🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.45 AU - 0.57 AU

Year: 130 Days

Day: 22.2 Hours

Environment

Temp: 271 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.69 AU - 0.77 AU

Year: 223 Days

Day: 44.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.72 AU - 0.92 AU

Year: 266 Days

Day: 39.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,421,601 km

• M1: 107,262 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.84 AU - 0.9 AU

Year: 291 Days

Day: 44.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 64.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.79 AU - 4.85 AU

Year: 3790 Days

Day: 25.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,421,601 km

• M1: 2,236,638 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.9

Radius: 12.2

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.35 AU - 6.39 AU

Year: 5094 Days

Day: 5.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,421,601 km

• M1: 151,692 km (0.027 R)
• M2: 661,821 km (0.086 R)
• M3: 1,620,594 km (0.099 R)
• M4: 2,106,787 km (0.034 R)
• M5: 2,671,968 km (0.101 R)
• M6: 3,708,681 km (0.039 R)
• M7: 4,207,141 km (0.098 R)
• M8: 5,789,737 km (0.086 R)
• M9: 6,836,323 km (0.117 R)
• M10: 8,356,387 km (0.087 R)
• M11: 9,007,138 km (0.101 R)
• M12: 11,115,421 km (0.073 R)
• M13: 11,852,639 km (0.052 R)
• M14: 17,236,367 km (0.109 R)
• M15: 19,110,829 km (0.081 R)
• M16: 21,867,170 km (0.115 R)
• M17: 24,222,738 km (0.101 R)
• M18: 25,461,857 km (0.091 R)
• M19: 27,266,905 km (0.073 R)
• M20: 29,618,284 km (0.064 R)
• M21: 30,938,934 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.4

Radius: 3.7

Gravity: 17.93 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 11.46 AU - 16.6 AU

Year: 18822 Days

Day: 23.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,421,601 km

• M1: 46,076 km (0.083 R)
• M2: 660,624 km (0.108 R)
• M3: 1,605,634 km (0.114 R)
• M4: 2,102,000 km (0.053 R)
• M5: 5,027,386 km (0.119 R)
• M6: 8,814,456 km (0.107 R)
• M7: 9,249,636 km (0.091 R)
• M8: 9,547,635 km (0.05 R)
• M9: 10,858,262 km (0.083 R)
• M10: 27,296,226 km (0.067 R)
• M11: 32,910,634 km (0.082 R)
• M12: 34,900,734 km (0.033 R)
• M13: 35,140,091 km (0.083 R)
• M14: 36,108,139 km (0.084 R)
• M15: 43,802,705 km (0.084 R)
• M16: 47,368,221 km (0.09 R)
• M17: 49,748,772 km (0.1 R)

Asteroid Belt

Center: 14.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683

Radius: 4.1

Gravity: 40.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 13.36 AU - 16.4 AU

Year: 20558 Days

Day: 18.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,421,601 km

• M1: 52,359 km (0.071 R)
• M2: 224,995 km (0.12 R)
• M3: 379,979 km (0.054 R)
• M4: 581,637 km (0.03 R)
• M5: 1,188,854 km (0.037 R)
• M6: 1,677,740 km (0.092 R)
• M7: 1,823,299 km (0.084 R)
• M8: 2,139,998 km (0.117 R)
• M9: 2,355,867 km (0.1 R)
• M10: 3,483,237 km (0.063 R)
• M11: 3,782,433 km (0.119 R)
• M12: 4,535,508 km (0.095 R)
• M13: 5,461,818 km (0.096 R)
• M14: 7,631,137 km (0.092 R)
• M15: 8,877,736 km (0.119 R)
• M16: 11,569,750 km (0.111 R)
• M17: 15,540,676 km (0.094 R)
• M18: 21,201,010 km (0.105 R)
• M19: 22,294,720 km (0.113 R)
• M20: 22,497,575 km (0.085 R)
• M21: 22,804,101 km (0.115 R)
• M22: 25,028,472 km (0.101 R)
• M23: 25,357,587 km (0.097 R)
• M24: 26,362,286 km (0.076 R)
• M25: 29,413,335 km (0.117 R)
• M26: 29,779,850 km (0.098 R)
• M27: 31,914,611 km (0.117 R)
• M28: 32,953,569 km (0.053 R)
• M29: 36,345,401 km (0.081 R)
• M30: 37,335,141 km (0.086 R)
• M31: 40,112,126 km (0.092 R)
• M32: 44,933,216 km (0.12 R)
• M33: 51,352,012 km (0.084 R)
• M34: 56,266,302 km (0.086 R)
• M35: 59,516,166 km (0.114 R)
• M36: 64,931,011 km (0.055 R)
• M37: 65,137,606 km (0.077 R)
• M38: 70,011,953 km (0.077 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 16,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit