🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.5 AU - 0.72 AU

Year: 303 Days

Day: 47.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.8

Radius: 8.3

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.57 AU - 0.87 AU

Year: 388 Days

Day: 12.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 14,000,657 km

• M1: 103,671 km (0.114 R)
• M2: 159,771 km (0.115 R)
• M3: 238,908 km (0.044 R)
• M4: 340,934 km (0.04 R)
• M5: 476,918 km (0.036 R)
• M6: 552,166 km (0.086 R)
• M7: 617,091 km (0.101 R)
• M8: 874,549 km (0.082 R)
• M9: 956,230 km (0.091 R)
• M10: 1,009,038 km (0.065 R)
• M11: 1,113,457 km (0.081 R)
• M12: 1,183,618 km (0.118 R)
• M13: 1,313,619 km (0.115 R)
• M14: 1,408,015 km (0.112 R)
• M15: 1,572,274 km (0.098 R)
• M16: 1,630,168 km (0.106 R)
• M17: 1,742,965 km (0.055 R)
• M18: 1,869,375 km (0.067 R)
• M19: 1,981,873 km (0.063 R)
• M20: 2,044,704 km (0.062 R)
• M21: 2,113,968 km (0.079 R)
• M22: 2,166,476 km (0.082 R)
• M23: 2,332,829 km (0.115 R)
• M24: 2,417,502 km (0.112 R)
• M25: 2,565,304 km (0.095 R)
• M26: 2,728,665 km (0.078 R)
• M27: 2,830,990 km (0.087 R)
• M28: 2,986,721 km (0.099 R)
• M29: 3,138,863 km (0.115 R)
• M30: 3,334,237 km (0.065 R)
• M31: 3,388,841 km (0.113 R)
• M32: 3,512,857 km (0.096 R)
• M33: 3,589,302 km (0.093 R)
• M34: 3,729,924 km (0.106 R)
• M35: 3,822,226 km (0.104 R)
• M36: 3,915,275 km (0.12 R)
• M37: 3,973,020 km (0.112 R)
• M38: 4,184,552 km (0.067 R)
• M39: 4,459,812 km (0.102 R)
• M40: 4,603,426 km (0.097 R)
• M41: 4,733,277 km (0.065 R)
• M42: 4,817,949 km (0.112 R)
• M43: 4,887,662 km (0.087 R)
• M44: 5,106,523 km (0.078 R)
• M45: 5,161,725 km (0.091 R)
• M46: 5,225,154 km (0.1 R)
• M47: 5,280,805 km (0.112 R)
• M48: 5,368,619 km (0.1 R)
• M49: 5,424,718 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.7

Radius: 8.2

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.73 AU - 0.77 AU

Year: 413 Days

Day: 7 Hours

Environment

Temp: -135 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 14,000,657 km

• M1: 111,899 km (0.114 R)
• M2: 178,919 km (0.075 R)
• M3: 231,278 km (0.07 R)
• M4: 294,259 km (0.059 R)
• M5: 362,476 km (0.082 R)
• M6: 434,133 km (0.082 R)
• M7: 511,475 km (0.084 R)
• M8: 685,158 km (0.057 R)
• M9: 769,831 km (0.115 R)
• M10: 893,847 km (0.108 R)
• M11: 1,003,951 km (0.052 R)
• M12: 1,162,226 km (0.108 R)
• M13: 1,228,797 km (0.115 R)
• M14: 1,356,703 km (0.107 R)
• M15: 1,412,802 km (0.075 R)
• M16: 1,513,033 km (0.098 R)
• M17: 1,690,606 km (0.063 R)
• M18: 1,751,342 km (0.098 R)
• M19: 1,828,236 km (0.108 R)
• M20: 1,880,146 km (0.104 R)
• M21: 1,958,984 km (0.057 R)
• M22: 2,023,012 km (0.115 R)
• M23: 2,093,024 km (0.096 R)
• M24: 2,218,985 km (0.092 R)
• M25: 2,291,241 km (0.111 R)
• M26: 2,386,984 km (0.1 R)
• M27: 2,507,260 km (0.086 R)
• M28: 2,600,161 km (0.069 R)
• M29: 2,843,706 km (0.075 R)
• M30: 2,916,410 km (0.065 R)
• M31: 2,989,713 km (0.112 R)
• M32: 3,200,796 km (0.095 R)
• M33: 3,416,815 km (0.104 R)
• M34: 3,481,292 km (0.115 R)
• M35: 3,624,457 km (0.116 R)
• M36: 3,749,671 km (0.12 R)
• M37: 3,809,659 km (0.096 R)
• M38: 3,876,530 km (0.084 R)
• M39: 3,936,967 km (0.101 R)
• M40: 4,154,782 km (0.063 R)
• M41: 4,285,979 km (0.087 R)
• M42: 4,425,703 km (0.085 R)
• M43: 4,702,310 km (0.026 R)
• M44: 4,839,042 km (0.081 R)
• M45: 4,897,086 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.4

Radius: 11.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.58 AU - 5.56 AU

Year: 7258 Days

Day: 13.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 14,000,657 km

• M1: 145,409 km (0.111 R)
• M2: 277,205 km (0.063 R)
• M3: 364,869 km (0.084 R)
• M4: 454,179 km (0.09 R)
• M5: 585,376 km (0.085 R)
• M6: 731,085 km (0.111 R)
• M7: 851,062 km (0.106 R)
• M8: 945,758 km (0.041 R)
• M9: 1,129,165 km (0.045 R)
• M10: 1,512,584 km (0.104 R)
• M11: 1,689,409 km (0.066 R)
• M12: 1,956,890 km (0.072 R)
• M13: 2,293,934 km (0.065 R)
• M14: 2,383,842 km (0.101 R)
• M15: 2,961,439 km (0.1 R)
• M16: 3,451,522 km (0.112 R)
• M17: 4,282,688 km (0.11 R)
• M18: 4,764,243 km (0.049 R)
• M19: 5,277,962 km (0.048 R)
• M20: 5,902,234 km (0.106 R)
• M21: 6,215,343 km (0.085 R)
• M22: 6,294,480 km (0.118 R)
• M23: 7,137,314 km (0.054 R)
• M24: 7,707,731 km (0.099 R)
• M25: 7,861,069 km (0.069 R)
• M26: 7,981,196 km (0.113 R)
• M27: 8,119,125 km (0.073 R)
• M28: 8,240,449 km (0.115 R)
• M29: 8,379,874 km (0.07 R)
• M30: 8,537,700 km (0.116 R)
• M31: 8,661,268 km (0.087 R)
• M32: 8,838,541 km (0.104 R)
• M33: 9,196,978 km (0.078 R)
• M34: 10,300,711 km (0.106 R)
• M35: 11,078,919 km (0.102 R)
• M36: 11,252,303 km (0.089 R)
• M37: 11,368,391 km (0.115 R)
• M38: 11,954,815 km (0.095 R)
• M39: 12,132,687 km (0.095 R)
• M40: 12,231,870 km (0.085 R)
• M41: 12,571,158 km (0.093 R)
• M42: 12,671,538 km (0.112 R)
• M43: 13,197,823 km (0.103 R)
• M44: 13,361,184 km (0.066 R)
• M45: 13,979,921 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 17,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit