🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.65 AU - 0.77 AU

Year: 222 Days

Day: 46.1 Hours

Environment

Temp: 194 °C

Axial Tilt: 45.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.96 AU - 1.06 AU

Year: 376 Days

Day: 29.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,873,816 km

• M1: 47,123 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.86 AU - 1.28 AU

Year: 410 Days

Day: 16 Hours

Environment

Temp: 8 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.5 AU - 2.3 AU

Year: 971 Days

Day: 46.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.71 AU - 2.39 AU

Year: 1089 Days

Day: 40.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.39 AU - 3.53 AU

Year: 1889 Days

Day: 27.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 14.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.58 AU - 9.86 AU

Year: 8740 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 107,873,816 km

• M1: 181,612 km (0.098 R)
• M2: 680,521 km (0.057 R)
• M3: 1,697,038 km (0.117 R)
• M4: 2,443,681 km (0.106 R)
• M5: 3,362,960 km (0.103 R)
• M6: 4,241,848 km (0.075 R)
• M7: 6,644,988 km (0.076 R)
• M8: 9,847,280 km (0.116 R)
• M9: 10,654,660 km (0.07 R)
• M10: 11,971,719 km (0.092 R)
• M11: 12,991,528 km (0.104 R)
• M12: 13,548,481 km (0.073 R)
• M13: 14,015,825 km (0.06 R)
• M14: 16,575,893 km (0.12 R)
• M15: 24,851,797 km (0.086 R)
• M16: 26,671,655 km (0.073 R)
• M17: 27,905,538 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.9

Radius: 4.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.21 AU - 17.95 AU

Year: 20646 Days

Day: 22.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 107,873,816 km

• M1: 65,973 km (0.078 R)
• M2: 369,806 km (0.066 R)
• M3: 1,033,422 km (0.086 R)
• M4: 1,375,104 km (0.091 R)
• M5: 1,745,059 km (0.078 R)
• M6: 2,245,763 km (0.104 R)
• M7: 2,492,749 km (0.048 R)
• M8: 6,850,685 km (0.099 R)
• M9: 7,256,694 km (0.096 R)
• M10: 7,757,098 km (0.065 R)
• M11: 9,086,575 km (0.06 R)
• M12: 9,667,463 km (0.057 R)
• M13: 18,263,955 km (0.091 R)
• M14: 20,141,109 km (0.052 R)
• M15: 30,583,340 km (0.116 R)
• M16: 32,086,051 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.9

Radius: 3.6

Gravity: 63.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 18.56 AU - 19.56 AU

Year: 30859 Days

Day: 23.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 107,873,816 km

• M1: 44,879 km (0.116 R)
• M2: 276,307 km (0.047 R)
• M3: 394,340 km (0.109 R)
• M4: 583,880 km (0.099 R)
• M5: 1,208,601 km (0.052 R)
• M6: 1,650,065 km (0.071 R)
• M7: 2,051,436 km (0.114 R)
• M8: 3,545,021 km (0.045 R)
• M9: 4,589,064 km (0.051 R)
• M10: 4,828,271 km (0.112 R)
• M11: 5,374,902 km (0.077 R)
• M12: 5,550,979 km (0.049 R)
• M13: 8,738,161 km (0.068 R)
• M14: 10,068,535 km (0.114 R)
• M15: 10,404,083 km (0.096 R)
• M16: 11,895,424 km (0.107 R)
• M17: 12,346,312 km (0.076 R)
• M18: 15,558,927 km (0.106 R)
• M19: 16,098,077 km (0.082 R)
• M20: 19,493,051 km (0.027 R)
• M21: 20,651,238 km (0.111 R)
• M22: 23,687,028 km (0.117 R)
• M23: 25,992,929 km (0.092 R)
• M24: 28,844,863 km (0.046 R)
• M25: 31,327,888 km (0.103 R)
• M26: 31,755,140 km (0.118 R)
• M27: 36,087,195 km (0.112 R)
• M28: 37,030,111 km (0.115 R)
• M29: 45,172,124 km (0.062 R)
• M30: 47,192,593 km (0.076 R)
• M31: 47,566,289 km (0.107 R)
• M32: 55,253,226 km (0.112 R)
• M33: 56,926,179 km (0.073 R)
• M34: 60,592,523 km (0.118 R)
• M35: 61,255,391 km (0.112 R)
• M36: 63,046,826 km (0.117 R)
• M37: 63,955,483 km (0.12 R)
• M38: 70,806,019 km (0.066 R)
• M39: 71,787,530 km (0.099 R)
• M40: 73,277,076 km (0.096 R)
• M41: 75,040,536 km (0.115 R)
• M42: 99,679,904 km (0.11 R)
• M43: 102,155,300 km (0.091 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 14,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit