🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.53 AU - 0.85 AU

Year: 242 Days

Day: 24.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.74 AU - 1.14 AU

Year: 384 Days

Day: 34.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.56 AU - 2.78 AU

Year: 1840 Days

Day: 14.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,691,069 km

• M1: 1,111,213 km (0.112 R)

Asteroid Belt

Center: 3.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.8

Radius: 9.6

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.45 AU - 3.73 AU

Year: 2869 Days

Day: 9.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,691,069 km

• M1: 120,277 km (0.086 R)
• M2: 422,464 km (0.098 R)
• M3: 851,810 km (0.117 R)
• M4: 1,400,834 km (0.103 R)
• M5: 1,725,462 km (0.068 R)
• M6: 2,283,312 km (0.081 R)
• M7: 3,156,964 km (0.034 R)
• M8: 4,636,038 km (0.106 R)
• M9: 6,151,016 km (0.079 R)
• M10: 8,030,862 km (0.109 R)
• M11: 8,609,507 km (0.09 R)
• M12: 9,412,997 km (0.109 R)
• M13: 9,714,138 km (0.062 R)
• M14: 10,620,850 km (0.073 R)
• M15: 11,131,727 km (0.078 R)
• M16: 12,763,690 km (0.084 R)
• M17: 13,299,550 km (0.092 R)
• M18: 14,066,389 km (0.07 R)
• M19: 14,638,301 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.9

Radius: 11.8

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.51 AU - 5.75 AU

Year: 4202 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,691,069 km

• M1: 146,756 km (0.057 R)
• M2: 560,992 km (0.108 R)
• M3: 1,006,794 km (0.036 R)
• M4: 1,415,345 km (0.113 R)
• M5: 1,806,245 km (0.057 R)
• M6: 2,408,975 km (0.09 R)
• M7: 3,159,507 km (0.104 R)
• M8: 3,590,199 km (0.113 R)
• M9: 4,142,215 km (0.117 R)
• M10: 4,570,813 km (0.119 R)
• M11: 5,005,246 km (0.109 R)
• M12: 6,200,233 km (0.037 R)
• M13: 8,488,034 km (0.058 R)
• M14: 9,218,520 km (0.12 R)
• M15: 10,104,139 km (0.116 R)
• M16: 11,167,331 km (0.084 R)
• M17: 11,959,153 km (0.083 R)
• M18: 12,522,239 km (0.036 R)
• M19: 13,012,472 km (0.082 R)
• M20: 13,654,845 km (0.104 R)
• M21: 15,102,803 km (0.101 R)
• M22: 19,166,778 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.3

Radius: 5.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.94 AU - 10.76 AU

Year: 14043 Days

Day: 17.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,691,069 km

• M1: 77,043 km (0.09 R)
• M2: 330,910 km (0.119 R)
• M3: 573,558 km (0.066 R)
• M4: 1,482,814 km (0.088 R)
• M5: 2,319,515 km (0.095 R)
• M6: 3,518,991 km (0.078 R)
• M7: 6,566,299 km (0.108 R)
• M8: 6,761,824 km (0.081 R)
• M9: 8,203,050 km (0.119 R)
• M10: 11,489,416 km (0.072 R)
• M11: 14,823,503 km (0.049 R)
• M12: 17,600,937 km (0.034 R)
• M13: 28,234,055 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.3

Radius: 4.2

Gravity: 35.84 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 13.13 AU - 16.47 AU

Year: 24013 Days

Day: 17.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,691,069 km

• M1: 54,454 km (0.101 R)
• M2: 248,931 km (0.09 R)
• M3: 581,786 km (0.033 R)
• M4: 1,056,610 km (0.036 R)
• M5: 1,208,452 km (0.092 R)
• M6: 1,608,776 km (0.113 R)
• M7: 2,243,370 km (0.102 R)
• M8: 2,616,916 km (0.112 R)
• M9: 2,792,843 km (0.104 R)
• M10: 2,976,698 km (0.107 R)
• M11: 3,607,553 km (0.12 R)
• M12: 3,825,816 km (0.078 R)
• M13: 4,641,723 km (0.105 R)
• M14: 6,563,906 km (0.109 R)
• M15: 9,129,659 km (0.096 R)
• M16: 9,476,576 km (0.108 R)
• M17: 9,772,331 km (0.113 R)
• M18: 11,081,911 km (0.106 R)
• M19: 11,543,271 km (0.098 R)
• M20: 12,293,953 km (0.081 R)
• M21: 14,661,938 km (0.117 R)
• M22: 16,035,845 km (0.116 R)
• M23: 18,481,919 km (0.109 R)
• M24: 19,318,171 km (0.115 R)
• M25: 20,082,317 km (0.082 R)
• M26: 23,988,916 km (0.034 R)
• M27: 24,427,388 km (0.12 R)
• M28: 28,251,408 km (0.061 R)
• M29: 36,334,630 km (0.12 R)
• M30: 37,497,155 km (0.074 R)
• M31: 40,049,295 km (0.11 R)
• M32: 42,236,116 km (0.105 R)
• M33: 44,009,300 km (0.078 R)
• M34: 46,676,032 km (0.078 R)
• M35: 53,997,052 km (0.031 R)
• M36: 58,420,811 km (0.084 R)
• M37: 62,458,757 km (0.107 R)
• M38: 64,335,013 km (0.109 R)
• M39: 66,248,519 km (0.118 R)
• M40: 76,151,300 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 17,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit