🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.43 AU - 0.59 AU

Year: 159 Days

Day: 19.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.53 AU - 0.83 AU

Year: 245 Days

Day: 16.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,004,198 km

• M1: 56,698 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.92 AU - 1.26 AU

Year: 497 Days

Day: 27.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.72 AU - 2 AU

Year: 1107 Days

Day: 20.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.18 AU - 2.84 AU

Year: 1736 Days

Day: 40.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.8

Radius: 12.7

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.88 AU - 3.92 AU

Year: 2737 Days

Day: 11.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,004,198 km

• M1: 157,975 km (0.116 R)
• M2: 597,344 km (0.056 R)
• M3: 1,491,790 km (0.097 R)
• M4: 1,939,536 km (0.093 R)
• M5: 2,607,940 km (0.114 R)
• M6: 3,089,645 km (0.07 R)
• M7: 4,036,001 km (0.092 R)
• M8: 5,149,009 km (0.048 R)
• M9: 6,070,831 km (0.111 R)
• M10: 6,794,586 km (0.078 R)
• M11: 7,879,769 km (0.071 R)
• M12: 8,389,598 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 9.5

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.17 AU - 4.21 AU

Year: 3744 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 72.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,004,198 km

• M1: 118,182 km (0.051 R)
• M2: 772,523 km (0.057 R)
• M3: 1,087,277 km (0.103 R)
• M4: 1,581,549 km (0.076 R)
• M5: 2,220,332 km (0.073 R)
• M6: 2,650,276 km (0.116 R)
• M7: 2,967,124 km (0.049 R)
• M8: 3,409,186 km (0.111 R)
• M9: 3,939,062 km (0.103 R)
• M10: 4,900,228 km (0.102 R)
• M11: 5,244,153 km (0.03 R)
• M12: 6,688,521 km (0.11 R)
• M13: 8,087,410 km (0.116 R)
• M14: 12,740,054 km (0.1 R)
• M15: 15,039,224 km (0.113 R)
• M16: 16,112,738 km (0.113 R)
• M17: 17,786,738 km (0.12 R)
• M18: 18,097,453 km (0.12 R)
• M19: 18,602,046 km (0.084 R)
• M20: 19,376,664 km (0.118 R)
• M21: 20,307,163 km (0.057 R)
• M22: 21,337,144 km (0.06 R)
• M23: 24,866,906 km (0.099 R)
• M24: 25,255,561 km (0.1 R)
• M25: 26,446,061 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.7

Radius: 5.7

Gravity: 22.18 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.76 AU - 13.08 AU

Year: 15753 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,004,198 km

• M1: 71,059 km (0.063 R)
• M2: 515,963 km (0.12 R)
• M3: 1,005,298 km (0.055 R)
• M4: 2,272,092 km (0.116 R)
• M5: 3,277,091 km (0.08 R)
• M6: 4,165,254 km (0.072 R)
• M7: 4,450,836 km (0.075 R)
• M8: 6,281,615 km (0.08 R)
• M9: 7,875,430 km (0.073 R)
• M10: 8,362,072 km (0.11 R)
• M11: 9,557,210 km (0.108 R)
• M12: 11,712,017 km (0.108 R)
• M13: 11,899,763 km (0.093 R)
• M14: 13,135,890 km (0.076 R)
• M15: 14,671,512 km (0.079 R)
• M16: 17,680,972 km (0.1 R)
• M17: 18,683,876 km (0.115 R)
• M18: 21,730,587 km (0.109 R)
• M19: 23,769,007 km (0.056 R)
• M20: 27,553,983 km (0.101 R)
• M21: 28,333,986 km (0.116 R)
• M22: 30,406,814 km (0.086 R)
• M23: 39,149,763 km (0.118 R)
• M24: 41,136,572 km (0.067 R)
• M25: 42,008,129 km (0.096 R)
• M26: 42,301,491 km (0.036 R)
• M27: 42,596,049 km (0.089 R)
• M28: 43,488,101 km (0.119 R)
• M29: 44,849,591 km (0.098 R)
• M30: 48,779,976 km (0.084 R)
• M31: 55,889,465 km (0.098 R)
• M32: 56,244,162 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 18,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit