🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.64 AU - 0.86 AU

Year: 232 Days

Day: 23.8 Hours

Environment

Temp: 205 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,163,429 km

• M1: 38,447 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.94 AU - 0.98 AU

Year: 335 Days

Day: 41.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.24 AU - 1.32 AU

Year: 516 Days

Day: 39 Hours

Environment

Temp: -7 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 4.11 AU - 4.61 AU

Year: 3245 Days

Day: 41 Hours

Environment

Temp: -131 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80

Radius: 13.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.83 AU - 7.47 AU

Year: 6113 Days

Day: 6.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 108,163,429 km

• M1: 177,124 km (0.05 R)
• M2: 809,474 km (0.113 R)
• M3: 1,290,880 km (0.102 R)
• M4: 1,932,655 km (0.069 R)
• M5: 2,596,121 km (0.096 R)
• M6: 3,526,919 km (0.056 R)
• M7: 4,244,092 km (0.036 R)
• M8: 7,018,683 km (0.112 R)
• M9: 8,278,896 km (0.114 R)
• M10: 10,033,529 km (0.043 R)
• M11: 11,092,832 km (0.051 R)
• M12: 12,550,813 km (0.073 R)
• M13: 13,262,001 km (0.115 R)
• M14: 16,576,342 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.9

Radius: 12.8

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.86 AU - 9.02 AU

Year: 7234 Days

Day: 12.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 108,163,429 km

• M1: 159,172 km (0.092 R)
• M2: 771,177 km (0.097 R)
• M3: 1,345,932 km (0.058 R)
• M4: 1,812,528 km (0.096 R)
• M5: 2,216,592 km (0.066 R)
• M6: 3,786,771 km (0.116 R)
• M7: 4,216,715 km (0.067 R)
• M8: 5,515,374 km (0.12 R)
• M9: 6,662,042 km (0.071 R)
• M10: 9,153,445 km (0.096 R)
• M11: 11,520,682 km (0.087 R)
• M12: 12,157,669 km (0.111 R)
• M13: 12,706,245 km (0.105 R)
• M14: 13,386,317 km (0.094 R)
• M15: 14,210,302 km (0.102 R)
• M16: 14,881,248 km (0.102 R)
• M17: 16,418,516 km (0.107 R)
• M18: 18,414,451 km (0.059 R)
• M19: 20,567,314 km (0.093 R)
• M20: 21,744,350 km (0.049 R)
• M21: 23,467,119 km (0.093 R)
• M22: 25,014,858 km (0.088 R)
• M23: 28,312,594 km (0.097 R)
• M24: 31,273,884 km (0.112 R)
• M25: 38,153,441 km (0.084 R)
• M26: 40,048,846 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.4

Radius: 13.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.68 AU - 11.5 AU

Year: 11424 Days

Day: 14.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 108,163,429 km

• M1: 171,589 km (0.091 R)
• M2: 694,433 km (0.105 R)
• M3: 1,367,474 km (0.115 R)
• M4: 1,813,725 km (0.12 R)
• M5: 2,790,150 km (0.057 R)
• M6: 3,733,813 km (0.12 R)
• M7: 4,414,334 km (0.098 R)
• M8: 5,010,631 km (0.097 R)
• M9: 5,876,952 km (0.072 R)
• M10: 7,554,992 km (0.071 R)
• M11: 8,694,778 km (0.104 R)
• M12: 10,263,910 km (0.096 R)
• M13: 10,808,446 km (0.084 R)
• M14: 11,544,916 km (0.088 R)
• M15: 12,014,654 km (0.066 R)
• M16: 14,356,010 km (0.099 R)
• M17: 18,456,338 km (0.061 R)
• M18: 20,516,750 km (0.119 R)
• M19: 21,735,374 km (0.051 R)
• M20: 22,543,950 km (0.108 R)
• M21: 24,030,804 km (0.075 R)
• M22: 28,244,228 km (0.088 R)
• M23: 30,081,439 km (0.1 R)
• M24: 33,397,725 km (0.102 R)
• M25: 37,973,176 km (0.086 R)
• M26: 40,612,531 km (0.051 R)
• M27: 44,942,043 km (0.111 R)
• M28: 46,107,410 km (0.049 R)
• M29: 48,346,591 km (0.118 R)
• M30: 52,558,220 km (0.091 R)
• M31: 55,166,309 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.3

Radius: 5.4

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.38 AU - 16.88 AU

Year: 22026 Days

Day: 19.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 108,163,429 km

• M1: 70,161 km (0.106 R)
• M2: 282,890 km (0.032 R)
• M3: 586,424 km (0.047 R)
• M4: 1,714,242 km (0.063 R)
• M5: 2,499,332 km (0.062 R)
• M6: 2,723,878 km (0.106 R)
• M7: 3,694,469 km (0.118 R)
• M8: 3,872,490 km (0.046 R)
• M9: 5,982,568 km (0.067 R)
• M10: 7,525,970 km (0.086 R)
• M11: 7,704,440 km (0.088 R)
• M12: 8,144,258 km (0.109 R)
• M13: 8,756,562 km (0.063 R)
• M14: 12,137,922 km (0.1 R)
• M15: 14,469,854 km (0.071 R)
• M16: 14,801,812 km (0.111 R)
• M17: 15,538,432 km (0.118 R)
• M18: 19,257,136 km (0.082 R)
• M19: 27,791,993 km (0.084 R)
• M20: 29,437,719 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.5

Radius: 3.6

Gravity: 63.39 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 16.35 AU - 22.87 AU

Year: 30954 Days

Day: 20 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 108,163,429 km

• M1: 55,351 km (0.079 R)
• M2: 173,534 km (0.076 R)
• M3: 685,906 km (0.088 R)
• M4: 798,105 km (0.095 R)
• M5: 1,164,919 km (0.03 R)
• M6: 1,292,825 km (0.093 R)
• M7: 1,502,411 km (0.107 R)
• M8: 1,967,062 km (0.097 R)
• M9: 2,367,685 km (0.098 R)
• M10: 2,848,792 km (0.114 R)
• M11: 3,296,987 km (0.091 R)
• M12: 3,688,186 km (0.1 R)
• M13: 4,640,676 km (0.098 R)
• M14: 5,838,057 km (0.041 R)
• M15: 7,334,036 km (0.101 R)
• M16: 9,067,576 km (0.098 R)
• M17: 10,296,522 km (0.083 R)
• M18: 11,056,330 km (0.108 R)
• M19: 13,478,619 km (0.119 R)
• M20: 13,886,572 km (0.073 R)
• M21: 19,236,341 km (0.115 R)
• M22: 20,922,609 km (0.073 R)
• M23: 28,122,605 km (0.117 R)
• M24: 28,254,849 km (0.067 R)
• M25: 29,056,843 km (0.093 R)
• M26: 29,874,096 km (0.099 R)
• M27: 38,578,299 km (0.089 R)
• M28: 40,736,996 km (0.096 R)
• M29: 40,906,341 km (0.068 R)
• M30: 49,020,829 km (0.029 R)
• M31: 50,959,019 km (0.104 R)
• M32: 51,155,590 km (0.119 R)
• M33: 56,656,454 km (0.077 R)
• M34: 57,930,130 km (0.092 R)
• M35: 72,973,692 km (0.08 R)
• M36: 75,242,044 km (0.078 R)
• M37: 77,038,415 km (0.113 R)
• M38: 89,846,387 km (0.08 R)
• M39: 90,708,968 km (0.119 R)
• M40: 93,624,032 km (0.112 R)
• M41: 107,515,990 km (0.108 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 18,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit