🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.63 AU - 1.05 AU

Year: 290 Days

Day: 17.2 Hours

Environment

Temp: 97 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,199,241 km

• M1: 47,722 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.92 AU - 1.06 AU

Year: 371 Days

Day: 41.6 Hours

Environment

Temp: 31 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.87 AU - 1.21 AU

Year: 400 Days

Day: 37.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,199,241 km

• M1: 228,436 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.2 AU - 3.5 AU

Year: 1813 Days

Day: 47.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.8

Radius: 11.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.96 AU - 7.28 AU

Year: 7157 Days

Day: 12.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,199,241 km

• M1: 140,472 km (0.052 R)
• M2: 493,972 km (0.083 R)
• M3: 869,762 km (0.101 R)
• M4: 1,226,104 km (0.103 R)
• M5: 3,006,917 km (0.101 R)
• M6: 3,711,822 km (0.112 R)
• M7: 4,342,078 km (0.089 R)
• M8: 5,910,911 km (0.056 R)
• M9: 7,196,555 km (0.112 R)
• M10: 7,982,692 km (0.112 R)
• M11: 8,660,221 km (0.073 R)
• M12: 9,859,248 km (0.1 R)
• M13: 12,064,919 km (0.084 R)
• M14: 12,957,569 km (0.047 R)
• M15: 14,063,397 km (0.093 R)
• M16: 15,171,318 km (0.081 R)
• M17: 15,593,783 km (0.076 R)
• M18: 16,844,571 km (0.073 R)
• M19: 19,332,832 km (0.096 R)
• M20: 22,365,779 km (0.079 R)
• M21: 24,199,251 km (0.113 R)
• M22: 24,610,795 km (0.081 R)
• M23: 25,194,675 km (0.076 R)
• M24: 25,958,971 km (0.075 R)
• M25: 27,090,230 km (0.114 R)
• M26: 31,455,047 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.4

Radius: 12.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.25 AU - 11.07 AU

Year: 10444 Days

Day: 11.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,199,241 km

• M1: 156,180 km (0.111 R)
• M2: 604,974 km (0.114 R)
• M3: 1,343,538 km (0.073 R)
• M4: 1,745,807 km (0.103 R)
• M5: 2,162,437 km (0.051 R)
• M6: 3,520,187 km (0.083 R)
• M7: 4,691,240 km (0.101 R)
• M8: 6,564,504 km (0.113 R)
• M9: 8,414,282 km (0.116 R)
• M10: 8,804,732 km (0.079 R)
• M11: 9,669,109 km (0.103 R)
• M12: 10,739,930 km (0.103 R)
• M13: 11,514,099 km (0.058 R)
• M14: 11,942,099 km (0.089 R)
• M15: 14,427,518 km (0.028 R)
• M16: 15,051,640 km (0.051 R)
• M17: 16,690,934 km (0.1 R)
• M18: 18,446,315 km (0.113 R)
• M19: 19,256,388 km (0.115 R)
• M20: 20,167,139 km (0.089 R)
• M21: 22,156,342 km (0.078 R)
• M22: 26,521,758 km (0.102 R)
• M23: 29,399,273 km (0.093 R)
• M24: 30,099,540 km (0.083 R)
• M25: 36,336,425 km (0.081 R)
• M26: 38,079,390 km (0.105 R)
• M27: 38,553,466 km (0.042 R)
• M28: 40,612,381 km (0.048 R)
• M29: 41,731,523 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.7

Radius: 3

Gravity: 38.41 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.16 AU - 13.76 AU

Year: 16569 Days

Day: 16.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,199,241 km

• M1: 43,982 km (0.093 R)
• M2: 236,215 km (0.048 R)
• M3: 470,934 km (0.112 R)
• M4: 822,639 km (0.084 R)
• M5: 2,786,260 km (0.064 R)
• M6: 3,084,558 km (0.117 R)
• M7: 4,165,553 km (0.107 R)
• M8: 5,724,213 km (0.118 R)
• M9: 9,515,921 km (0.083 R)
• M10: 11,979,947 km (0.077 R)
• M11: 12,887,408 km (0.113 R)
• M12: 16,242,140 km (0.09 R)
• M13: 25,280,694 km (0.102 R)
• M14: 39,880,848 km (0.114 R)
• M15: 46,693,535 km (0.108 R)
• M16: 49,683,398 km (0.105 R)

Asteroid Belt

Center: 13.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.1

Radius: 3.4

Gravity: 53.21 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.48 AU - 19 AU

Year: 22413 Days

Day: 18.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 79,199,241 km

• M1: 42,336 km (0.118 R)
• M2: 585,227 km (0.08 R)
• M3: 1,030,729 km (0.115 R)
• M4: 1,249,591 km (0.081 R)
• M5: 1,583,045 km (0.042 R)
• M6: 2,179,491 km (0.066 R)
• M7: 2,611,829 km (0.064 R)
• M8: 3,524,227 km (0.097 R)
• M9: 6,557,922 km (0.11 R)
• M10: 8,365,962 km (0.095 R)
• M11: 8,633,293 km (0.116 R)
• M12: 9,469,545 km (0.104 R)
• M13: 13,356,247 km (0.06 R)
• M14: 15,090,835 km (0.062 R)
• M15: 18,544,750 km (0.072 R)
• M16: 20,119,418 km (0.095 R)
• M17: 20,598,879 km (0.105 R)
• M18: 22,083,189 km (0.053 R)
• M19: 23,111,375 km (0.104 R)
• M20: 23,425,979 km (0.047 R)
• M21: 24,931,832 km (0.043 R)
• M22: 31,089,429 km (0.103 R)
• M23: 33,303,179 km (0.053 R)
• M24: 33,704,550 km (0.101 R)
• M25: 39,665,576 km (0.116 R)
• M26: 40,570,643 km (0.104 R)
• M27: 42,578,696 km (0.101 R)
• M28: 45,795,798 km (0.106 R)
• M29: 48,141,642 km (0.114 R)
• M30: 48,998,539 km (0.094 R)
• M31: 55,470,142 km (0.12 R)
• M32: 58,714,771 km (0.056 R)
• M33: 62,285,821 km (0.077 R)
• M34: 64,745,210 km (0.109 R)
• M35: 66,209,325 km (0.062 R)
• M36: 70,294,394 km (0.082 R)
• M37: 75,001,192 km (0.086 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 16,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit