🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.55 AU - 0.57 AU

Year: 159 Days

Day: 38.5 Hours

Environment

Temp: 205 °C

Axial Tilt: 43.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.82 AU - 1.1 AU

Year: 356 Days

Day: 25 Hours

Environment

Temp: 33 °C

Axial Tilt: 82.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.88 AU - 1.04 AU

Year: 356 Days

Day: 47.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.67 AU - 3.97 AU

Year: 2291 Days

Day: 17.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.83 AU - 4.53 AU

Year: 3237 Days

Day: 32.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,805,237 km

• M1: 3,073,189 km (0.102 R)

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 15

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.08 AU - 6.58 AU

Year: 4661 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,805,237 km

• M1: 186,698 km (0.056 R)
• M2: 807,230 km (0.116 R)
• M3: 1,318,705 km (0.09 R)
• M4: 2,480,482 km (0.099 R)
• M5: 3,089,645 km (0.081 R)
• M6: 4,225,242 km (0.108 R)
• M7: 4,756,315 km (0.07 R)
• M8: 5,569,978 km (0.081 R)
• M9: 6,716,047 km (0.088 R)
• M10: 7,410,630 km (0.089 R)
• M11: 8,014,108 km (0.092 R)
• M12: 9,707,256 km (0.085 R)
• M13: 10,638,503 km (0.115 R)
• M14: 13,446,605 km (0.106 R)
• M15: 14,093,017 km (0.067 R)
• M16: 14,655,954 km (0.082 R)
• M17: 15,609,790 km (0.071 R)
• M18: 18,355,958 km (0.112 R)
• M19: 20,227,577 km (0.109 R)
• M20: 22,917,347 km (0.105 R)
• M21: 24,421,104 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.3

Radius: 8.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.9 AU - 9.52 AU

Year: 8108 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,805,237 km

• M1: 109,506 km (0.036 R)
• M2: 602,730 km (0.079 R)
• M3: 994,975 km (0.093 R)
• M4: 1,314,367 km (0.045 R)
• M5: 1,750,295 km (0.119 R)
• M6: 2,138,502 km (0.117 R)
• M7: 2,663,590 km (0.036 R)
• M8: 4,056,197 km (0.081 R)
• M9: 4,668,800 km (0.09 R)
• M10: 5,085,280 km (0.081 R)
• M11: 5,797,665 km (0.108 R)
• M12: 7,098,868 km (0.068 R)
• M13: 7,953,820 km (0.117 R)
• M14: 8,620,876 km (0.043 R)
• M15: 11,666,540 km (0.068 R)
• M16: 12,069,107 km (0.091 R)
• M17: 12,480,950 km (0.117 R)
• M18: 18,602,495 km (0.108 R)
• M19: 19,839,071 km (0.063 R)
• M20: 21,261,597 km (0.102 R)
• M21: 22,820,258 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.3

Radius: 4.4

Gravity: 49.03 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 14.42 AU - 17.04 AU

Year: 23629 Days

Day: 21.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,805,237 km

• M1: 54,753 km (0.066 R)
• M2: 314,754 km (0.072 R)
• M3: 580,141 km (0.082 R)
• M4: 790,176 km (0.095 R)
• M5: 970,292 km (0.031 R)
• M6: 1,607,429 km (0.081 R)
• M7: 1,778,419 km (0.063 R)
• M8: 2,157,052 km (0.062 R)
• M9: 2,462,531 km (0.088 R)
• M10: 3,218,149 km (0.066 R)
• M11: 5,011,529 km (0.047 R)
• M12: 5,295,017 km (0.114 R)
• M13: 6,777,980 km (0.119 R)
• M14: 9,038,853 km (0.077 R)
• M15: 14,321,154 km (0.113 R)
• M16: 14,974,448 km (0.109 R)
• M17: 16,516,802 km (0.094 R)
• M18: 23,746,867 km (0.076 R)
• M19: 26,437,534 km (0.059 R)
• M20: 27,543,511 km (0.104 R)
• M21: 30,911,258 km (0.08 R)
• M22: 33,255,607 km (0.118 R)
• M23: 33,966,945 km (0.086 R)
• M24: 38,605,825 km (0.039 R)
• M25: 42,975,280 km (0.082 R)
• M26: 43,819,012 km (0.101 R)
• M27: 49,482,338 km (0.071 R)
• M28: 50,036,897 km (0.11 R)
• M29: 51,536,317 km (0.077 R)
• M30: 52,106,285 km (0.118 R)
• M31: 52,872,675 km (0.118 R)
• M32: 54,624,466 km (0.071 R)
• M33: 55,614,205 km (0.075 R)
• M34: 68,439,380 km (0.079 R)
• M35: 70,285,418 km (0.114 R)
• M36: 70,518,491 km (0.089 R)
• M37: 77,007,898 km (0.119 R)
• M38: 80,015,563 km (0.108 R)
• M39: 81,805,651 km (0.041 R)
• M40: 82,580,867 km (0.118 R)
• M41: 86,263,817 km (0.044 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 17,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit