🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.43 AU - 0.67 AU

Year: 147 Days

Day: 46.6 Hours

Environment

Temp: 184 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,576,223 km

• M1: 73,602 km (0.045 R)
• M2: 234,420 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.55 AU - 0.89 AU

Year: 220 Days

Day: 22.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.87 AU - 1.33 AU

Year: 415 Days

Day: 30.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 90.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.68 AU - 1.8 AU

Year: 826 Days

Day: 45.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.8

Radius: 11.6

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.34 AU - 11.22 AU

Year: 12738 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,576,223 km

• M1: 144,212 km (0.094 R)
• M2: 520,750 km (0.083 R)
• M3: 923,916 km (0.098 R)
• M4: 1,332,767 km (0.109 R)
• M5: 2,114,566 km (0.077 R)
• M6: 2,576,973 km (0.105 R)
• M7: 3,106,400 km (0.103 R)
• M8: 3,490,118 km (0.111 R)
• M9: 6,301,810 km (0.044 R)
• M10: 6,836,323 km (0.1 R)
• M11: 8,090,851 km (0.09 R)
• M12: 8,476,066 km (0.086 R)
• M13: 10,761,472 km (0.078 R)
• M14: 12,517,602 km (0.119 R)
• M15: 15,243,125 km (0.037 R)
• M16: 17,213,479 km (0.046 R)
• M17: 20,746,532 km (0.067 R)
• M18: 22,777,622 km (0.062 R)
• M19: 23,743,276 km (0.106 R)
• M20: 28,762,435 km (0.097 R)
• M21: 29,435,775 km (0.116 R)
• M22: 31,047,841 km (0.061 R)
• M23: 33,205,940 km (0.036 R)
• M24: 39,035,620 km (0.12 R)
• M25: 40,417,904 km (0.065 R)
• M26: 53,849,998 km (0.112 R)
• M27: 56,781,966 km (0.085 R)
• M28: 59,818,653 km (0.098 R)
• M29: 61,840,319 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 13.1

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.65 AU - 13.55 AU

Year: 13309 Days

Day: 13.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,576,223 km

• M1: 162,912 km (0.109 R)
• M2: 654,790 km (0.092 R)
• M3: 1,512,584 km (0.098 R)
• M4: 2,195,648 km (0.099 R)
• M5: 2,788,205 km (0.086 R)
• M6: 4,356,140 km (0.057 R)
• M7: 6,411,316 km (0.107 R)
• M8: 19,494,847 km (0.108 R)
• M9: 22,568,933 km (0.099 R)
• M10: 25,269,923 km (0.082 R)
• M11: 29,446,396 km (0.112 R)
• M12: 30,421,176 km (0.089 R)
• M13: 36,233,053 km (0.089 R)
• M14: 39,139,291 km (0.088 R)
• M15: 49,997,404 km (0.052 R)
• M16: 52,638,704 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 773.8

Radius: 6.8

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 14.65 AU - 15.09 AU

Year: 20637 Days

Day: 15.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,576,223 km

• M1: 84,523 km (0.119 R)
• M2: 320,887 km (0.083 R)
• M3: 548,127 km (0.066 R)
• M4: 933,640 km (0.077 R)
• M5: 2,015,532 km (0.115 R)
• M6: 2,635,166 km (0.107 R)
• M7: 3,233,708 km (0.085 R)
• M8: 3,580,027 km (0.118 R)
• M9: 3,983,043 km (0.089 R)
• M10: 4,697,373 km (0.107 R)
• M11: 5,028,433 km (0.079 R)
• M12: 5,257,767 km (0.093 R)
• M13: 8,747,436 km (0.107 R)
• M14: 9,947,959 km (0.069 R)
• M15: 10,933,660 km (0.094 R)
• M16: 11,848,151 km (0.1 R)
• M17: 12,812,758 km (0.081 R)
• M18: 20,977,661 km (0.099 R)
• M19: 31,143,584 km (0.058 R)
• M20: 34,734,232 km (0.114 R)
• M21: 45,308,258 km (0.114 R)
• M22: 46,638,183 km (0.067 R)
• M23: 54,050,309 km (0.116 R)
• M24: 63,645,367 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.2

Radius: 3.8

Gravity: 62.06 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 14.59 AU - 15.71 AU

Year: 21222 Days

Day: 21.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,576,223 km

• M1: 47,722 km (0.082 R)
• M2: 172,038 km (0.116 R)
• M3: 422,016 km (0.093 R)
• M4: 543,489 km (0.063 R)
• M5: 698,772 km (0.085 R)
• M6: 883,375 km (0.071 R)
• M7: 1,213,837 km (0.09 R)
• M8: 1,465,162 km (0.07 R)
• M9: 1,585,737 km (0.088 R)
• M10: 3,984,240 km (0.049 R)
• M11: 5,543,648 km (0.084 R)
• M12: 6,010,992 km (0.097 R)
• M13: 6,878,959 km (0.098 R)
• M14: 8,691,337 km (0.109 R)
• M15: 9,262,352 km (0.12 R)
• M16: 9,616,600 km (0.053 R)
• M17: 9,979,973 km (0.094 R)
• M18: 10,289,790 km (0.082 R)
• M19: 11,124,995 km (0.062 R)
• M20: 12,004,631 km (0.079 R)
• M21: 13,371,955 km (0.063 R)
• M22: 14,601,201 km (0.066 R)
• M23: 15,000,178 km (0.115 R)
• M24: 15,243,125 km (0.114 R)
• M25: 17,370,557 km (0.053 R)
• M26: 22,730,349 km (0.077 R)
• M27: 25,955,679 km (0.065 R)
• M28: 26,305,738 km (0.114 R)
• M29: 35,970,658 km (0.117 R)
• M30: 36,844,460 km (0.05 R)
• M31: 36,991,514 km (0.105 R)
• M32: 42,225,196 km (0.119 R)
• M33: 44,516,437 km (0.098 R)
• M34: 53,374,575 km (0.057 R)
• M35: 55,276,712 km (0.113 R)
• M36: 72,838,156 km (0.096 R)
• M37: 74,704,539 km (0.075 R)
• M38: 75,649,549 km (0.082 R)
• M39: 75,887,110 km (0.036 R)
• M40: 78,289,502 km (0.086 R)

Kuiper Belt

Range: 30.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 13,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit