🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.58 AU - 0.72 AU

Year: 201 Days

Day: 45.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,929,729 km

• M1: 26,030 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.57 AU - 3.44 AU

Year: 1990 Days

Day: 22.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.5

Radius: 12.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.69 AU - 4.91 AU

Year: 3414 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,929,729 km

• M1: 150,795 km (0.113 R)
• M2: 644,617 km (0.066 R)
• M3: 1,086,978 km (0.103 R)
• M4: 1,668,914 km (0.096 R)
• M5: 2,467,318 km (0.045 R)
• M6: 3,338,576 km (0.103 R)
• M7: 4,145,357 km (0.115 R)
• M8: 4,675,532 km (0.118 R)
• M9: 5,077,950 km (0.104 R)
• M10: 5,872,165 km (0.107 R)
• M11: 8,203,798 km (0.119 R)
• M12: 8,581,383 km (0.092 R)
• M13: 9,898,742 km (0.117 R)
• M14: 11,815,988 km (0.101 R)
• M15: 16,158,515 km (0.062 R)
• M16: 16,753,466 km (0.103 R)
• M17: 17,306,828 km (0.119 R)
• M18: 18,508,697 km (0.074 R)
• M19: 18,980,828 km (0.116 R)
• M20: 20,072,743 km (0.12 R)
• M21: 20,508,522 km (0.12 R)
• M22: 21,399,078 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.1

Radius: 3.8

Gravity: 20.57 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 10.33 AU - 14.89 AU

Year: 17145 Days

Day: 23.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,929,729 km

• M1: 49,517 km (0.117 R)
• M2: 272,119 km (0.075 R)
• M3: 507,885 km (0.068 R)
• M4: 1,069,326 km (0.079 R)
• M5: 2,216,891 km (0.097 R)
• M6: 4,033,607 km (0.059 R)
• M7: 4,175,875 km (0.109 R)
• M8: 4,685,256 km (0.104 R)
• M9: 4,938,675 km (0.044 R)
• M10: 6,976,198 km (0.032 R)
• M11: 7,264,921 km (0.068 R)
• M12: 8,592,902 km (0.115 R)
• M13: 9,166,759 km (0.093 R)
• M14: 10,284,255 km (0.112 R)
• M15: 11,546,562 km (0.096 R)
• M16: 13,280,701 km (0.085 R)
• M17: 13,916,791 km (0.09 R)
• M18: 14,506,356 km (0.086 R)
• M19: 17,106,217 km (0.108 R)
• M20: 17,782,400 km (0.09 R)
• M21: 23,295,380 km (0.07 R)
• M22: 26,734,336 km (0.11 R)
• M23: 28,888,845 km (0.069 R)
• M24: 29,739,159 km (0.037 R)
• M25: 31,601,204 km (0.095 R)
• M26: 41,547,218 km (0.099 R)
• M27: 48,772,197 km (0.102 R)
• M28: 49,371,935 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.7

Radius: 3

Gravity: 16.97 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 14.53 AU - 19.35 AU

Year: 26696 Days

Day: 18 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,929,729 km

• M1: 37,399 km (0.112 R)
• M2: 214,823 km (0.089 R)
• M3: 379,829 km (0.06 R)
• M4: 600,635 km (0.045 R)
• M5: 790,774 km (0.117 R)
• M6: 942,467 km (0.027 R)
• M7: 1,113,158 km (0.117 R)
• M8: 1,344,885 km (0.109 R)
• M9: 1,501,514 km (0.12 R)
• M10: 1,638,845 km (0.101 R)
• M11: 2,157,500 km (0.097 R)
• M12: 2,253,542 km (0.12 R)
• M13: 2,454,303 km (0.08 R)
• M14: 3,008,413 km (0.078 R)
• M15: 3,226,826 km (0.113 R)
• M16: 3,668,289 km (0.087 R)
• M17: 4,178,269 km (0.112 R)
• M18: 5,803,201 km (0.106 R)
• M19: 6,775,288 km (0.095 R)
• M20: 8,740,854 km (0.12 R)
• M21: 9,592,365 km (0.072 R)
• M22: 12,661,515 km (0.099 R)
• M23: 13,038,352 km (0.067 R)
• M24: 16,548,367 km (0.113 R)
• M25: 18,800,563 km (0.051 R)
• M26: 21,424,958 km (0.117 R)
• M27: 22,230,244 km (0.061 R)
• M28: 26,054,414 km (0.115 R)
• M29: 33,164,950 km (0.112 R)
• M30: 34,000,155 km (0.068 R)
• M31: 36,086,447 km (0.096 R)
• M32: 36,589,395 km (0.043 R)
• M33: 39,174,746 km (0.084 R)
• M34: 44,273,490 km (0.07 R)
• M35: 44,561,167 km (0.084 R)
• M36: 47,505,552 km (0.109 R)
• M37: 51,206,753 km (0.112 R)
• M38: 53,941,701 km (0.105 R)
• M39: 54,434,177 km (0.087 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 15,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit