,174 km (0.114 R)
• M18: 19,578,023 km (0.096 R)
• M19: 21,604,476 km (0.115 R)
• M20: 22,341,096 km (0.115 R)
• M21: 27,115,512 km (0.108 R)
• M22: 27,972,259 km (0.081 R)
• M23: 31,229,453 km (0.08 R)
• M24: 35,486,709 km (0.093 R)
• M25: 40,947,331 km (0.112 R)
• M26: 42,359,235 km (0.081 R)
• M27: 44,537,530 km (0.096 R)
• M28: 45,279,984 km (0.05 R)
• M29: 46,030,666 km (0.115 R)
• M30: 48,021,066 km (0.063 R)
• M31: 51,194,336 km (0.083 R)
• M32: 53,496,947 km (0.079 R)
• M33: 55,353,905 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.3

Radius: 6.3

Gravity: 18.88 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 14.02 AU - 23.16 AU

Year: 28707 Days

Day: 15.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 99,758,586 km

• M1: 85,271 km (0.055 R)
• M2: 292,314 km (0.104 R)
• M3: 526,136 km (0.111 R)
• M4: 730,187 km (0.116 R)
• M5: 2,361,702 km (0.093 R)
• M6: 2,716,249 km (0.086 R)
• M7: 3,164,294 km (0.11 R)
• M8: 3,759,095 km (0.047 R)
• M9: 4,690,342 km (0.076 R)
• M10: 5,086,627 km (0.112 R)
• M11: 5,591,370 km (0.027 R)
• M12: 5,991,245 km (0.096 R)
• M13: 7,838,928 km (0.079 R)
• M14: 8,685,802 km (0.064 R)
• M15: 10,036,072 km (0.077 R)
• M16: 12,992,276 km (0.115 R)
• M17: 14,175,146 km (0.115 R)
• M18: 14,502,317 km (0.119 R)
• M19: 17,677,681 km (0.053 R)
• M20: 18,248,547 km (0.117 R)
• M21: 21,717,123 km (0.042 R)
• M22: 28,997,303 km (0.09 R)
• M23: 29,392,242 km (0.086 R)
• M24: 30,463,063 km (0.102 R)
• M25: 32,117,466 km (0.093 R)
• M26: 36,820,674 km (0.097 R)
• M27: 40,964,385 km (0.093 R)
• M28: 46,477,964 km (0.074 R)
• M29: 50,923,414 km (0.109 R)
• M30: 53,052,491 km (0.067 R)
• M31: 62,599,977 km (0.114 R)
• M32: 65,718,045 km (0.085 R)
• M33: 88,821,342 km (0.104 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 18,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit