🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.6 AU - 0.76 AU

Year: 211 Days

Day: 39.8 Hours

Environment

Temp: 107 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.29 AU - 1.59 AU

Year: 651 Days

Day: 20.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.15 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.29 AU - 3.41 AU

Year: 1813 Days

Day: 32.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.2

Radius: 11.9

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.58 AU - 6.36 AU

Year: 5495 Days

Day: 13.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 97,374,046 km

• M1: 208,539 km (0.119 R)
• M2: 1,041,201 km (0.088 R)
• M3: 1,453,493 km (0.046 R)
• M4: 2,033,933 km (0.087 R)
• M5: 3,262,730 km (0.068 R)
• M6: 7,761,886 km (0.088 R)
• M7: 8,798,748 km (0.105 R)
• M8: 11,006,215 km (0.1 R)
• M9: 11,623,455 km (0.108 R)
• M10: 12,465,243 km (0.045 R)
• M11: 16,304,074 km (0.119 R)
• M12: 19,126,686 km (0.097 R)
• M13: 20,867,856 km (0.108 R)
• M14: 22,185,364 km (0.099 R)
• M15: 28,807,015 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.7

Radius: 12.9

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.08 AU - 10.1 AU

Year: 8669 Days

Day: 6.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 97,374,046 km

• M1: 164,408 km (0.092 R)
• M2: 900,130 km (0.108 R)
• M3: 1,386,623 km (0.117 R)
• M4: 2,703,682 km (0.062 R)
• M5: 4,959,618 km (0.058 R)
• M6: 7,470,918 km (0.09 R)
• M7: 8,511,820 km (0.104 R)
• M8: 10,539,020 km (0.034 R)
• M9: 13,318,100 km (0.044 R)
• M10: 19,246,215 km (0.076 R)
• M11: 24,790,162 km (0.075 R)
• M12: 25,309,865 km (0.082 R)
• M13: 27,095,017 km (0.072 R)
• M14: 29,830,563 km (0.117 R)
• M15: 34,432,194 km (0.053 R)
• M16: 37,182,850 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714

Radius: 9.1

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.87 AU - 12.71 AU

Year: 14291 Days

Day: 7.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 97,374,046 km

• M1: 118,482 km (0.098 R)
• M2: 448,644 km (0.091 R)
• M3: 1,170,155 km (0.087 R)
• M4: 1,629,869 km (0.054 R)
• M5: 2,265,211 km (0.077 R)
• M6: 3,333,041 km (0.109 R)
• M7: 5,040,850 km (0.065 R)
• M8: 7,714,762 km (0.108 R)
• M9: 10,521,817 km (0.08 R)
• M10: 14,152,258 km (0.064 R)
• M11: 14,924,332 km (0.097 R)
• M12: 15,724,083 km (0.082 R)
• M13: 16,096,880 km (0.042 R)
• M14: 20,332,295 km (0.093 R)
• M15: 23,085,943 km (0.094 R)
• M16: 28,985,335 km (0.065 R)
• M17: 30,343,834 km (0.111 R)
• M18: 31,744,219 km (0.093 R)
• M19: 32,943,845 km (0.108 R)
• M20: 35,945,526 km (0.119 R)
• M21: 39,672,458 km (0.066 R)
• M22: 41,204,490 km (0.081 R)
• M23: 49,142,452 km (0.055 R)
• M24: 52,219,381 km (0.119 R)
• M25: 53,720,745 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.9

Radius: 6.7

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 15.39 AU - 22.85 AU

Year: 31496 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,374,046 km

• M1: 83,625 km (0.096 R)
• M2: 297,101 km (0.061 R)
• M3: 709,393 km (0.1 R)
• M4: 921,523 km (0.08 R)
• M5: 1,133,503 km (0.042 R)
• M6: 2,311,885 km (0.091 R)
• M7: 2,581,012 km (0.065 R)
• M8: 3,009,909 km (0.119 R)
• M9: 3,516,448 km (0.115 R)
• M10: 6,498,532 km (0.031 R)
• M11: 6,837,819 km (0.099 R)
• M12: 12,464,943 km (0.077 R)
• M13: 13,065,130 km (0.115 R)
• M14: 15,403,046 km (0.056 R)
• M15: 16,715,617 km (0.078 R)
• M16: 20,268,716 km (0.059 R)
• M17: 20,993,219 km (0.114 R)
• M18: 27,927,080 km (0.104 R)
• M19: 28,437,209 km (0.087 R)
• M20: 33,311,257 km (0.102 R)
• M21: 34,029,327 km (0.083 R)
• M22: 40,150,573 km (0.068 R)
• M23: 45,898,572 km (0.12 R)
• M24: 54,119,722 km (0.108 R)
• M25: 56,928,123 km (0.094 R)
• M26: 57,542,223 km (0.103 R)
• M27: 58,160,810 km (0.114 R)
• M28: 63,928,855 km (0.088 R)
• M29: 64,149,512 km (0.119 R)
• M30: 76,834,962 km (0.058 R)
• M31: 78,592,438 km (0.114 R)
• M32: 86,969,470 km (0.04 R)
• M33: 87,511,912 km (0.025 R)
• M34: 88,877,890 km (0.038 R)
• M35: 89,428,261 km (0.04 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 17,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit