🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 12

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.51 AU - 1.69 AU

Year: 1307 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,106,639 km

• M1: 151,243 km (0.09 R)
• M2: 813,812 km (0.105 R)
• M3: 1,330,673 km (0.106 R)
• M4: 2,063,553 km (0.11 R)
• M5: 2,512,795 km (0.047 R)
• M6: 2,895,168 km (0.057 R)
• M7: 3,328,553 km (0.056 R)
• M8: 3,992,318 km (0.118 R)
• M9: 4,960,067 km (0.042 R)
• M10: 5,465,857 km (0.07 R)
• M11: 6,187,518 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.7

Radius: 14.1

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.74 AU - 2.46 AU

Year: 1965 Days

Day: 7.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 68,106,639 km

• M1: 176,525 km (0.107 R)
• M2: 837,449 km (0.085 R)
• M3: 1,959,882 km (0.096 R)
• M4: 3,852,145 km (0.117 R)
• M5: 4,761,700 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.8

Radius: 8.3

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.19 AU - 3.93 AU

Year: 4337 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 140.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,106,639 km

• M1: 103,372 km (0.11 R)
• M2: 664,663 km (0.112 R)
• M3: 1,385,875 km (0.074 R)
• M4: 2,023,162 km (0.072 R)
• M5: 2,465,672 km (0.118 R)
• M6: 3,435,216 km (0.086 R)
• M7: 3,809,211 km (0.061 R)
• M8: 4,796,257 km (0.11 R)
• M9: 6,969,765 km (0.096 R)
• M10: 8,337,389 km (0.113 R)
• M11: 10,594,820 km (0.076 R)
• M12: 11,146,986 km (0.056 R)
• M13: 13,825,087 km (0.062 R)
• M14: 15,066,002 km (0.099 R)
• M15: 17,495,022 km (0.062 R)
• M16: 18,434,347 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.4

Radius: 8.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.43 AU - 6.17 AU

Year: 9019 Days

Day: 13.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,106,639 km

• M1: 104,419 km (0.064 R)
• M2: 1,275,920 km (0.045 R)
• M3: 1,716,935 km (0.078 R)
• M4: 2,287,202 km (0.11 R)
• M5: 2,676,306 km (0.062 R)
• M6: 3,546,218 km (0.058 R)
• M7: 4,568,420 km (0.1 R)
• M8: 5,214,982 km (0.118 R)
• M9: 6,468,163 km (0.083 R)
• M10: 6,786,208 km (0.111 R)
• M11: 8,536,653 km (0.115 R)
• M12: 10,395,406 km (0.114 R)
• M13: 13,614,753 km (0.095 R)
• M14: 16,019,538 km (0.083 R)
• M15: 16,721,452 km (0.112 R)
• M16: 21,371,253 km (0.035 R)
• M17: 21,722,957 km (0.098 R)
• M18: 27,638,805 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.1

Radius: 7.2

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.34 AU - 7.68 AU

Year: 13288 Days

Day: 17.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,106,639 km

• M1: 89,609 km (0.055 R)
• M2: 460,013 km (0.117 R)
• M3: 1,066,633 km (0.107 R)
• M4: 1,353,262 km (0.109 R)
• M5: 1,582,446 km (0.079 R)
• M6: 1,906,026 km (0.114 R)
• M7: 3,557,138 km (0.082 R)
• M8: 3,913,630 km (0.107 R)
• M9: 4,144,759 km (0.108 R)
• M10: 4,634,542 km (0.068 R)
• M11: 5,840,301 km (0.04 R)
• M12: 6,220,130 km (0.119 R)
• M13: 8,183,752 km (0.119 R)
• M14: 9,204,607 km (0.093 R)
• M15: 10,527,501 km (0.114 R)
• M16: 11,792,651 km (0.118 R)
• M17: 12,523,885 km (0.095 R)
• M18: 13,545,339 km (0.097 R)
• M19: 13,809,230 km (0.1 R)
• M20: 15,753,254 km (0.093 R)
• M21: 18,918,446 km (0.077 R)
• M22: 20,089,648 km (0.088 R)
• M23: 20,346,806 km (0.111 R)
• M24: 28,043,018 km (0.119 R)
• M25: 29,785,086 km (0.117 R)
• M26: 31,367,532 km (0.092 R)
• M27: 31,946,027 km (0.104 R)
• M28: 34,331,215 km (0.097 R)
• M29: 38,390,554 km (0.061 R)
• M30: 38,919,532 km (0.028 R)
• M31: 41,083,764 km (0.091 R)
• M32: 42,476,371 km (0.058 R)
• M33: 48,824,556 km (0.102 R)
• M34: 54,270,368 km (0.105 R)
• M35: 55,103,927 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.1

Radius: 3.4

Gravity: 57.45 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.88 AU - 8.96 AU

Year: 17201 Days

Day: 15.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,106,639 km

• M1: 61,036 km (0.108 R)
• M2: 175,179 km (0.066 R)
• M3: 300,692 km (0.081 R)
• M4: 594,951 km (0.065 R)
• M5: 1,170,903 km (0.11 R)
• M6: 2,466,121 km (0.114 R)
• M7: 3,191,521 km (0.119 R)
• M8: 3,836,437 km (0.08 R)
• M9: 4,333,402 km (0.11 R)
• M10: 5,529,736 km (0.064 R)
• M11: 5,722,418 km (0.048 R)
• M12: 7,336,878 km (0.049 R)
• M13: 8,808,173 km (0.108 R)
• M14: 9,285,241 km (0.083 R)
• M15: 12,253,412 km (0.115 R)
• M16: 13,185,556 km (0.041 R)
• M17: 14,965,771 km (0.075 R)
• M18: 15,189,719 km (0.106 R)
• M19: 19,433,212 km (0.118 R)
• M20: 19,788,956 km (0.086 R)
• M21: 24,300,529 km (0.075 R)
• M22: 31,115,908 km (0.106 R)
• M23: 36,753,055 km (0.087 R)
• M24: 38,540,151 km (0.111 R)
• M25: 40,240,331 km (0.11 R)
• M26: 45,328,155 km (0.047 R)
• M27: 45,796,546 km (0.083 R)
• M28: 54,790,370 km (0.049 R)
• M29: 57,118,412 km (0.057 R)
• M30: 58,953,529 km (0.068 R)
• M31: 65,089,435 km (0.102 R)
• M32: 66,888,798 km (0.081 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 15,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit