🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.47 AU - 0.65 AU

Year: 154 Days

Day: 33.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.51 AU - 0.75 AU

Year: 184 Days

Day: 37.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.82 AU - 1.3 AU

Year: 401 Days

Day: 40.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,402,984 km

• M1: 179,218 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.01 AU - 1.15 AU

Year: 412 Days

Day: 18.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.04 AU - 1.5 AU

Year: 525 Days

Day: 38.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.45 AU - 1.95 AU

Year: 814 Days

Day: 38.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.5

Radius: 13.6

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.69 AU - 11.05 AU

Year: 12259 Days

Day: 6.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,402,984 km

• M1: 169,644 km (0.055 R)
• M2: 1,161,328 km (0.082 R)
• M3: 1,914,404 km (0.079 R)
• M4: 2,649,229 km (0.05 R)
• M5: 3,307,160 km (0.035 R)
• M6: 4,206,094 km (0.095 R)
• M7: 5,357,549 km (0.089 R)
• M8: 6,235,538 km (0.094 R)
• M9: 7,365,601 km (0.053 R)
• M10: 9,125,470 km (0.07 R)
• M11: 12,129,096 km (0.118 R)
• M12: 15,672,322 km (0.119 R)
• M13: 16,414,626 km (0.098 R)
• M14: 18,189,306 km (0.09 R)
• M15: 19,009,401 km (0.028 R)
• M16: 21,949,897 km (0.038 R)
• M17: 23,224,172 km (0.057 R)
• M18: 27,828,794 km (0.108 R)
• M19: 28,320,373 km (0.057 R)
• M20: 33,009,219 km (0.114 R)
• M21: 40,912,474 km (0.109 R)
• M22: 45,232,263 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.3

Radius: 4.7

Gravity: 30.93 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 13.71 AU - 18.55 AU

Year: 23781 Days

Day: 20.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 79,402,984 km

• M1: 116,537 km (0.098 R)
• M2: 277,654 km (0.067 R)
• M3: 484,847 km (0.03 R)
• M4: 1,505,852 km (0.079 R)
• M5: 1,718,281 km (0.118 R)
• M6: 2,159,595 km (0.049 R)
• M7: 2,774,741 km (0.056 R)
• M8: 3,150,681 km (0.073 R)
• M9: 3,714,366 km (0.07 R)
• M10: 4,886,614 km (0.107 R)
• M11: 6,197,092 km (0.075 R)
• M12: 10,275,728 km (0.075 R)
• M13: 10,589,734 km (0.114 R)
• M14: 11,841,719 km (0.08 R)
• M15: 12,048,014 km (0.095 R)
• M16: 13,410,851 km (0.078 R)
• M17: 14,793,733 km (0.119 R)
• M18: 17,217,219 km (0.076 R)
• M19: 18,201,723 km (0.119 R)
• M20: 19,128,781 km (0.082 R)
• M21: 19,508,310 km (0.077 R)
• M22: 20,086,955 km (0.062 R)
• M23: 21,278,352 km (0.085 R)
• M24: 23,152,814 km (0.071 R)
• M25: 23,367,636 km (0.061 R)
• M26: 28,070,096 km (0.119 R)
• M27: 34,471,688 km (0.076 R)
• M28: 36,610,040 km (0.082 R)
• M29: 39,749,949 km (0.062 R)
• M30: 44,374,468 km (0.102 R)
• M31: 46,559,046 km (0.089 R)
• M32: 50,597,889 km (0.078 R)
• M33: 53,167,233 km (0.064 R)
• M34: 54,105,511 km (0.043 R)
• M35: 56,402,287 km (0.106 R)
• M36: 60,373,512 km (0.071 R)
• M37: 61,600,214 km (0.111 R)
• M38: 62,012,805 km (0.114 R)
• M39: 71,107,907 km (0.034 R)
• M40: 77,640,846 km (0.116 R)
• M41: 78,363,703 km (0.09 R)
• M42: 81,052,426 km (0.113 R)
• M43: 84,055,004 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.2

Radius: 5.2

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 14.29 AU - 21.21 AU

Year: 27452 Days

Day: 18.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 127.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,402,984 km

• M1: 70,161 km (0.117 R)
• M2: 277,803 km (0.09 R)
• M3: 489,933 km (0.119 R)
• M4: 662,120 km (0.115 R)
• M5: 1,245,701 km (0.12 R)
• M6: 1,459,178 km (0.109 R)
• M7: 3,495,504 km (0.109 R)
• M8: 3,954,470 km (0.086 R)
• M9: 4,383,816 km (0.101 R)
• M10: 5,104,279 km (0.026 R)
• M11: 5,453,142 km (0.073 R)
• M12: 8,460,508 km (0.063 R)
• M13: 10,527,202 km (0.107 R)
• M14: 11,610,889 km (0.115 R)
• M15: 12,627,107 km (0.101 R)
• M16: 19,620,958 km (0.061 R)
• M17: 30,049,275 km (0.068 R)
• M18: 33,268,472 km (0.092 R)
• M19: 35,029,987 km (0.115 R)
• M20: 35,445,121 km (0.075 R)
• M21: 38,297,055 km (0.099 R)
• M22: 42,856,050 km (0.105 R)
• M23: 60,445,020 km (0.069 R)
• M24: 60,842,651 km (0.071 R)
• M25: 63,880,984 km (0.096 R)
• M26: 68,087,376 km (0.079 R)
• M27: 74,053,639 km (0.118 R)
• M28: 77,280,016 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 20,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit