🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.1

Radius: 12.4

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.86 AU - 1.16 AU

Year: 655 Days

Day: 11.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 96,240,459 km

• M1: 170,691 km (0.067 R)
• M2: 755,768 km (0.098 R)
• M3: 1,234,482 km (0.09 R)
• M4: 2,554,982 km (0.112 R)
• M5: 2,989,863 km (0.094 R)
• M6: 3,904,654 km (0.084 R)
• M7: 4,385,013 km (0.115 R)
• M8: 5,284,395 km (0.119 R)
• M9: 5,891,463 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.8

Radius: 11.9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.38 AU - 1.48 AU

Year: 1104 Days

Day: 11.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 96,240,459 km

• M1: 148,102 km (0.03 R)
• M2: 747,391 km (0.119 R)
• M3: 1,167,312 km (0.109 R)
• M4: 1,757,177 km (0.093 R)
• M5: 2,182,035 km (0.115 R)
• M6: 2,909,978 km (0.091 R)
• M7: 3,603,514 km (0.106 R)
• M8: 4,125,161 km (0.114 R)
• M9: 5,199,573 km (0.097 R)
• M10: 5,824,294 km (0.098 R)
• M11: 6,710,661 km (0.062 R)
• M12: 7,503,231 km (0.043 R)
• M13: 9,364,378 km (0.068 R)
• M14: 9,820,203 km (0.056 R)
• M15: 10,258,824 km (0.039 R)
• M16: 11,074,581 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.2

Radius: 14.7

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.24 AU - 1.76 AU

Year: 1186 Days

Day: 5.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 96,240,459 km

• M1: 183,407 km (0.103 R)
• M2: 944,411 km (0.069 R)
• M3: 1,447,659 km (0.113 R)
• M4: 1,908,420 km (0.113 R)
• M5: 2,368,433 km (0.1 R)
• M6: 2,968,171 km (0.114 R)
• M7: 4,239,753 km (0.117 R)
• M8: 5,018,410 km (0.106 R)
• M9: 5,643,280 km (0.09 R)
• M10: 6,564,654 km (0.062 R)
• M11: 7,265,370 km (0.047 R)
• M12: 7,810,654 km (0.107 R)
• M13: 9,067,576 km (0.041 R)
• M14: 10,332,276 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.5

Radius: 5.3

Gravity: 17.39 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.31 AU - 8.19 AU

Year: 13931 Days

Day: 15.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,240,459 km

• M1: 67,768 km (0.057 R)
• M2: 361,728 km (0.094 R)
• M3: 611,107 km (0.064 R)
• M4: 794,215 km (0.1 R)
• M5: 1,262,307 km (0.095 R)
• M6: 1,914,254 km (0.081 R)
• M7: 2,125,935 km (0.063 R)
• M8: 2,314,279 km (0.074 R)
• M9: 2,681,542 km (0.069 R)
• M10: 3,230,566 km (0.062 R)
• M11: 3,636,275 km (0.11 R)
• M12: 5,569,529 km (0.114 R)
• M13: 5,819,656 km (0.072 R)
• M14: 6,814,931 km (0.059 R)
• M15: 7,829,953 km (0.032 R)
• M16: 8,942,063 km (0.08 R)
• M17: 9,285,241 km (0.07 R)
• M18: 11,589,497 km (0.063 R)
• M19: 15,057,774 km (0.08 R)
• M20: 15,403,794 km (0.057 R)
• M21: 18,759,872 km (0.058 R)
• M22: 20,734,714 km (0.082 R)
• M23: 21,076,844 km (0.099 R)
• M24: 22,572,972 km (0.096 R)
• M25: 24,612,141 km (0.1 R)
• M26: 26,670,308 km (0.065 R)
• M27: 28,208,773 km (0.068 R)
• M28: 28,840,375 km (0.099 R)
• M29: 31,912,966 km (0.104 R)
• M30: 32,829,402 km (0.087 R)
• M31: 43,534,327 km (0.112 R)
• M32: 44,519,130 km (0.12 R)
• M33: 49,971,673 km (0.085 R)
• M34: 51,206,304 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.6

Radius: 3.9

Gravity: 63.42 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.66 AU - 13.6 AU

Year: 23975 Days

Day: 23.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 96,240,459 km

• M1: 48,470 km (0.034 R)
• M2: 180,116 km (0.113 R)
• M3: 512,822 km (0.078 R)
• M4: 1,072,766 km (0.085 R)
• M5: 1,203,664 km (0.098 R)
• M6: 1,758,822 km (0.114 R)
• M7: 1,900,043 km (0.072 R)
• M8: 2,322,507 km (0.114 R)
• M9: 2,492,899 km (0.105 R)
• M10: 2,886,491 km (0.114 R)
• M11: 3,505,377 km (0.05 R)
• M12: 4,067,566 km (0.041 R)
• M13: 4,499,156 km (0.066 R)
• M14: 4,803,288 km (0.104 R)
• M15: 5,537,814 km (0.069 R)
• M16: 6,726,818 km (0.112 R)
• M17: 12,510,571 km (0.085 R)
• M18: 16,315,742 km (0.085 R)
• M19: 17,768,936 km (0.1 R)
• M20: 21,882,279 km (0.083 R)
• M21: 23,084,896 km (0.053 R)
• M22: 27,327,941 km (0.11 R)
• M23: 28,592,641 km (0.057 R)
• M24: 29,369,802 km (0.112 R)
• M25: 29,632,047 km (0.081 R)
• M26: 34,476,624 km (0.075 R)
• M27: 36,705,184 km (0.08 R)
• M28: 39,185,965 km (0.116 R)
• M29: 39,983,621 km (0.073 R)
• M30: 40,629,435 km (0.045 R)
• M31: 44,134,663 km (0.045 R)
• M32: 48,746,765 km (0.118 R)
• M33: 50,979,813 km (0.084 R)
• M34: 55,248,887 km (0.083 R)
• M35: 67,632,599 km (0.114 R)
• M36: 69,241,674 km (0.104 R)
• M37: 69,706,025 km (0.058 R)
• M38: 71,111,647 km (0.071 R)
• M39: 86,758,687 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 18,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit