🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.46 AU - 0.54 AU

Year: 128 Days

Day: 36.7 Hours

Environment

Temp: 231 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.5 AU - 0.72 AU

Year: 173 Days

Day: 44.4 Hours

Environment

Temp: 188 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,755,495 km

• M1: 59,839 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.7 AU - 0.86 AU

Year: 250 Days

Day: 20.1 Hours

Environment

Temp: 132 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,755,495 km

• M1: 128,355 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.69 AU - 1.05 AU

Year: 295 Days

Day: 13.1 Hours

Environment

Temp: 109 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.21 AU - 1.25 AU

Year: 496 Days

Day: 47.4 Hours

Environment

Temp: 15 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.36 AU - 2.42 AU

Year: 1343 Days

Day: 28.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 158.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,755,495 km

• M1: 40,391 km (0.081 R)
• M2: 1,044,343 km (0.086 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.62 AU - 3.76 AU

Year: 2576 Days

Day: 18.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.7

Radius: 14.9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.9 AU - 7.72 AU

Year: 6459 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,755,495 km

• M1: 185,352 km (0.11 R)
• M2: 784,641 km (0.104 R)
• M3: 1,348,026 km (0.12 R)
• M4: 1,877,154 km (0.092 R)
• M5: 2,838,919 km (0.114 R)
• M6: 3,311,648 km (0.119 R)
• M7: 4,063,377 km (0.077 R)
• M8: 4,542,689 km (0.051 R)
• M9: 5,033,071 km (0.061 R)
• M10: 5,587,780 km (0.119 R)
• M11: 7,053,988 km (0.032 R)
• M12: 10,034,726 km (0.113 R)
• M13: 11,851,592 km (0.047 R)
• M14: 12,536,750 km (0.045 R)
• M15: 14,640,844 km (0.119 R)
• M16: 20,289,361 km (0.058 R)
• M17: 21,991,485 km (0.106 R)
• M18: 22,579,405 km (0.093 R)
• M19: 27,924,238 km (0.053 R)
• M20: 29,492,323 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.7

Radius: 3.6

Gravity: 55.46 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 10.64 AU - 15.84 AU

Year: 17509 Days

Day: 15.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,755,495 km

• M1: 52,060 km (0.092 R)
• M2: 196,572 km (0.094 R)
• M3: 339,886 km (0.075 R)
• M4: 569,070 km (0.081 R)
• M5: 905,067 km (0.098 R)
• M6: 1,123,330 km (0.115 R)
• M7: 1,259,165 km (0.026 R)
• M8: 1,953,898 km (0.036 R)
• M9: 3,714,366 km (0.116 R)
• M10: 3,955,517 km (0.076 R)
• M11: 4,111,548 km (0.067 R)
• M12: 4,369,604 km (0.116 R)
• M13: 4,672,839 km (0.116 R)
• M14: 5,026,040 km (0.079 R)
• M15: 5,825,191 km (0.099 R)
• M16: 8,012,312 km (0.077 R)
• M17: 10,044,749 km (0.06 R)
• M18: 11,617,771 km (0.069 R)
• M19: 13,770,035 km (0.071 R)
• M20: 14,420,038 km (0.101 R)
• M21: 15,318,224 km (0.033 R)
• M22: 15,471,561 km (0.1 R)
• M23: 16,815,698 km (0.1 R)
• M24: 17,810,075 km (0.067 R)
• M25: 19,824,411 km (0.115 R)
• M26: 20,466,335 km (0.096 R)
• M27: 25,352,950 km (0.051 R)
• M28: 26,327,580 km (0.108 R)
• M29: 36,248,611 km (0.089 R)
• M30: 36,384,596 km (0.04 R)
• M31: 38,182,762 km (0.084 R)
• M32: 39,175,194 km (0.065 R)
• M33: 39,461,824 km (0.074 R)
• M34: 45,335,336 km (0.114 R)
• M35: 46,287,676 km (0.101 R)
• M36: 51,421,276 km (0.081 R)
• M37: 54,569,414 km (0.114 R)
• M38: 59,340,090 km (0.028 R)
• M39: 65,181,139 km (0.1 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 20,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit