🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 9.5

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.5 AU - 0.6 AU

Year: 282 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,142,846 km

• M1: 118,182 km (0.032 R)
• M2: 484,996 km (0.115 R)
• M3: 802,293 km (0.096 R)
• M4: 1,125,574 km (0.069 R)
• M5: 1,527,245 km (0.066 R)
• M6: 1,915,002 km (0.072 R)
• M7: 2,354,521 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.1

Radius: 12.1

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.92 AU - 3.92 AU

Year: 4366 Days

Day: 8.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,142,846 km

• M1: 150,495 km (0.086 R)
• M2: 548,575 km (0.05 R)
• M3: 978,819 km (0.104 R)
• M4: 1,511,387 km (0.042 R)
• M5: 2,391,023 km (0.103 R)
• M6: 2,908,781 km (0.072 R)
• M7: 4,340,732 km (0.036 R)
• M8: 5,061,943 km (0.036 R)
• M9: 5,624,880 km (0.084 R)
• M10: 6,197,989 km (0.092 R)
• M11: 7,251,458 km (0.107 R)
• M12: 7,784,774 km (0.071 R)
• M13: 8,497,608 km (0.112 R)
• M14: 9,050,372 km (0.044 R)
• M15: 9,753,781 km (0.092 R)
• M16: 10,228,156 km (0.068 R)
• M17: 11,130,082 km (0.1 R)
• M18: 13,992,487 km (0.052 R)
• M19: 16,941,360 km (0.065 R)
• M20: 17,882,032 km (0.103 R)
• M21: 19,324,455 km (0.11 R)
• M22: 19,799,278 km (0.025 R)
• M23: 20,491,019 km (0.068 R)
• M24: 23,882,851 km (0.097 R)
• M25: 24,429,931 km (0.088 R)
• M26: 25,630,304 km (0.116 R)
• M27: 26,203,713 km (0.118 R)
• M28: 29,646,558 km (0.036 R)
• M29: 30,460,819 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 14

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.87 AU - 4.77 AU

Year: 6198 Days

Day: 10.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 67.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,142,846 km

• M1: 174,132 km (0.111 R)
• M2: 703,708 km (0.087 R)
• M3: 2,310,090 km (0.088 R)
• M4: 3,220,693 km (0.097 R)
• M5: 4,282,239 km (0.11 R)
• M6: 4,839,342 km (0.117 R)
• M7: 6,807,750 km (0.105 R)
• M8: 7,532,103 km (0.099 R)
• M9: 8,965,550 km (0.09 R)
• M10: 9,481,663 km (0.068 R)
• M11: 14,355,860 km (0.096 R)
• M12: 15,304,909 km (0.098 R)
• M13: 17,593,158 km (0.118 R)
• M14: 18,404,278 km (0.068 R)
• M15: 22,055,064 km (0.051 R)
• M16: 23,804,761 km (0.109 R)
• M17: 25,989,937 km (0.117 R)
• M18: 32,132,725 km (0.055 R)
• M19: 33,858,935 km (0.067 R)
• M20: 35,753,143 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.7

Radius: 3.3

Gravity: 63.7 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.26 AU - 9.96 AU

Year: 17439 Days

Day: 15.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,142,846 km

• M1: 40,990 km (0.067 R)
• M2: 155,582 km (0.082 R)
• M3: 290,669 km (0.089 R)
• M4: 440,715 km (0.091 R)
• M5: 980,614 km (0.078 R)
• M6: 1,323,492 km (0.109 R)
• M7: 1,459,178 km (0.07 R)
• M8: 1,740,870 km (0.065 R)
• M9: 2,829,045 km (0.11 R)
• M10: 3,265,871 km (0.119 R)
• M11: 3,486,229 km (0.107 R)
• M12: 3,926,196 km (0.116 R)
• M13: 5,582,394 km (0.082 R)
• M14: 5,978,081 km (0.046 R)
• M15: 6,958,695 km (0.081 R)
• M16: 7,845,810 km (0.075 R)
• M17: 9,340,891 km (0.064 R)
• M18: 11,076,974 km (0.093 R)
• M19: 13,429,850 km (0.063 R)
• M20: 14,796,576 km (0.048 R)
• M21: 16,017,145 km (0.065 R)
• M22: 16,571,555 km (0.064 R)
• M23: 17,802,745 km (0.116 R)
• M24: 20,723,045 km (0.031 R)
• M25: 21,956,031 km (0.105 R)
• M26: 22,345,135 km (0.113 R)
• M27: 24,671,531 km (0.073 R)
• M28: 27,941,890 km (0.079 R)
• M29: 28,284,021 km (0.046 R)
• M30: 29,917,480 km (0.1 R)
• M31: 34,535,117 km (0.095 R)
• M32: 35,726,066 km (0.118 R)
• M33: 39,605,587 km (0.118 R)
• M34: 42,542,493 km (0.117 R)
• M35: 51,189,848 km (0.047 R)
• M36: 51,530,782 km (0.087 R)
• M37: 56,828,940 km (0.115 R)
• M38: 59,986,652 km (0.114 R)
• M39: 61,704,634 km (0.113 R)
• M40: 63,651,800 km (0.08 R)
• M41: 64,441,976 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170

Radius: 7.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.69 AU - 10.49 AU

Year: 22123 Days

Day: 20 Hours

Environment

Temp: -237 °C

Axial Tilt: 108.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,142,846 km

• M1: 533,017 km (0.038 R)
• M2: 1,032,525 km (0.076 R)
• M3: 1,704,069 km (0.034 R)
• M4: 3,902,560 km (0.081 R)
• M5: 9,349,717 km (0.094 R)
• M6: 12,201,053 km (0.025 R)
• M7: 14,903,688 km (0.059 R)
• M8: 21,117,086 km (0.111 R)
• M9: 22,063,442 km (0.107 R)
• M10: 28,550,454 km (0.1 R)
• M11: 30,894,055 km (0.109 R)
• M12: 31,777,280 km (0.116 R)
• M13: 33,478,208 km (0.08 R)
• M14: 41,687,541 km (0.052 R)
• M15: 46,397,181 km (0.105 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: 289 - 11,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit