🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.82 AU - 1.06 AU

Year: 342 Days

Day: 41.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.51 AU - 2.03 AU

Year: 882 Days

Day: 40.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.06 AU - 3.1 AU

Year: 2026 Days

Day: 38.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,377,105 km

• M1: 440,267 km (0.063 R)

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.1

Radius: 8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.57 AU - 5.27 AU

Year: 3482 Days

Day: 6.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 106,377,105 km

• M1: 99,483 km (0.114 R)
• M2: 479,162 km (0.083 R)
• M3: 2,091,528 km (0.118 R)
• M4: 3,863,963 km (0.118 R)
• M5: 4,496,014 km (0.117 R)
• M6: 6,320,959 km (0.053 R)
• M7: 6,778,878 km (0.077 R)
• M8: 8,557,297 km (0.113 R)
• M9: 10,586,892 km (0.079 R)
• M10: 11,068,896 km (0.117 R)
• M11: 15,063,010 km (0.088 R)
• M12: 20,412,929 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.4

Radius: 13.2

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.55 AU - 5.43 AU

Year: 3565 Days

Day: 6.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 106,377,105 km

• M1: 164,109 km (0.037 R)
• M2: 740,210 km (0.108 R)
• M3: 1,611,319 km (0.1 R)
• M4: 2,388,180 km (0.103 R)
• M5: 3,488,922 km (0.096 R)
• M6: 3,961,501 km (0.094 R)
• M7: 4,539,248 km (0.098 R)
• M8: 6,324,400 km (0.111 R)
• M9: 7,317,131 km (0.1 R)
• M10: 8,635,986 km (0.057 R)
• M11: 11,582,017 km (0.102 R)
• M12: 12,185,644 km (0.081 R)
• M13: 12,599,731 km (0.066 R)
• M14: 15,094,874 km (0.089 R)
• M15: 16,110,344 km (0.11 R)
• M16: 17,222,455 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 12.5

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.71 AU - 8.01 AU

Year: 6733 Days

Day: 14.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 106,377,105 km

• M1: 155,432 km (0.048 R)
• M2: 657,183 km (0.09 R)
• M3: 1,142,479 km (0.045 R)
• M4: 1,560,904 km (0.05 R)
• M5: 2,083,300 km (0.047 R)
• M6: 2,981,037 km (0.057 R)
• M7: 3,381,211 km (0.067 R)
• M8: 4,169,442 km (0.095 R)
• M9: 5,076,604 km (0.064 R)
• M10: 6,079,807 km (0.096 R)
• M11: 6,662,042 km (0.088 R)
• M12: 7,641,758 km (0.056 R)
• M13: 8,282,037 km (0.067 R)
• M14: 8,675,181 km (0.105 R)
• M15: 11,398,909 km (0.116 R)
• M16: 15,817,132 km (0.043 R)
• M17: 16,858,184 km (0.081 R)
• M18: 19,008,803 km (0.119 R)
• M19: 23,299,719 km (0.076 R)
• M20: 24,808,712 km (0.117 R)
• M21: 26,721,321 km (0.102 R)
• M22: 28,373,929 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.6

Radius: 12.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.3 AU - 11.4 AU

Year: 12478 Days

Day: 12.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 106,377,105 km

• M1: 185,053 km (0.074 R)
• M2: 698,024 km (0.041 R)
• M3: 6,847,543 km (0.104 R)
• M4: 7,587,454 km (0.082 R)
• M5: 9,873,459 km (0.04 R)
• M6: 11,650,981 km (0.108 R)
• M7: 12,347,509 km (0.082 R)
• M8: 13,696,433 km (0.07 R)
• M9: 15,006,013 km (0.119 R)
• M10: 16,541,186 km (0.039 R)
• M11: 19,839,969 km (0.104 R)
• M12: 20,833,747 km (0.118 R)
• M13: 21,860,288 km (0.076 R)
• M14: 25,720,212 km (0.112 R)
• M15: 30,012,474 km (0.099 R)
• M16: 31,432,308 km (0.029 R)
• M17: 32,668,285 km (0.102 R)
• M18: 36,940,053 km (0.117 R)
• M19: 42,922,471 km (0.093 R)
• M20: 44,024,858 km (0.079 R)
• M21: 48,921,645 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947

Radius: 5.8

Gravity: 28.15 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 13.88 AU - 21.7 AU

Year: 28119 Days

Day: 15.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,377,105 km

• M1: 72,106 km (0.075 R)
• M2: 327,919 km (0.099 R)
• M3: 860,337 km (0.092 R)
• M4: 1,113,906 km (0.12 R)
• M5: 2,405,683 km (0.075 R)
• M6: 3,621,316 km (0.118 R)
• M7: 4,748,236 km (0.037 R)
• M8: 5,115,050 km (0.104 R)
• M9: 5,768,195 km (0.114 R)
• M10: 6,824,804 km (0.056 R)
• M11: 7,292,148 km (0.08 R)
• M12: 7,725,234 km (0.03 R)
• M13: 10,352,023 km (0.056 R)
• M14: 11,038,677 km (0.089 R)
• M15: 13,201,414 km (0.114 R)
• M16: 18,343,841 km (0.089 R)
• M17: 19,552,591 km (0.119 R)
• M18: 22,352,016 km (0.119 R)
• M19: 22,805,148 km (0.045 R)
• M20: 24,201,345 km (0.114 R)
• M21: 25,285,182 km (0.068 R)
• M22: 31,475,542 km (0.09 R)
• M23: 33,497,806 km (0.088 R)
• M24: 33,942,111 km (0.107 R)
• M25: 36,691,271 km (0.083 R)
• M26: 39,256,276 km (0.075 R)
• M27: 43,324,291 km (0.077 R)
• M28: 46,737,516 km (0.035 R)
• M29: 47,292,225 km (0.117 R)
• M30: 48,982,980 km (0.103 R)
• M31: 49,173,269 km (0.069 R)
• M32: 56,566,994 km (0.118 R)
• M33: 60,417,643 km (0.087 R)
• M34: 70,800,932 km (0.055 R)
• M35: 71,777,657 km (0.093 R)
• M36: 75,520,147 km (0.057 R)
• M37: 88,085,919 km (0.072 R)
• M38: 90,927,830 km (0.076 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 11,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit