🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.61 AU - 0.73 AU

Year: 208 Days

Day: 43.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,857,574 km

• M1: 125,812 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.77 AU - 0.81 AU

Year: 266 Days

Day: 18.6 Hours

Environment

Temp: 163 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,857,574 km

• M1: 118,930 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.74 AU - 1.02 AU

Year: 313 Days

Day: 23.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.79 AU - 1.03 AU

Year: 329 Days

Day: 33.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.81 AU - 3.97 AU

Year: 2364 Days

Day: 34.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,857,574 km

• M1: 1,183,618 km (0.074 R)

Asteroid Belt

Center: 3.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.1

Radius: 9.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.12 AU - 4.38 AU

Year: 3318 Days

Day: 9.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 112,857,574 km

• M1: 114,891 km (0.032 R)
• M2: 542,741 km (0.092 R)
• M3: 885,919 km (0.099 R)
• M4: 1,385,426 km (0.095 R)
• M5: 3,094,282 km (0.089 R)
• M6: 3,723,341 km (0.071 R)
• M7: 4,168,395 km (0.035 R)
• M8: 4,456,371 km (0.109 R)
• M9: 5,719,725 km (0.104 R)
• M10: 6,366,885 km (0.043 R)
• M11: 7,206,877 km (0.077 R)
• M12: 8,024,579 km (0.101 R)
• M13: 10,810,840 km (0.052 R)
• M14: 15,174,759 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 8.4

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 11.3 AU - 11.34 AU

Year: 14425 Days

Day: 8.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 112,857,574 km

• M1: 104,569 km (0.096 R)
• M2: 663,018 km (0.106 R)
• M3: 2,408,825 km (0.092 R)
• M4: 2,804,362 km (0.081 R)
• M5: 3,559,831 km (0.08 R)
• M6: 5,216,627 km (0.099 R)
• M7: 5,542,003 km (0.105 R)
• M8: 6,233,743 km (0.072 R)
• M9: 7,928,538 km (0.078 R)
• M10: 8,262,590 km (0.068 R)
• M11: 10,869,482 km (0.051 R)
• M12: 15,184,782 km (0.117 R)
• M13: 15,925,142 km (0.051 R)
• M14: 20,522,135 km (0.106 R)
• M15: 32,587,652 km (0.098 R)
• M16: 39,187,013 km (0.12 R)
• M17: 56,165,473 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.2

Radius: 5.1

Gravity: 38.03 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 18.34 AU - 18.6 AU

Year: 30064 Days

Day: 15.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 112,857,574 km

• M1: 65,973 km (0.068 R)
• M2: 436,527 km (0.03 R)
• M3: 721,211 km (0.088 R)
• M4: 899,831 km (0.111 R)
• M5: 1,890,019 km (0.081 R)
• M6: 2,647,134 km (0.035 R)
• M7: 3,555,493 km (0.103 R)
• M8: 4,007,428 km (0.119 R)
• M9: 5,282,151 km (0.038 R)
• M10: 6,059,312 km (0.103 R)
• M11: 7,951,576 km (0.115 R)
• M12: 10,070,181 km (0.059 R)
• M13: 10,273,484 km (0.063 R)
• M14: 10,548,744 km (0.077 R)
• M15: 11,114,075 km (0.073 R)
• M16: 11,551,200 km (0.098 R)
• M17: 12,851,953 km (0.045 R)
• M18: 13,171,644 km (0.116 R)
• M19: 14,937,796 km (0.111 R)
• M20: 16,385,156 km (0.073 R)
• M21: 22,299,358 km (0.086 R)
• M22: 24,671,382 km (0.109 R)
• M23: 27,206,467 km (0.119 R)
• M24: 28,672,077 km (0.114 R)
• M25: 29,355,441 km (0.057 R)
• M26: 33,534,008 km (0.062 R)
• M27: 37,928,745 km (0.111 R)
• M28: 40,093,426 km (0.096 R)
• M29: 40,775,742 km (0.072 R)
• M30: 41,119,817 km (0.077 R)
• M31: 46,515,513 km (0.088 R)
• M32: 49,577,333 km (0.088 R)
• M33: 59,343,231 km (0.094 R)
• M34: 60,452,051 km (0.114 R)
• M35: 61,800,526 km (0.083 R)
• M36: 64,790,987 km (0.045 R)
• M37: 65,024,958 km (0.091 R)
• M38: 67,155,980 km (0.089 R)
• M39: 69,823,310 km (0.081 R)
• M40: 73,827,596 km (0.066 R)
• M41: 100,168,640 km (0.112 R)
• M42: 104,286,321 km (0.086 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: 337 - 20,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit