🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.65 AU - 1.07 AU

Year: 305 Days

Day: 37.9 Hours

Environment

Temp: 32 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.79 AU - 1.17 AU

Year: 371 Days

Day: 30.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 109,648,288 km

• M1: 137,480 km (0.081 R)
• M2: 382,821 km (0.085 R)

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.6

Radius: 11.6

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 10.29 AU - 11.03 AU

Year: 13326 Days

Day: 12.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 109,648,288 km

• M1: 144,212 km (0.031 R)
• M2: 640,877 km (0.066 R)
• M3: 1,871,769 km (0.056 R)
• M4: 2,516,087 km (0.101 R)
• M5: 4,327,717 km (0.111 R)
• M6: 5,120,735 km (0.115 R)
• M7: 12,100,972 km (0.103 R)
• M8: 18,325,440 km (0.056 R)
• M9: 22,687,415 km (0.094 R)
• M10: 30,109,563 km (0.084 R)
• M11: 31,011,489 km (0.092 R)
• M12: 34,148,257 km (0.081 R)
• M13: 37,375,831 km (0.059 R)
• M14: 39,478,429 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.1

Radius: 14.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.02 AU - 13.5 AU

Year: 14467 Days

Day: 5.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 109,648,288 km

• M1: 179,966 km (0.101 R)
• M2: 882,627 km (0.049 R)
• M3: 1,566,589 km (0.098 R)
• M4: 2,173,807 km (0.078 R)
• M5: 2,631,127 km (0.064 R)
• M6: 3,153,523 km (0.092 R)
• M7: 4,524,139 km (0.096 R)
• M8: 5,216,927 km (0.099 R)
• M9: 6,333,974 km (0.099 R)
• M10: 6,892,124 km (0.07 R)
• M11: 9,040,199 km (0.051 R)
• M12: 9,556,761 km (0.063 R)
• M13: 12,214,517 km (0.081 R)
• M14: 12,846,867 km (0.088 R)
• M15: 13,683,119 km (0.067 R)
• M16: 17,684,712 km (0.092 R)
• M17: 18,719,930 km (0.101 R)
• M18: 19,795,239 km (0.079 R)
• M19: 22,237,873 km (0.113 R)
• M20: 23,619,709 km (0.118 R)
• M21: 24,693,223 km (0.078 R)
• M22: 25,892,549 km (0.036 R)
• M23: 26,364,082 km (0.112 R)
• M24: 29,518,801 km (0.06 R)
• M25: 30,449,749 km (0.104 R)
• M26: 31,081,052 km (0.05 R)
• M27: 32,697,607 km (0.064 R)
• M28: 34,596,901 km (0.074 R)
• M29: 35,747,907 km (0.068 R)
• M30: 36,686,933 km (0.094 R)
• M31: 37,762,991 km (0.104 R)
• M32: 45,481,493 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.7

Radius: 5

Gravity: 37.15 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 17.57 AU - 19.27 AU

Year: 30269 Days

Day: 15.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 109,648,288 km

• M1: 62,233 km (0.118 R)
• M2: 616,942 km (0.09 R)
• M3: 963,111 km (0.113 R)
• M4: 1,713,793 km (0.039 R)
• M5: 2,034,830 km (0.085 R)
• M6: 2,550,344 km (0.111 R)
• M7: 3,697,760 km (0.068 R)
• M8: 4,697,822 km (0.078 R)
• M9: 5,369,068 km (0.116 R)
• M10: 7,877,973 km (0.05 R)
• M11: 10,172,356 km (0.093 R)
• M12: 11,002,923 km (0.105 R)
• M13: 12,955,924 km (0.095 R)
• M14: 20,826,118 km (0.07 R)
• M15: 21,264,739 km (0.077 R)
• M16: 21,486,443 km (0.106 R)
• M17: 22,274,225 km (0.109 R)
• M18: 23,550,894 km (0.064 R)
• M19: 25,743,998 km (0.053 R)
• M20: 33,282,235 km (0.093 R)
• M21: 45,386,648 km (0.06 R)
• M22: 45,938,664 km (0.078 R)
• M23: 47,621,490 km (0.104 R)
• M24: 61,684,288 km (0.094 R)
• M25: 63,960,719 km (0.081 R)
• M26: 69,651,422 km (0.044 R)
• M27: 73,627,135 km (0.103 R)
• M28: 76,446,307 km (0.118 R)
• M29: 84,222,105 km (0.111 R)
• M30: 86,174,956 km (0.032 R)
• M31: 99,763,978 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.7

Radius: 4.1

Gravity: 50.96 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 16.47 AU - 20.91 AU

Year: 30937 Days

Day: 24.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 109,648,288 km

• M1: 51,312 km (0.081 R)
• M2: 851,212 km (0.032 R)
• M3: 2,184,279 km (0.119 R)
• M4: 2,330,286 km (0.038 R)
• M5: 2,751,703 km (0.077 R)
• M6: 2,893,372 km (0.092 R)
• M7: 3,676,068 km (0.088 R)
• M8: 5,512,831 km (0.081 R)
• M9: 5,876,952 km (0.058 R)
• M10: 6,502,271 km (0.074 R)
• M11: 10,580,160 km (0.1 R)
• M12: 14,082,096 km (0.064 R)
• M13: 15,461,239 km (0.089 R)
• M14: 15,910,033 km (0.113 R)
• M15: 18,086,981 km (0.116 R)
• M16: 18,484,911 km (0.086 R)
• M17: 18,685,971 km (0.11 R)
• M18: 19,818,128 km (0.089 R)
• M19: 20,777,947 km (0.052 R)
• M20: 23,842,609 km (0.084 R)
• M21: 32,136,166 km (0.119 R)
• M22: 38,290,921 km (0.09 R)
• M23: 40,787,710 km (0.099 R)
• M24: 42,336,796 km (0.063 R)
• M25: 43,924,478 km (0.104 R)
• M26: 45,368,845 km (0.11 R)
• M27: 56,798,422 km (0.076 R)
• M28: 57,650,681 km (0.058 R)
• M29: 59,162,667 km (0.112 R)
• M30: 60,922,686 km (0.1 R)
• M31: 68,792,880 km (0.09 R)
• M32: 75,761,598 km (0.115 R)
• M33: 81,017,420 km (0.03 R)
• M34: 81,555,972 km (0.065 R)
• M35: 81,826,146 km (0.091 R)
• M36: 88,776,313 km (0.111 R)
• M37: 89,635,903 km (0.115 R)
• M38: 90,500,877 km (0.07 R)
• M39: 94,909,975 km (0.087 R)
• M40: 95,808,610 km (0.089 R)
• M41: 98,538,621 km (0.11 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: 290 - 13,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit