🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.42 AU - 0.7 AU

Year: 158 Days

Day: 13.4 Hours

Environment

Temp: 225 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,017,751 km

• M1: 165,156 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.91 AU - 0.93 AU

Year: 332 Days

Day: 30 Hours

Environment

Temp: 15 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,017,751 km

• M1: 29,770 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.76 AU - 4.26 AU

Year: 2477 Days

Day: 43.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,017,751 km

• M1: 381,026 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.3 AU - 4.16 AU

Year: 2714 Days

Day: 24.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 8.9

Gravity: 12.09 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.47 AU - 6.87 AU

Year: 5086 Days

Day: 8.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,017,751 km

• M1: 110,852 km (0.09 R)
• M2: 430,393 km (0.095 R)
• M3: 715,826 km (0.09 R)
• M4: 1,425,069 km (0.119 R)
• M5: 1,848,880 km (0.051 R)
• M6: 2,192,656 km (0.11 R)
• M7: 2,614,522 km (0.036 R)
• M8: 3,781,834 km (0.099 R)
• M9: 5,178,330 km (0.089 R)
• M10: 6,184,974 km (0.09 R)
• M11: 6,960,340 km (0.082 R)
• M12: 8,662,614 km (0.116 R)
• M13: 9,545,092 km (0.035 R)
• M14: 10,348,283 km (0.106 R)
• M15: 11,439,151 km (0.096 R)
• M16: 13,082,035 km (0.054 R)
• M17: 14,072,373 km (0.117 R)
• M18: 15,469,617 km (0.104 R)
• M19: 18,334,565 km (0.114 R)
• M20: 22,835,965 km (0.073 R)
• M21: 23,228,211 km (0.117 R)
• M22: 24,431,875 km (0.071 R)
• M23: 25,173,881 km (0.11 R)
• M24: 25,508,382 km (0.059 R)
• M25: 26,876,454 km (0.112 R)
• M26: 30,414,593 km (0.062 R)
• M27: 30,985,160 km (0.085 R)
• M28: 31,466,117 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.7

Radius: 13.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.84 AU - 10.38 AU

Year: 9518 Days

Day: 6.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,017,751 km

• M1: 170,392 km (0.027 R)
• M2: 813,663 km (0.032 R)
• M3: 1,365,081 km (0.105 R)
• M4: 3,242,983 km (0.05 R)
• M5: 3,742,939 km (0.1 R)
• M6: 4,725,049 km (0.086 R)
• M7: 6,808,947 km (0.103 R)
• M8: 7,363,806 km (0.116 R)
• M9: 7,843,117 km (0.057 R)
• M10: 11,084,005 km (0.119 R)
• M11: 12,951,136 km (0.116 R)
• M12: 15,458,846 km (0.064 R)
• M13: 24,750,818 km (0.077 R)
• M14: 25,908,855 km (0.109 R)
• M15: 26,382,033 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.2

Radius: 8.4

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.71 AU - 11.51 AU

Year: 11223 Days

Day: 14.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,017,751 km

• M1: 104,419 km (0.093 R)
• M2: 407,654 km (0.119 R)
• M3: 782,546 km (0.114 R)
• M4: 1,081,293 km (0.051 R)
• M5: 1,697,487 km (0.112 R)
• M6: 2,492,899 km (0.087 R)
• M7: 3,069,449 km (0.069 R)
• M8: 3,563,870 km (0.111 R)
• M9: 4,322,780 km (0.05 R)
• M10: 4,827,224 km (0.094 R)
• M11: 6,365,988 km (0.046 R)
• M12: 6,907,532 km (0.057 R)
• M13: 8,717,666 km (0.118 R)
• M14: 9,569,477 km (0.048 R)
• M15: 9,896,797 km (0.118 R)
• M16: 11,753,606 km (0.109 R)
• M17: 12,021,086 km (0.08 R)
• M18: 12,679,916 km (0.071 R)
• M19: 14,069,680 km (0.105 R)
• M20: 18,054,069 km (0.097 R)
• M21: 18,410,711 km (0.096 R)
• M22: 19,959,946 km (0.098 R)
• M23: 20,341,421 km (0.104 R)
• M24: 21,118,582 km (0.091 R)
• M25: 21,594,453 km (0.115 R)
• M26: 26,660,734 km (0.085 R)
• M27: 30,212,188 km (0.111 R)
• M28: 31,019,418 km (0.114 R)
• M29: 35,051,679 km (0.108 R)
• M30: 36,963,689 km (0.1 R)
• M31: 39,779,719 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.3

Radius: 3.2

Gravity: 71.71 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 10.14 AU - 14.5 AU

Year: 16291 Days

Day: 15.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,017,751 km

• M1: 40,691 km (0.119 R)
• M2: 151,393 km (0.101 R)
• M3: 255,364 km (0.098 R)
• M4: 498,011 km (0.059 R)
• M5: 1,205,460 km (0.068 R)
• M6: 2,660,897 km (0.113 R)
• M7: 3,128,241 km (0.1 R)
• M8: 4,287,026 km (0.049 R)
• M9: 6,908,729 km (0.079 R)
• M10: 8,123,912 km (0.096 R)
• M11: 9,150,303 km (0.088 R)
• M12: 10,145,428 km (0.102 R)
• M13: 11,333,086 km (0.059 R)
• M14: 14,194,444 km (0.074 R)
• M15: 17,338,094 km (0.042 R)
• M16: 20,091,742 km (0.103 R)
• M17: 20,730,675 km (0.074 R)
• M18: 20,915,727 km (0.112 R)
• M19: 22,826,840 km (0.093 R)
• M20: 24,540,334 km (0.116 R)
• M21: 26,663,427 km (0.071 R)
• M22: 26,772,783 km (0.084 R)
• M23: 27,434,604 km (0.048 R)
• M24: 28,333,986 km (0.111 R)
• M25: 28,790,858 km (0.064 R)
• M26: 30,310,025 km (0.066 R)
• M27: 30,428,955 km (0.119 R)
• M28: 34,533,771 km (0.084 R)
• M29: 35,055,119 km (0.047 R)
• M30: 36,921,054 km (0.112 R)
• M31: 53,241,733 km (0.059 R)
• M32: 53,588,650 km (0.116 R)
• M33: 55,523,998 km (0.075 R)
• M34: 56,599,008 km (0.078 R)
• M35: 62,182,898 km (0.077 R)
• M36: 64,318,857 km (0.044 R)
• M37: 64,712,299 km (0.075 R)
• M38: 65,703,235 km (0.098 R)
• M39: 67,107,361 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.7

Radius: 6.9

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 13.07 AU - 13.07 AU

Year: 17801 Days

Day: 16.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,017,751 km

• M1: 86,019 km (0.09 R)
• M2: 329,115 km (0.093 R)
• M3: 809,175 km (0.084 R)
• M4: 3,255,250 km (0.069 R)
• M5: 3,754,757 km (0.082 R)
• M6: 7,366,199 km (0.09 R)
• M7: 8,628,356 km (0.1 R)
• M8: 10,723,325 km (0.107 R)
• M9: 13,966,756 km (0.117 R)
• M10: 15,581,067 km (0.049 R)
• M11: 21,540,149 km (0.113 R)
• M12: 26,512,483 km (0.086 R)
• M13: 38,230,633 km (0.045 R)
• M14: 40,927,285 km (0.091 R)
• M15: 42,099,683 km (0.072 R)
• M16: 42,843,783 km (0.105 R)
• M17: 46,854,651 km (0.062 R)
• M18: 59,999,966 km (0.092 R)
• M19: 62,469,827 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 18,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit