🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.9 AU - 1.22 AU

Year: 401 Days

Day: 43 Hours

Environment

Temp: 14 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.97 AU - 1.21 AU

Year: 418 Days

Day: 14.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 8.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.77 AU - 2.83 AU

Year: 1280 Days

Day: 14.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,911,956 km

• M1: 22,440 km (0.108 R)
• M2: 694,433 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.43 AU - 2.97 AU

Year: 1629 Days

Day: 19.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.96 AU - 4.48 AU

Year: 2634 Days

Day: 12.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.7

Radius: 12.9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.69 AU - 7.21 AU

Year: 6013 Days

Day: 7.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,911,956 km

• M1: 160,519 km (0.111 R)
• M2: 745,895 km (0.096 R)
• M3: 1,732,942 km (0.087 R)
• M4: 2,150,320 km (0.104 R)
• M5: 2,619,459 km (0.109 R)
• M6: 3,502,535 km (0.078 R)
• M7: 4,068,912 km (0.068 R)
• M8: 4,769,479 km (0.044 R)
• M9: 5,631,761 km (0.114 R)
• M10: 6,203,225 km (0.092 R)
• M11: 7,530,009 km (0.042 R)
• M12: 8,368,804 km (0.095 R)
• M13: 9,076,252 km (0.073 R)
• M14: 9,782,953 km (0.098 R)
• M15: 11,440,048 km (0.102 R)
• M16: 12,788,524 km (0.104 R)
• M17: 14,292,431 km (0.111 R)
• M18: 15,358,465 km (0.086 R)
• M19: 16,822,879 km (0.09 R)
• M20: 21,430,493 km (0.087 R)
• M21: 23,112,721 km (0.105 R)
• M22: 23,986,074 km (0.078 R)
• M23: 24,730,622 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.3

Radius: 8

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.34 AU - 8.08 AU

Year: 6381 Days

Day: 13.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,911,956 km

• M1: 99,632 km (0.026 R)
• M2: 400,623 km (0.058 R)
• M3: 787,633 km (0.033 R)
• M4: 1,151,006 km (0.086 R)
• M5: 1,690,007 km (0.117 R)
• M6: 2,205,222 km (0.059 R)
• M7: 3,221,740 km (0.05 R)
• M8: 3,941,455 km (0.038 R)
• M9: 4,288,223 km (0.057 R)
• M10: 5,303,993 km (0.096 R)
• M11: 7,279,133 km (0.106 R)
• M12: 12,877,534 km (0.101 R)
• M13: 13,366,271 km (0.069 R)
• M14: 14,265,354 km (0.111 R)
• M15: 15,688,777 km (0.084 R)
• M16: 19,586,550 km (0.09 R)
• M17: 23,599,064 km (0.111 R)
• M18: 25,077,689 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.9

Radius: 9.7

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 9.85 AU - 11.59 AU

Year: 12884 Days

Day: 14.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,911,956 km

• M1: 121,025 km (0.107 R)
• M2: 487,689 km (0.064 R)
• M3: 994,377 km (0.116 R)
• M4: 1,408,614 km (0.117 R)
• M5: 2,441,736 km (0.054 R)
• M6: 2,771,749 km (0.117 R)
• M7: 4,662,218 km (0.043 R)
• M8: 5,837,010 km (0.062 R)
• M9: 6,229,255 km (0.086 R)
• M10: 7,377,269 km (0.042 R)
• M11: 7,883,359 km (0.097 R)
• M12: 8,363,419 km (0.088 R)
• M13: 8,710,934 km (0.08 R)
• M14: 10,031,734 km (0.118 R)
• M15: 11,180,945 km (0.075 R)
• M16: 11,664,296 km (0.112 R)
• M17: 12,673,034 km (0.1 R)
• M18: 14,293,777 km (0.118 R)
• M19: 15,080,961 km (0.098 R)
• M20: 17,941,871 km (0.108 R)
• M21: 19,804,514 km (0.089 R)
• M22: 25,533,963 km (0.099 R)
• M23: 26,266,993 km (0.056 R)
• M24: 35,023,853 km (0.041 R)
• M25: 35,409,816 km (0.085 R)
• M26: 36,321,316 km (0.074 R)
• M27: 37,650,343 km (0.098 R)
• M28: 42,412,193 km (0.086 R)
• M29: 46,159,470 km (0.096 R)
• M30: 47,090,567 km (0.1 R)
• M31: 49,472,913 km (0.067 R)
• M32: 50,611,802 km (0.095 R)
• M33: 50,940,469 km (0.085 R)
• M34: 57,814,640 km (0.113 R)
• M35: 61,846,901 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.6

Radius: 7.5

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 13.08 AU - 19.3 AU

Year: 23913 Days

Day: 22.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,911,956 km

• M1: 109,805 km (0.109 R)
• M2: 391,498 km (0.113 R)
• M3: 667,057 km (0.106 R)
• M4: 1,244,804 km (0.097 R)
• M5: 1,479,373 km (0.071 R)
• M6: 2,592,980 km (0.085 R)
• M7: 2,880,208 km (0.11 R)
• M8: 3,576,287 km (0.078 R)
• M9: 6,381,247 km (0.111 R)
• M10: 6,907,382 km (0.097 R)
• M11: 8,712,879 km (0.075 R)
• M12: 9,086,874 km (0.075 R)
• M13: 11,432,718 km (0.11 R)
• M14: 12,208,533 km (0.097 R)
• M15: 12,744,841 km (0.09 R)
• M16: 13,296,857 km (0.058 R)
• M17: 16,298,688 km (0.105 R)
• M18: 24,750,369 km (0.103 R)
• M19: 25,826,876 km (0.074 R)
• M20: 33,858,187 km (0.114 R)
• M21: 36,958,603 km (0.096 R)
• M22: 38,079,839 km (0.041 R)
• M23: 48,210,158 km (0.104 R)
• M24: 49,379,564 km (0.117 R)
• M25: 51,082,886 km (0.099 R)
• M26: 52,824,953 km (0.101 R)
• M27: 56,611,574 km (0.116 R)
• M28: 57,725,779 km (0.105 R)
• M29: 59,615,350 km (0.079 R)
• M30: 61,350,685 km (0.101 R)
• M31: 61,740,836 km (0.026 R)
• M32: 66,347,553 km (0.1 R)
• M33: 70,535,246 km (0.115 R)
• M34: 72,911,908 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 10,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit