🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.58 AU - 0.92 AU

Year: 236 Days

Day: 29.3 Hours

Environment

Temp: 126 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,269,183 km

• M1: 527,183 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.67 AU - 1.09 AU

Year: 300 Days

Day: 30.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.97 AU - 2.45 AU

Year: 1194 Days

Day: 31.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.37 AU - 2.59 AU

Year: 1419 Days

Day: 27.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.5

Radius: 8.9

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.71 AU - 12.47 AU

Year: 13422 Days

Day: 11.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,269,183 km

• M1: 113,994 km (0.117 R)
• M2: 1,409,212 km (0.041 R)
• M3: 2,334,026 km (0.072 R)
• M4: 7,407,039 km (0.108 R)
• M5: 12,522,838 km (0.083 R)
• M6: 15,085,898 km (0.099 R)
• M7: 15,382,551 km (0.097 R)
• M8: 18,906,628 km (0.102 R)
• M9: 19,338,367 km (0.06 R)
• M10: 22,837,611 km (0.062 R)
• M11: 26,521,907 km (0.074 R)
• M12: 29,072,551 km (0.069 R)
• M13: 31,540,317 km (0.107 R)
• M14: 34,784,796 km (0.085 R)
• M15: 42,368,511 km (0.061 R)
• M16: 43,257,122 km (0.064 R)
• M17: 44,158,000 km (0.052 R)
• M18: 47,727,854 km (0.11 R)
• M19: 48,528,502 km (0.098 R)
• M20: 56,855,568 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.3

Radius: 6.1

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 14.18 AU - 18.88 AU

Year: 24425 Days

Day: 17.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 92,269,183 km

• M1: 94,845 km (0.082 R)
• M2: 581,188 km (0.099 R)
• M3: 804,388 km (0.042 R)
• M4: 1,165,218 km (0.048 R)
• M5: 1,611,917 km (0.087 R)
• M6: 2,103,795 km (0.086 R)
• M7: 2,790,000 km (0.104 R)
• M8: 3,768,071 km (0.107 R)
• M9: 3,988,279 km (0.044 R)
• M10: 4,317,694 km (0.105 R)
• M11: 7,060,571 km (0.055 R)
• M12: 8,413,833 km (0.105 R)
• M13: 8,628,057 km (0.092 R)
• M14: 9,011,776 km (0.116 R)
• M15: 9,754,380 km (0.078 R)
• M16: 16,885,112 km (0.113 R)
• M17: 19,651,625 km (0.053 R)
• M18: 21,191,436 km (0.112 R)
• M19: 21,889,609 km (0.075 R)
• M20: 23,437,349 km (0.116 R)
• M21: 25,500,752 km (0.082 R)
• M22: 26,864,486 km (0.09 R)
• M23: 29,613,048 km (0.117 R)
• M24: 30,109,563 km (0.086 R)
• M25: 34,692,494 km (0.074 R)
• M26: 38,236,617 km (0.098 R)
• M27: 39,270,638 km (0.119 R)
• M28: 41,703,698 km (0.038 R)
• M29: 44,721,386 km (0.111 R)
• M30: 51,543,946 km (0.084 R)
• M31: 59,814,315 km (0.059 R)
• M32: 62,620,322 km (0.102 R)
• M33: 67,847,272 km (0.087 R)
• M34: 69,797,879 km (0.112 R)
• M35: 71,785,585 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.9

Radius: 3.8

Gravity: 52.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 17.06 AU - 18 AU

Year: 26675 Days

Day: 18.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 92,269,183 km

• M1: 48,470 km (0.109 R)
• M2: 233,672 km (0.094 R)
• M3: 524,490 km (0.093 R)
• M4: 776,862 km (0.052 R)
• M5: 1,333,815 km (0.1 R)
• M6: 1,823,299 km (0.098 R)
• M7: 2,675,857 km (0.112 R)
• M8: 2,890,231 km (0.047 R)
• M9: 3,145,146 km (0.108 R)
• M10: 3,635,079 km (0.117 R)
• M11: 3,898,371 km (0.105 R)
• M12: 4,499,754 km (0.106 R)
• M13: 7,270,307 km (0.101 R)
• M14: 8,344,120 km (0.076 R)
• M15: 8,977,518 km (0.11 R)
• M16: 10,535,580 km (0.107 R)
• M17: 13,465,903 km (0.074 R)
• M18: 13,856,652 km (0.081 R)
• M19: 14,825,448 km (0.119 R)
• M20: 17,259,705 km (0.112 R)
• M21: 17,443,261 km (0.119 R)
• M22: 20,251,213 km (0.048 R)
• M23: 26,134,748 km (0.102 R)
• M24: 36,414,665 km (0.112 R)
• M25: 38,406,261 km (0.11 R)
• M26: 40,147,281 km (0.026 R)
• M27: 43,446,064 km (0.101 R)
• M28: 45,161,204 km (0.1 R)
• M29: 47,278,462 km (0.054 R)
• M30: 54,221,150 km (0.105 R)
• M31: 55,208,496 km (0.029 R)
• M32: 57,626,895 km (0.116 R)
• M33: 60,536,574 km (0.097 R)
• M34: 62,890,197 km (0.1 R)
• M35: 63,324,629 km (0.082 R)
• M36: 64,199,477 km (0.079 R)
• M37: 64,419,386 km (0.113 R)
• M38: 74,117,816 km (0.064 R)
• M39: 74,845,610 km (0.095 R)
• M40: 83,953,727 km (0.098 R)
• M41: 87,686,343 km (0.092 R)
• M42: 87,957,115 km (0.104 R)
• M43: 94,624,094 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.8

Radius: 7

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 16.51 AU - 22.81 AU

Year: 31681 Days

Day: 19.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,269,183 km

• M1: 143,614 km (0.111 R)
• M2: 368,011 km (0.096 R)
• M3: 1,028,934 km (0.107 R)
• M4: 1,510,191 km (0.084 R)
• M5: 2,526,558 km (0.077 R)
• M6: 4,141,916 km (0.103 R)
• M7: 6,031,038 km (0.107 R)
• M8: 6,868,038 km (0.095 R)
• M9: 7,263,874 km (0.099 R)
• M10: 9,059,647 km (0.101 R)
• M11: 11,888,543 km (0.116 R)
• M12: 13,733,384 km (0.117 R)
• M13: 15,340,364 km (0.107 R)
• M14: 22,056,710 km (0.104 R)
• M15: 22,592,420 km (0.117 R)
• M16: 23,027,301 km (0.105 R)
• M17: 24,138,963 km (0.065 R)
• M18: 26,830,677 km (0.104 R)
• M19: 32,113,726 km (0.082 R)
• M20: 39,917,200 km (0.106 R)
• M21: 59,955,835 km (0.118 R)
• M22: 61,208,866 km (0.042 R)
• M23: 62,479,252 km (0.118 R)
• M24: 62,906,653 km (0.099 R)
• M25: 64,853,819 km (0.099 R)
• M26: 78,375,372 km (0.084 R)
• M27: 79,121,715 km (0.083 R)
• M28: 81,135,303 km (0.094 R)
• M29: 82,154,663 km (0.037 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 19,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit