🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1 AU - 1.42 AU

Year: 491 Days

Day: 40.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.64 AU - 3.34 AU

Year: 1908 Days

Day: 19.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.2

Radius: 14.4

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.46 AU - 6.62 AU

Year: 4811 Days

Day: 6.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,771,901 km

• M1: 179,667 km (0.108 R)
• M2: 960,718 km (0.065 R)
• M3: 1,465,311 km (0.07 R)
• M4: 1,913,506 km (0.032 R)
• M5: 4,266,681 km (0.036 R)
• M6: 5,537,216 km (0.088 R)
• M7: 6,276,379 km (0.112 R)
• M8: 6,947,325 km (0.083 R)
• M9: 10,337,811 km (0.12 R)
• M10: 12,514,610 km (0.103 R)
• M11: 13,116,293 km (0.112 R)
• M12: 15,432,367 km (0.074 R)
• M13: 16,958,564 km (0.06 R)
• M14: 20,931,435 km (0.099 R)
• M15: 21,494,820 km (0.063 R)
• M16: 23,096,565 km (0.07 R)
• M17: 24,698,459 km (0.106 R)
• M18: 25,169,393 km (0.111 R)
• M19: 26,948,112 km (0.113 R)
• M20: 27,868,139 km (0.082 R)
• M21: 28,464,436 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.8

Radius: 14.4

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.07 AU - 11.69 AU

Year: 11458 Days

Day: 10.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,771,901 km

• M1: 179,218 km (0.119 R)
• M2: 1,318,256 km (0.083 R)
• M3: 1,797,568 km (0.109 R)
• M4: 2,259,077 km (0.118 R)
• M5: 3,706,287 km (0.059 R)
• M6: 4,280,593 km (0.096 R)
• M7: 4,743,000 km (0.081 R)
• M8: 5,705,214 km (0.082 R)
• M9: 7,542,126 km (0.075 R)
• M10: 8,681,314 km (0.109 R)
• M11: 10,359,204 km (0.117 R)
• M12: 10,997,388 km (0.096 R)
• M13: 14,957,244 km (0.115 R)
• M14: 16,160,011 km (0.079 R)
• M15: 20,231,766 km (0.089 R)
• M16: 21,308,571 km (0.072 R)
• M17: 23,828,547 km (0.1 R)
• M18: 24,768,770 km (0.106 R)
• M19: 26,270,134 km (0.094 R)
• M20: 31,646,233 km (0.086 R)
• M21: 32,782,279 km (0.107 R)
• M22: 35,135,753 km (0.104 R)
• M23: 36,130,130 km (0.079 R)
• M24: 38,523,696 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.4

Radius: 7.7

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 11.85 AU - 14.97 AU

Year: 18118 Days

Day: 21.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,771,901 km

• M1: 95,743 km (0.07 R)
• M2: 341,532 km (0.068 R)
• M3: 645,365 km (0.09 R)
• M4: 904,170 km (0.081 R)
• M5: 2,080,906 km (0.056 R)
• M6: 2,359,458 km (0.106 R)
• M7: 2,919,253 km (0.103 R)
• M8: 3,348,449 km (0.117 R)
• M9: 3,648,094 km (0.118 R)
• M10: 6,817,175 km (0.105 R)
• M11: 8,784,985 km (0.112 R)
• M12: 14,361,096 km (0.084 R)
• M13: 14,718,336 km (0.108 R)
• M14: 15,750,113 km (0.089 R)
• M15: 16,053,497 km (0.097 R)
• M16: 18,877,905 km (0.068 R)
• M17: 25,906,761 km (0.059 R)
• M18: 26,973,094 km (0.107 R)
• M19: 28,739,845 km (0.075 R)
• M20: 33,993,872 km (0.119 R)
• M21: 38,193,832 km (0.103 R)
• M22: 38,879,739 km (0.045 R)
• M23: 40,276,384 km (0.11 R)
• M24: 43,466,260 km (0.034 R)
• M25: 48,081,952 km (0.104 R)
• M26: 59,548,180 km (0.095 R)
• M27: 61,028,152 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.4

Radius: 6.2

Gravity: 18.66 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.63 AU - 17.09 AU

Year: 19038 Days

Day: 22.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,771,901 km

• M1: 77,193 km (0.104 R)
• M2: 2,456,547 km (0.054 R)
• M3: 4,016,104 km (0.055 R)
• M4: 9,413,895 km (0.064 R)
• M5: 11,323,811 km (0.107 R)
• M6: 11,904,251 km (0.119 R)
• M7: 12,168,590 km (0.11 R)
• M8: 12,640,571 km (0.109 R)
• M9: 14,878,256 km (0.118 R)
• M10: 16,050,356 km (0.118 R)
• M11: 22,142,579 km (0.109 R)
• M12: 23,980,389 km (0.065 R)
• M13: 36,625,598 km (0.113 R)
• M14: 38,752,730 km (0.11 R)
• M15: 40,960,795 km (0.098 R)
• M16: 41,867,058 km (0.092 R)
• M17: 45,144,299 km (0.101 R)
• M18: 49,774,503 km (0.069 R)
• M19: 52,734,596 km (0.111 R)
• M20: 53,986,880 km (0.083 R)
• M21: 56,179,536 km (0.099 R)
• M22: 71,026,825 km (0.05 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: 384 - 13,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit