🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.82 AU - 0.86 AU

Year: 287 Days

Day: 18.9 Hours

Environment

Temp: 84 °C

Axial Tilt: 60.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.88 AU - 1.18 AU

Year: 390 Days

Day: 31.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.14 AU - 1.66 AU

Year: 618 Days

Day: 16.5 Hours

Environment

Temp: -42 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.4 AU - 1.52 AU

Year: 658 Days

Day: 18.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.81 AU - 4.53 AU

Year: 2621 Days

Day: 40.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.1

Radius: 7.9

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 10.52 AU - 17.34 AU

Year: 19381 Days

Day: 18.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 99,611,177 km

• M1: 98,735 km (0.098 R)
• M2: 712,086 km (0.116 R)
• M3: 1,672,205 km (0.11 R)
• M4: 2,320,113 km (0.111 R)
• M5: 3,431,177 km (0.101 R)
• M6: 5,430,104 km (0.056 R)
• M7: 6,212,201 km (0.117 R)
• M8: 7,846,408 km (0.095 R)
• M9: 10,712,853 km (0.051 R)
• M10: 12,900,423 km (0.119 R)
• M11: 14,437,990 km (0.1 R)
• M12: 19,129,379 km (0.108 R)
• M13: 21,024,784 km (0.111 R)
• M14: 21,716,824 km (0.092 R)
• M15: 22,220,370 km (0.033 R)
• M16: 24,097,674 km (0.118 R)
• M17: 35,504,362 km (0.097 R)
• M18: 35,782,763 km (0.094 R)
• M19: 36,485,125 km (0.112 R)
• M20: 40,135,912 km (0.101 R)
• M21: 40,437,950 km (0.113 R)
• M22: 41,046,963 km (0.048 R)
• M23: 47,476,081 km (0.115 R)
• M24: 53,992,415 km (0.107 R)
• M25: 54,730,680 km (0.079 R)
• M26: 57,176,456 km (0.05 R)
• M27: 59,302,242 km (0.099 R)
• M28: 62,893,338 km (0.11 R)
• M29: 66,627,002 km (0.109 R)
• M30: 67,263,242 km (0.085 R)
• M31: 68,117,894 km (0.091 R)
• M32: 68,979,877 km (0.111 R)
• M33: 73,850,784 km (0.092 R)
• M34: 76,370,012 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.8

Radius: 7.2

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 13.08 AU - 20.28 AU

Year: 25395 Days

Day: 15.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,611,177 km

• M1: 90,956 km (0.11 R)
• M2: 582,085 km (0.112 R)
• M3: 806,482 km (0.058 R)
• M4: 1,301,352 km (0.101 R)
• M5: 1,539,960 km (0.031 R)
• M6: 2,629,931 km (0.089 R)
• M7: 2,988,666 km (0.082 R)
• M8: 4,062,779 km (0.083 R)
• M9: 4,614,795 km (0.114 R)
• M10: 5,022,599 km (0.064 R)
• M11: 5,867,677 km (0.115 R)
• M12: 8,097,284 km (0.072 R)
• M13: 9,664,770 km (0.076 R)
• M14: 10,394,808 km (0.1 R)
• M15: 10,646,132 km (0.06 R)
• M16: 13,240,608 km (0.06 R)
• M17: 15,080,363 km (0.112 R)
• M18: 21,106,315 km (0.107 R)
• M19: 24,039,929 km (0.11 R)
• M20: 30,830,027 km (0.101 R)
• M21: 34,311,917 km (0.062 R)
• M22: 37,162,355 km (0.077 R)
• M23: 40,166,879 km (0.1 R)
• M24: 41,412,730 km (0.115 R)
• M25: 45,639,618 km (0.117 R)
• M26: 46,484,098 km (0.101 R)
• M27: 50,863,725 km (0.087 R)
• M28: 52,689,866 km (0.039 R)
• M29: 69,565,403 km (0.057 R)
• M30: 74,109,888 km (0.099 R)
• M31: 82,781,478 km (0.091 R)

Asteroid Belt

Center: 17.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 6.8

Gravity: 17.49 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 13.55 AU - 21.69 AU

Year: 27572 Days

Day: 23.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 99,611,177 km

• M1: 84,523 km (0.115 R)
• M2: 484,697 km (0.063 R)
• M3: 929,452 km (0.107 R)
• M4: 1,443,320 km (0.112 R)
• M5: 2,087,339 km (0.104 R)
• M6: 2,316,523 km (0.094 R)
• M7: 3,532,754 km (0.117 R)
• M8: 3,859,924 km (0.101 R)
• M9: 4,884,520 km (0.101 R)
• M10: 6,125,734 km (0.12 R)
• M11: 7,301,423 km (0.112 R)
• M12: 7,564,117 km (0.119 R)
• M13: 8,276,951 km (0.063 R)
• M14: 8,854,997 km (0.112 R)
• M15: 9,153,894 km (0.087 R)
• M16: 13,758,367 km (0.069 R)
• M17: 16,553,154 km (0.076 R)
• M18: 19,303,212 km (0.116 R)
• M19: 25,328,116 km (0.083 R)
• M20: 30,829,877 km (0.101 R)
• M21: 38,011,921 km (0.098 R)
• M22: 38,643,224 km (0.045 R)
• M23: 40,415,211 km (0.048 R)
• M24: 40,907,687 km (0.116 R)
• M25: 41,737,357 km (0.088 R)
• M26: 47,133,652 km (0.091 R)
• M27: 47,862,193 km (0.11 R)
• M28: 49,528,713 km (0.118 R)
• M29: 54,559,839 km (0.088 R)
• M30: 56,787,202 km (0.109 R)
• M31: 62,073,243 km (0.085 R)
• M32: 63,610,211 km (0.102 R)
• M33: 68,140,633 km (0.076 R)
• M34: 77,837,717 km (0.096 R)
• M35: 80,139,430 km (0.097 R)
• M36: 82,486,172 km (0.116 R)
• M37: 83,278,591 km (0.111 R)
• M38: 84,878,391 km (0.107 R)
• M39: 88,139,325 km (0.079 R)
• M40: 89,522,358 km (0.107 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 19,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit