🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.7 AU - 0.92 AU

Year: 269 Days

Day: 23.4 Hours

Environment

Temp: 90 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 79,603,049 km

• M1: 21,542 km (0.098 R)
• M2: 203,603 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.86 AU - 1.24 AU

Year: 397 Days

Day: 44.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,603,049 km

• M1: 492,027 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.29 AU - 1.43 AU

Year: 585 Days

Day: 20.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,603,049 km

• M1: 101,876 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.54 AU - 2.96 AU

Year: 1683 Days

Day: 24 Hours

Environment

Temp: -97 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.8 AU - 4.2 AU

Year: 2416 Days

Day: 34.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.8

Radius: 12.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.94 AU - 5.74 AU

Year: 3929 Days

Day: 13.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,603,049 km

• M1: 154,535 km (0.099 R)
• M2: 760,406 km (0.111 R)
• M3: 1,352,514 km (0.112 R)
• M4: 2,513,095 km (0.115 R)
• M5: 3,543,525 km (0.038 R)
• M6: 3,978,256 km (0.03 R)
• M7: 4,404,311 km (0.117 R)
• M8: 6,453,353 km (0.081 R)
• M9: 7,166,935 km (0.117 R)
• M10: 7,866,604 km (0.112 R)
• M11: 9,931,055 km (0.096 R)
• M12: 10,599,159 km (0.113 R)
• M13: 11,088,643 km (0.05 R)
• M14: 12,378,925 km (0.064 R)
• M15: 12,784,933 km (0.064 R)
• M16: 13,386,915 km (0.094 R)
• M17: 13,911,106 km (0.098 R)
• M18: 14,350,176 km (0.109 R)
• M19: 17,349,164 km (0.106 R)
• M20: 18,203,069 km (0.099 R)
• M21: 19,627,390 km (0.106 R)
• M22: 20,869,950 km (0.096 R)
• M23: 21,510,678 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999

Radius: 5

Gravity: 39.96 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 11.06 AU - 15.36 AU

Year: 17715 Days

Day: 21.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,603,049 km

• M1: 62,382 km (0.027 R)
• M2: 221,255 km (0.12 R)
• M3: 406,607 km (0.099 R)
• M4: 788,082 km (0.051 R)
• M5: 1,203,216 km (0.095 R)
• M6: 1,627,326 km (0.086 R)
• M7: 2,274,336 km (0.119 R)
• M8: 2,454,153 km (0.115 R)
• M9: 2,619,309 km (0.098 R)
• M10: 2,842,659 km (0.096 R)
• M11: 3,215,307 km (0.118 R)
• M12: 3,530,360 km (0.117 R)
• M13: 4,888,858 km (0.092 R)
• M14: 6,038,219 km (0.116 R)
• M15: 6,882,250 km (0.067 R)
• M16: 8,638,379 km (0.112 R)
• M17: 10,548,595 km (0.097 R)
• M18: 11,372,729 km (0.044 R)
• M19: 11,568,852 km (0.079 R)
• M20: 12,170,834 km (0.073 R)
• M21: 13,220,263 km (0.11 R)
• M22: 14,328,484 km (0.113 R)
• M23: 16,145,949 km (0.11 R)
• M24: 25,176,125 km (0.093 R)
• M25: 33,609,406 km (0.06 R)
• M26: 34,013,619 km (0.072 R)
• M27: 48,040,364 km (0.107 R)
• M28: 49,938,462 km (0.082 R)
• M29: 51,707,008 km (0.11 R)
• M30: 52,787,853 km (0.086 R)
• M31: 57,262,325 km (0.06 R)
• M32: 58,031,856 km (0.119 R)
• M33: 60,183,523 km (0.093 R)
• M34: 64,024,149 km (0.049 R)
• M35: 68,671,706 km (0.055 R)
• M36: 68,888,024 km (0.101 R)
• M37: 70,196,258 km (0.067 R)
• M38: 79,581,579 km (0.106 R)

Asteroid Belt

Center: 14.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.1

Radius: 6.7

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 15.08 AU - 17.38 AU

Year: 24124 Days

Day: 20.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,603,049 km

• M1: 83,326 km (0.097 R)
• M2: 628,760 km (0.117 R)
• M3: 895,942 km (0.094 R)
• M4: 1,810,284 km (0.091 R)
• M5: 2,361,702 km (0.069 R)
• M6: 2,592,531 km (0.103 R)
• M7: 3,981,996 km (0.116 R)
• M8: 9,155,240 km (0.1 R)
• M9: 9,611,663 km (0.059 R)
• M10: 16,581,727 km (0.076 R)
• M11: 23,574,081 km (0.059 R)
• M12: 30,011,876 km (0.083 R)
• M13: 34,306,083 km (0.046 R)
• M14: 36,245,470 km (0.074 R)
• M15: 42,187,048 km (0.11 R)
• M16: 46,879,186 km (0.065 R)
• M17: 58,053,249 km (0.119 R)
• M18: 58,440,558 km (0.103 R)
• M19: 59,220,411 km (0.093 R)
• M20: 61,000,327 km (0.078 R)
• M21: 64,045,541 km (0.113 R)
• M22: 65,920,601 km (0.062 R)
• M23: 73,560,415 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 13,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit