🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.52 AU - 0.56 AU

Year: 153 Days

Day: 23.2 Hours

Environment

Temp: 128 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.89 AU - 1.19 AU

Year: 408 Days

Day: 16.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.01 AU - 1.51 AU

Year: 545 Days

Day: 26.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.3

Radius: 9.2

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.2 AU - 7.68 AU

Year: 7039 Days

Day: 7 Hours

Environment

Temp: -160 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,583,472 km

• M1: 114,742 km (0.118 R)
• M2: 471,084 km (0.112 R)
• M3: 1,388,867 km (0.057 R)
• M4: 2,289,147 km (0.101 R)
• M5: 3,114,029 km (0.085 R)
• M6: 3,444,641 km (0.066 R)
• M7: 5,402,727 km (0.057 R)
• M8: 6,708,268 km (0.104 R)
• M9: 7,074,483 km (0.112 R)
• M10: 9,605,829 km (0.081 R)
• M11: 10,024,404 km (0.095 R)
• M12: 11,405,342 km (0.104 R)
• M13: 14,662,087 km (0.097 R)
• M14: 15,723,035 km (0.092 R)
• M15: 16,436,318 km (0.11 R)
• M16: 17,857,797 km (0.041 R)
• M17: 18,634,360 km (0.084 R)
• M18: 20,789,167 km (0.101 R)
• M19: 24,367,997 km (0.025 R)
• M20: 28,814,495 km (0.103 R)
• M21: 30,975,885 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.5

Radius: 3.8

Gravity: 58.62 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 9.23 AU - 14.97 AU

Year: 16205 Days

Day: 23.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,583,472 km

• M1: 64,925 km (0.055 R)
• M2: 565,031 km (0.106 R)
• M3: 1,367,025 km (0.119 R)
• M4: 1,671,756 km (0.09 R)
• M5: 2,689,620 km (0.113 R)
• M6: 2,834,580 km (0.11 R)
• M7: 3,467,529 km (0.088 R)
• M8: 3,907,945 km (0.101 R)
• M9: 4,031,513 km (0.096 R)
• M10: 5,725,111 km (0.104 R)
• M11: 9,454,585 km (0.082 R)
• M12: 10,018,869 km (0.087 R)
• M13: 10,725,270 km (0.044 R)
• M14: 12,501,595 km (0.084 R)
• M15: 14,391,166 km (0.108 R)
• M16: 16,144,153 km (0.113 R)
• M17: 16,462,946 km (0.115 R)
• M18: 16,785,928 km (0.071 R)
• M19: 17,611,709 km (0.117 R)
• M20: 19,793,893 km (0.052 R)
• M21: 21,472,381 km (0.102 R)
• M22: 21,857,745 km (0.113 R)
• M23: 22,346,032 km (0.098 R)
• M24: 22,741,868 km (0.07 R)
• M25: 23,547,453 km (0.11 R)
• M26: 30,205,605 km (0.044 R)
• M27: 30,326,032 km (0.104 R)
• M28: 38,438,126 km (0.107 R)
• M29: 40,743,728 km (0.078 R)
• M30: 44,062,258 km (0.084 R)
• M31: 49,037,733 km (0.068 R)
• M32: 51,059,997 km (0.096 R)
• M33: 59,138,581 km (0.11 R)
• M34: 62,204,291 km (0.114 R)
• M35: 64,372,413 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.4

Radius: 5.2

Gravity: 24.24 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 17.69 AU - 18.55 AU

Year: 29697 Days

Day: 22.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,583,472 km

• M1: 64,776 km (0.109 R)
• M2: 241,750 km (0.066 R)
• M3: 535,411 km (0.051 R)
• M4: 712,684 km (0.086 R)
• M5: 1,266,795 km (0.066 R)
• M6: 1,481,318 km (0.079 R)
• M7: 2,322,208 km (0.11 R)
• M8: 2,914,017 km (0.065 R)
• M9: 3,505,826 km (0.093 R)
• M10: 3,730,971 km (0.075 R)
• M11: 4,069,212 km (0.076 R)
• M12: 4,729,237 km (0.06 R)
• M13: 4,964,405 km (0.077 R)
• M14: 6,447,369 km (0.12 R)
• M15: 6,736,691 km (0.109 R)
• M16: 11,052,889 km (0.044 R)
• M17: 12,254,459 km (0.072 R)
• M18: 13,307,479 km (0.113 R)
• M19: 14,582,950 km (0.11 R)
• M20: 26,476,729 km (0.07 R)
• M21: 28,356,576 km (0.039 R)
• M22: 39,902,838 km (0.095 R)
• M23: 46,699,369 km (0.055 R)
• M24: 52,082,349 km (0.117 R)
• M25: 54,425,650 km (0.085 R)
• M26: 54,624,167 km (0.088 R)
• M27: 57,247,365 km (0.118 R)
• M28: 59,742,209 km (0.077 R)
• M29: 60,377,102 km (0.103 R)
• M30: 69,509,903 km (0.092 R)
• M31: 71,630,901 km (0.09 R)
• M32: 83,411,135 km (0.094 R)
• M33: 84,469,391 km (0.101 R)
• M34: 94,974,153 km (0.086 R)
• M35: 97,291,274 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 14,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit