🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.2

Radius: 14.3

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.7 AU - 1.1 AU

Year: 569 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,188,829 km

• M1: 177,872 km (0.03 R)
• M2: 687,402 km (0.094 R)
• M3: 1,570,179 km (0.043 R)
• M4: 2,177,696 km (0.105 R)
• M5: 3,290,405 km (0.111 R)
• M6: 3,904,205 km (0.07 R)
• M7: 4,689,444 km (0.114 R)
• M8: 5,986,608 km (0.051 R)
• M9: 6,885,541 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.3

Radius: 10.6

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.73 AU - 1.17 AU

Year: 617 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,188,829 km

• M1: 131,796 km (0.096 R)
• M2: 494,122 km (0.087 R)
• M3: 961,914 km (0.062 R)
• M4: 1,403,826 km (0.095 R)
• M5: 1,774,530 km (0.113 R)
• M6: 2,276,580 km (0.111 R)
• M7: 2,838,470 km (0.11 R)
• M8: 3,328,104 km (0.037 R)
• M9: 4,110,650 km (0.116 R)
• M10: 4,599,387 km (0.108 R)
• M11: 5,044,291 km (0.102 R)
• M12: 5,465,708 km (0.095 R)
• M13: 6,437,196 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.7

Radius: 13.9

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.31 AU - 1.87 AU

Year: 1337 Days

Day: 12.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,188,829 km

• M1: 175,030 km (0.086 R)
• M2: 731,534 km (0.063 R)
• M3: 1,540,559 km (0.058 R)
• M4: 2,220,481 km (0.09 R)
• M5: 3,448,829 km (0.05 R)
• M6: 4,342,377 km (0.12 R)
• M7: 5,305,339 km (0.081 R)
• M8: 6,161,488 km (0.037 R)
• M9: 6,704,229 km (0.063 R)
• M10: 9,030,326 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414

Radius: 14.7

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.02 AU - 4.52 AU

Year: 4881 Days

Day: 10.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,188,829 km

• M1: 183,257 km (0.115 R)
• M2: 707,149 km (0.087 R)
• M3: 1,224,907 km (0.091 R)
• M4: 2,923,890 km (0.057 R)
• M5: 3,394,974 km (0.048 R)
• M6: 4,729,237 km (0.116 R)
• M7: 6,906,784 km (0.082 R)
• M8: 8,234,764 km (0.063 R)
• M9: 9,337,899 km (0.086 R)
• M10: 10,167,419 km (0.119 R)
• M11: 11,569,600 km (0.069 R)
• M12: 12,110,247 km (0.053 R)
• M13: 19,987,024 km (0.081 R)
• M14: 21,097,937 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.7

Radius: 5.3

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.67 AU - 7.09 AU

Year: 12034 Days

Day: 16.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,188,829 km

• M1: 69,114 km (0.115 R)
• M2: 245,789 km (0.103 R)
• M3: 470,934 km (0.071 R)
• M4: 797,656 km (0.102 R)
• M5: 1,206,806 km (0.071 R)
• M6: 2,375,913 km (0.114 R)
• M7: 3,124,950 km (0.118 R)
• M8: 3,305,664 km (0.049 R)
• M9: 3,541,580 km (0.082 R)
• M10: 3,994,413 km (0.1 R)
• M11: 4,262,043 km (0.086 R)
• M12: 6,057,966 km (0.072 R)
• M13: 6,816,577 km (0.084 R)
• M14: 13,741,163 km (0.106 R)
• M15: 15,560,871 km (0.087 R)
• M16: 16,494,362 km (0.09 R)
• M17: 17,253,422 km (0.07 R)
• M18: 20,367,002 km (0.118 R)
• M19: 21,079,686 km (0.046 R)
• M20: 21,645,466 km (0.077 R)
• M21: 23,575,577 km (0.107 R)
• M22: 24,538,090 km (0.12 R)
• M23: 26,076,554 km (0.098 R)
• M24: 32,659,758 km (0.067 R)
• M25: 42,660,974 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797

Radius: 3.1

Gravity: 82.93 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.77 AU - 10.61 AU

Year: 18578 Days

Day: 22.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,188,829 km

• M1: 38,596 km (0.101 R)
• M2: 145,559 km (0.073 R)
• M3: 305,928 km (0.045 R)
• M4: 412,741 km (0.088 R)
• M5: 723,754 km (0.104 R)
• M6: 1,158,486 km (0.116 R)
• M7: 1,257,221 km (0.104 R)
• M8: 1,504,356 km (0.109 R)
• M9: 2,307,098 km (0.105 R)
• M10: 2,418,698 km (0.071 R)
• M11: 3,275,595 km (0.074 R)
• M12: 3,416,666 km (0.053 R)
• M13: 4,590,560 km (0.081 R)
• M14: 5,210,494 km (0.106 R)
• M15: 8,672,488 km (0.114 R)
• M16: 10,561,610 km (0.066 R)
• M17: 10,807,848 km (0.089 R)
• M18: 11,247,666 km (0.095 R)
• M19: 13,555,512 km (0.116 R)
• M20: 15,128,085 km (0.105 R)
• M21: 18,719,331 km (0.105 R)
• M22: 19,814,388 km (0.093 R)
• M23: 20,663,056 km (0.069 R)
• M24: 22,131,060 km (0.072 R)
• M25: 27,873,374 km (0.091 R)
• M26: 29,540,792 km (0.115 R)
• M27: 29,662,266 km (0.099 R)
• M28: 31,273,285 km (0.071 R)
• M29: 40,208,916 km (0.093 R)
• M30: 44,054,179 km (0.101 R)
• M31: 44,531,397 km (0.116 R)
• M32: 45,334,438 km (0.03 R)
• M33: 50,878,535 km (0.09 R)
• M34: 52,643,640 km (0.114 R)
• M35: 56,295,624 km (0.061 R)
• M36: 57,992,662 km (0.119 R)
• M37: 60,699,635 km (0.096 R)
• M38: 64,711,252 km (0.076 R)
• M39: 67,411,493 km (0.099 R)
• M40: 72,370,812 km (0.114 R)
• M41: 72,813,173 km (0.076 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 18,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit