🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.6 AU - 0.94 AU

Year: 287 Days

Day: 20.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 94,190,512 km

• M1: 354,996 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.08 AU - 1.62 AU

Year: 666 Days

Day: 41.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,190,512 km

• M1: 14,062 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.07 AU - 2.43 AU

Year: 1433 Days

Day: 42 Hours

Environment

Temp: -118 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.6

Radius: 12.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.61 AU - 3.51 AU

Year: 2273 Days

Day: 11.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,190,512 km

• M1: 159,322 km (0.066 R)
• M2: 575,802 km (0.117 R)
• M3: 991,684 km (0.111 R)
• M4: 1,438,084 km (0.118 R)
• M5: 2,832,187 km (0.078 R)
• M6: 3,492,362 km (0.1 R)
• M7: 3,924,999 km (0.107 R)
• M8: 4,393,689 km (0.043 R)
• M9: 4,987,593 km (0.11 R)
• M10: 5,928,863 km (0.082 R)
• M11: 6,628,831 km (0.083 R)
• M12: 7,354,381 km (0.074 R)
• M13: 8,163,107 km (0.117 R)
• M14: 10,172,356 km (0.114 R)
• M15: 10,648,077 km (0.117 R)
• M16: 11,922,352 km (0.092 R)
• M17: 13,954,190 km (0.088 R)
• M18: 14,726,265 km (0.113 R)
• M19: 15,240,881 km (0.082 R)
• M20: 17,009,577 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.6

Radius: 11.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.72 AU - 3.74 AU

Year: 3059 Days

Day: 11.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 94,190,512 km

• M1: 146,606 km (0.103 R)
• M2: 679,922 km (0.077 R)
• M3: 1,264,252 km (0.029 R)
• M4: 2,145,233 km (0.118 R)
• M5: 3,193,765 km (0.117 R)
• M6: 4,362,723 km (0.073 R)
• M7: 4,899,330 km (0.089 R)
• M8: 5,324,787 km (0.076 R)
• M9: 6,348,634 km (0.06 R)
• M10: 7,750,815 km (0.084 R)
• M11: 8,153,533 km (0.039 R)
• M12: 8,570,163 km (0.053 R)
• M13: 9,478,820 km (0.11 R)
• M14: 9,873,011 km (0.095 R)
• M15: 11,122,302 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.4

Radius: 8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 8.13 AU - 12.11 AU

Year: 13669 Days

Day: 23.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 157.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,190,512 km

• M1: 99,782 km (0.08 R)
• M2: 451,337 km (0.054 R)
• M3: 2,024,658 km (0.059 R)
• M4: 2,494,544 km (0.086 R)
• M5: 2,931,520 km (0.102 R)
• M6: 4,064,574 km (0.073 R)
• M7: 7,257,591 km (0.104 R)
• M8: 10,508,652 km (0.102 R)
• M9: 11,603,559 km (0.097 R)
• M10: 12,679,916 km (0.091 R)
• M11: 13,194,981 km (0.081 R)
• M12: 14,018,218 km (0.082 R)
• M13: 16,638,126 km (0.117 R)

Asteroid Belt

Center: 10.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.4

Radius: 6.7

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.35 AU - 13.29 AU

Year: 15112 Days

Day: 18 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 94,190,512 km

• M1: 83,326 km (0.11 R)
• M2: 345,571 km (0.064 R)
• M3: 561,291 km (0.116 R)
• M4: 840,590 km (0.063 R)
• M5: 1,251,835 km (0.106 R)
• M6: 1,772,884 km (0.079 R)
• M7: 2,122,046 km (0.087 R)
• M8: 2,560,517 km (0.063 R)
• M9: 4,149,695 km (0.11 R)
• M10: 4,499,754 km (0.084 R)
• M11: 4,732,828 km (0.115 R)
• M12: 8,098,182 km (0.049 R)
• M13: 8,443,753 km (0.082 R)
• M14: 9,925,220 km (0.083 R)
• M15: 12,722,401 km (0.12 R)
• M16: 14,660,292 km (0.101 R)
• M17: 15,623,553 km (0.054 R)
• M18: 16,082,070 km (0.06 R)
• M19: 17,186,851 km (0.075 R)
• M20: 19,023,763 km (0.079 R)
• M21: 20,803,977 km (0.079 R)
• M22: 23,083,101 km (0.1 R)
• M23: 24,486,778 km (0.118 R)
• M24: 26,159,731 km (0.031 R)
• M25: 31,150,316 km (0.116 R)
• M26: 36,206,275 km (0.063 R)
• M27: 37,279,191 km (0.062 R)
• M28: 37,960,460 km (0.091 R)
• M29: 40,196,200 km (0.104 R)
• M30: 43,561,703 km (0.116 R)
• M31: 46,794,214 km (0.084 R)
• M32: 52,701,834 km (0.119 R)
• M33: 55,127,414 km (0.054 R)
• M34: 55,656,691 km (0.119 R)
• M35: 64,983,819 km (0.094 R)
• M36: 65,772,200 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.9

Radius: 7.9

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.81 AU - 19.01 AU

Year: 26945 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,190,512 km

• M1: 98,286 km (0.084 R)
• M2: 498,311 km (0.044 R)
• M3: 1,007,542 km (0.11 R)
• M4: 1,586,186 km (0.046 R)
• M5: 2,393,117 km (0.081 R)
• M6: 3,067,355 km (0.116 R)
• M7: 3,388,242 km (0.107 R)
• M8: 4,825,728 km (0.106 R)
• M9: 6,726,519 km (0.1 R)
• M10: 9,376,795 km (0.051 R)
• M11: 9,804,944 km (0.1 R)
• M12: 10,182,229 km (0.078 R)
• M13: 11,441,395 km (0.12 R)
• M14: 14,832,180 km (0.074 R)
• M15: 20,831,354 km (0.089 R)
• M16: 21,141,769 km (0.087 R)
• M17: 21,772,025 km (0.117 R)
• M18: 23,850,538 km (0.119 R)
• M19: 24,418,711 km (0.117 R)
• M20: 26,418,386 km (0.058 R)
• M21: 32,928,287 km (0.027 R)
• M22: 35,511,543 km (0.091 R)
• M23: 43,222,116 km (0.12 R)
• M24: 50,660,421 km (0.04 R)
• M25: 51,410,355 km (0.117 R)
• M26: 56,667,673 km (0.042 R)
• M27: 62,701,404 km (0.091 R)
• M28: 66,430,430 km (0.078 R)
• M29: 70,304,567 km (0.105 R)
• M30: 70,769,965 km (0.106 R)
• M31: 79,000,392 km (0.051 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 17,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit