🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.64 AU - 1.06 AU

Year: 286 Days

Day: 18.7 Hours

Environment

Temp: 81 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.8 AU - 0.98 AU

Year: 307 Days

Day: 15.9 Hours

Environment

Temp: 79 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.14 AU - 3.18 AU

Year: 1585 Days

Day: 46.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.44 AU - 5.12 AU

Year: 3234 Days

Day: 47.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,575,803 km

• M1: 821,741 km (0.119 R)
• M2: 2,428,273 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.2

Radius: 14.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.38 AU - 8.8 AU

Year: 6895 Days

Day: 8.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,575,803 km

• M1: 182,061 km (0.071 R)
• M2: 758,162 km (0.053 R)
• M3: 1,773,483 km (0.09 R)
• M4: 2,949,771 km (0.102 R)
• M5: 3,663,951 km (0.062 R)
• M6: 5,062,691 km (0.084 R)
• M7: 6,655,160 km (0.113 R)
• M8: 8,319,437 km (0.081 R)
• M9: 9,574,114 km (0.089 R)
• M10: 10,618,756 km (0.098 R)
• M11: 12,042,778 km (0.105 R)
• M12: 12,881,125 km (0.118 R)
• M13: 13,369,562 km (0.092 R)
• M14: 14,791,789 km (0.081 R)
• M15: 15,938,606 km (0.112 R)
• M16: 17,078,991 km (0.119 R)
• M17: 18,070,226 km (0.117 R)
• M18: 20,022,927 km (0.106 R)
• M19: 24,674,972 km (0.091 R)
• M20: 25,514,665 km (0.097 R)
• M21: 28,880,767 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367

Radius: 8.4

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.84 AU - 13.24 AU

Year: 14319 Days

Day: 5.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 100,575,803 km

• M1: 104,419 km (0.065 R)
• M2: 432,338 km (0.07 R)
• M3: 769,831 km (0.076 R)
• M4: 1,223,112 km (0.096 R)
• M5: 2,131,022 km (0.036 R)
• M6: 2,769,954 km (0.096 R)
• M7: 3,100,117 km (0.082 R)
• M8: 3,734,860 km (0.081 R)
• M9: 6,199,785 km (0.112 R)
• M10: 6,806,254 km (0.057 R)
• M11: 7,164,541 km (0.061 R)
• M12: 8,093,544 km (0.101 R)
• M13: 9,244,101 km (0.103 R)
• M14: 9,783,551 km (0.094 R)
• M15: 10,817,871 km (0.114 R)
• M16: 12,800,791 km (0.083 R)
• M17: 13,909,610 km (0.03 R)
• M18: 16,959,761 km (0.049 R)
• M19: 20,103,111 km (0.09 R)
• M20: 22,460,325 km (0.113 R)
• M21: 23,077,117 km (0.097 R)
• M22: 27,615,468 km (0.099 R)
• M23: 28,733,413 km (0.06 R)
• M24: 30,199,472 km (0.078 R)
• M25: 30,734,883 km (0.076 R)
• M26: 33,851,305 km (0.039 R)
• M27: 34,197,325 km (0.108 R)
• M28: 36,443,238 km (0.108 R)
• M29: 37,787,375 km (0.11 R)
• M30: 38,159,724 km (0.09 R)
• M31: 47,556,864 km (0.097 R)
• M32: 49,308,805 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.7

Radius: 6.3

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 11.91 AU - 16.79 AU

Year: 19855 Days

Day: 23.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,575,803 km

• M1: 78,389 km (0.046 R)
• M2: 370,255 km (0.112 R)
• M3: 685,308 km (0.057 R)
• M4: 1,292,077 km (0.065 R)
• M5: 2,575,627 km (0.115 R)
• M6: 3,408,887 km (0.118 R)
• M7: 5,137,939 km (0.106 R)
• M8: 5,687,113 km (0.042 R)
• M9: 6,902,147 km (0.102 R)
• M10: 7,231,112 km (0.091 R)
• M11: 9,340,442 km (0.114 R)
• M12: 9,788,488 km (0.081 R)
• M13: 10,392,414 km (0.058 R)
• M14: 16,210,724 km (0.11 R)
• M15: 21,181,712 km (0.113 R)
• M16: 23,556,728 km (0.06 R)
• M17: 24,808,264 km (0.089 R)
• M18: 35,048,388 km (0.025 R)
• M19: 36,128,783 km (0.1 R)

Asteroid Belt

Center: 14.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.8

Radius: 4.2

Gravity: 29.58 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.01 AU - 19.23 AU

Year: 22548 Days

Day: 18.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,575,803 km

• M1: 52,658 km (0.059 R)
• M2: 360,381 km (0.059 R)
• M3: 513,270 km (0.104 R)
• M4: 758,910 km (0.082 R)
• M5: 1,016,069 km (0.107 R)
• M6: 1,484,011 km (0.088 R)
• M7: 3,222,338 km (0.106 R)
• M8: 4,378,430 km (0.104 R)
• M9: 5,049,227 km (0.111 R)
• M10: 6,032,833 km (0.111 R)
• M11: 7,615,429 km (0.071 R)
• M12: 16,219,102 km (0.096 R)
• M13: 24,335,983 km (0.087 R)
• M14: 27,203,176 km (0.107 R)
• M15: 33,334,295 km (0.049 R)
• M16: 38,421,670 km (0.113 R)
• M17: 47,564,493 km (0.105 R)
• M18: 61,736,199 km (0.107 R)
• M19: 67,649,055 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.7

Radius: 7.4

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 15.51 AU - 23.47 AU

Year: 31427 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 100,575,803 km

• M1: 100,530 km (0.086 R)
• M2: 480,957 km (0.058 R)
• M3: 1,777,821 km (0.03 R)
• M4: 2,227,662 km (0.091 R)
• M5: 2,568,147 km (0.072 R)
• M6: 2,805,110 km (0.112 R)
• M7: 3,262,730 km (0.107 R)
• M8: 3,541,430 km (0.089 R)
• M9: 4,006,680 km (0.105 R)
• M10: 4,474,622 km (0.118 R)
• M11: 5,181,771 km (0.064 R)
• M12: 6,966,922 km (0.074 R)
• M13: 7,751,414 km (0.103 R)
• M14: 10,458,088 km (0.102 R)
• M15: 13,265,142 km (0.107 R)
• M16: 13,657,837 km (0.097 R)
• M17: 21,365,269 km (0.044 R)
• M18: 23,465,324 km (0.078 R)
• M19: 27,814,882 km (0.069 R)
• M20: 29,376,384 km (0.078 R)
• M21: 33,824,677 km (0.115 R)
• M22: 35,451,853 km (0.101 R)
• M23: 41,141,509 km (0.113 R)
• M24: 42,994,428 km (0.052 R)
• M25: 45,609,698 km (0.073 R)
• M26: 48,699,642 km (0.093 R)
• M27: 50,011,615 km (0.09 R)
• M28: 51,732,888 km (0.095 R)
• M29: 53,889,791 km (0.073 R)
• M30: 55,293,168 km (0.097 R)
• M31: 69,979,191 km (0.117 R)
• M32: 77,574,574 km (0.083 R)
• M33: 83,020,685 km (0.079 R)
• M34: 97,887,123 km (0.12 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 14,893 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit