🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.53 AU - 0.77 AU

Year: 185 Days

Day: 38.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,668,332 km

• M1: 43,084 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.91 AU - 1.27 AU

Year: 402 Days

Day: 14.5 Hours

Environment

Temp: 43 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.44 AU - 1.74 AU

Year: 708 Days

Day: 15.2 Hours

Environment

Temp: -24 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.98 AU - 5.3 AU

Year: 4115 Days

Day: 38.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.4

Radius: 14.4

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.72 AU - 7.68 AU

Year: 5451 Days

Day: 5.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 101,668,332 km

• M1: 184,305 km (0.097 R)
• M2: 644,318 km (0.03 R)
• M3: 1,380,489 km (0.117 R)
• M4: 2,070,285 km (0.103 R)
• M5: 2,928,378 km (0.06 R)
• M6: 4,487,188 km (0.098 R)
• M7: 6,293,582 km (0.044 R)
• M8: 7,240,238 km (0.077 R)
• M9: 7,766,074 km (0.093 R)
• M10: 8,392,889 km (0.117 R)
• M11: 9,499,016 km (0.083 R)
• M12: 11,665,941 km (0.044 R)
• M13: 13,560,149 km (0.047 R)
• M14: 14,144,927 km (0.075 R)
• M15: 16,118,572 km (0.111 R)
• M16: 21,738,366 km (0.093 R)
• M17: 22,614,261 km (0.117 R)
• M18: 23,286,405 km (0.075 R)
• M19: 24,749,472 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364

Radius: 8.5

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.66 AU - 7.62 AU

Year: 6737 Days

Day: 7.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 101,668,332 km

• M1: 105,766 km (0.063 R)
• M2: 373,247 km (0.104 R)
• M3: 724,054 km (0.083 R)
• M4: 1,034,918 km (0.085 R)
• M5: 1,358,648 km (0.119 R)
• M6: 1,660,985 km (0.03 R)
• M7: 1,965,866 km (0.117 R)
• M8: 2,672,865 km (0.103 R)
• M9: 4,531,768 km (0.083 R)
• M10: 5,698,931 km (0.068 R)
• M11: 6,689,269 km (0.086 R)
• M12: 7,191,170 km (0.113 R)
• M13: 8,308,067 km (0.114 R)
• M14: 9,619,592 km (0.049 R)
• M15: 10,086,038 km (0.056 R)
• M16: 10,927,227 km (0.083 R)
• M17: 12,250,869 km (0.096 R)
• M18: 15,672,471 km (0.03 R)
• M19: 20,365,805 km (0.11 R)
• M20: 21,205,947 km (0.106 R)
• M21: 21,996,273 km (0.1 R)
• M22: 25,837,647 km (0.053 R)
• M23: 26,573,519 km (0.03 R)
• M24: 27,323,303 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70

Radius: 11

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.58 AU - 7.74 AU

Year: 6765 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 101,668,332 km

• M1: 136,732 km (0.093 R)
• M2: 780,901 km (0.067 R)
• M3: 1,168,808 km (0.069 R)
• M4: 2,140,147 km (0.115 R)
• M5: 3,393,927 km (0.04 R)
• M6: 4,670,296 km (0.104 R)
• M7: 6,346,839 km (0.079 R)
• M8: 6,995,346 km (0.073 R)
• M9: 11,148,632 km (0.078 R)
• M10: 12,012,410 km (0.11 R)
• M11: 15,676,810 km (0.106 R)
• M12: 16,660,116 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.7

Radius: 13.2

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.09 AU - 8.73 AU

Year: 7122 Days

Day: 13.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 101,668,332 km

• M1: 184,753 km (0.067 R)
• M2: 653,593 km (0.096 R)
• M3: 1,424,920 km (0.03 R)
• M4: 2,900,254 km (0.116 R)
• M5: 7,422,598 km (0.096 R)
• M6: 8,466,791 km (0.118 R)
• M7: 11,037,331 km (0.116 R)
• M8: 13,820,001 km (0.095 R)
• M9: 15,884,003 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.9

Radius: 7.6

Gravity: 11.06 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 17.41 AU - 22.93 AU

Year: 31986 Days

Day: 21.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 101,668,332 km

• M1: 94,546 km (0.09 R)
• M2: 824,733 km (0.068 R)
• M3: 1,190,949 km (0.119 R)
• M4: 1,778,719 km (0.118 R)
• M5: 2,253,393 km (0.115 R)
• M6: 4,562,436 km (0.049 R)
• M7: 4,873,151 km (0.101 R)
• M8: 5,624,132 km (0.076 R)
• M9: 9,412,249 km (0.118 R)
• M10: 10,373,266 km (0.102 R)
• M11: 12,117,876 km (0.086 R)
• M12: 12,867,511 km (0.086 R)
• M13: 20,325,713 km (0.109 R)
• M14: 22,811,282 km (0.051 R)
• M15: 25,131,694 km (0.092 R)
• M16: 30,644,226 km (0.11 R)
• M17: 33,899,625 km (0.09 R)
• M18: 37,534,854 km (0.053 R)
• M19: 41,254,605 km (0.082 R)
• M20: 46,105,914 km (0.113 R)
• M21: 59,654,993 km (0.116 R)
• M22: 65,834,582 km (0.072 R)
• M23: 66,291,604 km (0.115 R)
• M24: 66,750,869 km (0.108 R)
• M25: 69,078,462 km (0.112 R)
• M26: 84,999,715 km (0.042 R)
• M27: 96,281,489 km (0.049 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 20,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit