🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.56 AU - 0.56 AU

Year: 177 Days

Day: 23.7 Hours

Environment

Temp: 78 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.57 AU - 0.79 AU

Year: 236 Days

Day: 15.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.95 AU - 1.31 AU

Year: 507 Days

Day: 26.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.7 AU - 2.66 AU

Year: 1358 Days

Day: 43 Hours

Environment

Temp: -125 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,070,889 km

• M1: 556,654 km (0.044 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.94 AU - 2.5 AU

Year: 1395 Days

Day: 14.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638

Radius: 12.5

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.9 AU - 4.54 AU

Year: 3656 Days

Day: 13.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,070,889 km

• M1: 156,031 km (0.035 R)
• M2: 593,006 km (0.045 R)
• M3: 1,166,265 km (0.113 R)
• M4: 2,139,848 km (0.11 R)
• M5: 2,785,213 km (0.119 R)
• M6: 3,576,735 km (0.056 R)
• M7: 4,176,773 km (0.112 R)
• M8: 4,582,482 km (0.068 R)
• M9: 5,139,285 km (0.088 R)
• M10: 5,795,422 km (0.084 R)
• M11: 6,929,972 km (0.105 R)
• M12: 7,468,674 km (0.08 R)
• M13: 9,444,114 km (0.099 R)
• M14: 10,389,273 km (0.054 R)
• M15: 11,879,567 km (0.12 R)
• M16: 13,556,559 km (0.06 R)
• M17: 13,999,369 km (0.109 R)
• M18: 14,451,902 km (0.117 R)
• M19: 16,305,270 km (0.063 R)
• M20: 18,371,815 km (0.04 R)
• M21: 19,780,429 km (0.055 R)
• M22: 20,478,901 km (0.058 R)
• M23: 21,325,625 km (0.092 R)

Asteroid Belt

Center: 7.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 394.1

Radius: 4.6

Gravity: 18.62 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.42 AU - 10.88 AU

Year: 14658 Days

Day: 21.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 59.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,070,889 km

• M1: 57,296 km (0.06 R)
• M2: 318,643 km (0.044 R)
• M3: 506,389 km (0.094 R)
• M4: 666,309 km (0.045 R)
• M5: 1,310,477 km (0.07 R)
• M6: 2,167,374 km (0.083 R)
• M7: 2,766,962 km (0.075 R)
• M8: 6,028,944 km (0.06 R)
• M9: 6,441,984 km (0.083 R)
• M10: 7,621,114 km (0.116 R)
• M11: 10,664,533 km (0.063 R)
• M12: 14,563,502 km (0.081 R)
• M13: 18,063,045 km (0.084 R)
• M14: 21,996,871 km (0.065 R)
• M15: 22,436,838 km (0.092 R)
• M16: 24,630,541 km (0.065 R)
• M17: 26,465,659 km (0.057 R)
• M18: 36,160,797 km (0.112 R)
• M19: 43,422,278 km (0.106 R)
• M20: 43,975,341 km (0.1 R)
• M21: 45,378,270 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.1

Radius: 6.9

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 13.08 AU - 16.42 AU

Year: 23892 Days

Day: 24.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,070,889 km

• M1: 85,869 km (0.061 R)
• M2: 378,931 km (0.106 R)
• M3: 1,399,937 km (0.073 R)
• M4: 2,098,110 km (0.115 R)
• M5: 2,875,121 km (0.063 R)
• M6: 4,259,201 km (0.076 R)
• M7: 4,646,809 km (0.092 R)
• M8: 7,140,905 km (0.118 R)
• M9: 8,103,866 km (0.119 R)
• M10: 8,479,656 km (0.093 R)
• M11: 9,978,178 km (0.094 R)
• M12: 11,577,678 km (0.086 R)
• M13: 13,193,784 km (0.104 R)
• M14: 13,638,838 km (0.1 R)
• M15: 13,865,179 km (0.114 R)
• M16: 14,170,808 km (0.076 R)
• M17: 15,520,181 km (0.11 R)
• M18: 17,302,639 km (0.044 R)
• M19: 21,067,569 km (0.025 R)
• M20: 23,033,435 km (0.073 R)
• M21: 23,570,341 km (0.074 R)
• M22: 26,732,840 km (0.117 R)
• M23: 27,565,502 km (0.1 R)
• M24: 32,255,994 km (0.114 R)
• M25: 33,472,374 km (0.064 R)
• M26: 37,599,779 km (0.079 R)
• M27: 39,098,151 km (0.116 R)
• M28: 43,017,466 km (0.114 R)
• M29: 49,642,109 km (0.091 R)
• M30: 55,368,865 km (0.1 R)
• M31: 64,019,661 km (0.08 R)
• M32: 66,585,264 km (0.056 R)
• M33: 71,465,446 km (0.085 R)
• M34: 71,692,685 km (0.083 R)
• M35: 82,929,580 km (0.113 R)
• M36: 84,443,510 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.1

Radius: 7.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.75 AU - 21.25 AU

Year: 29562 Days

Day: 19.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,070,889 km

• M1: 98,286 km (0.039 R)
• M2: 356,193 km (0.097 R)
• M3: 733,778 km (0.098 R)
• M4: 1,733,241 km (0.091 R)
• M5: 2,892,924 km (0.067 R)
• M6: 5,582,245 km (0.092 R)
• M7: 6,826,450 km (0.106 R)
• M8: 8,606,814 km (0.07 R)
• M9: 10,362,196 km (0.092 R)
• M10: 15,361,308 km (0.111 R)
• M11: 15,701,493 km (0.12 R)
• M12: 19,149,425 km (0.087 R)
• M13: 25,360,729 km (0.101 R)
• M14: 25,740,707 km (0.094 R)
• M15: 28,814,644 km (0.067 R)
• M16: 47,760,467 km (0.101 R)
• M17: 48,049,639 km (0.12 R)
• M18: 48,340,009 km (0.031 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 19,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit