🌌 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: 225.9

Radius: 14.3

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.47 AU - 0.63 AU

Year: 272 Days

Day: 8.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,836,773 km

• M1: 177,872 km (0.094 R)
• M2: 626,366 km (0.113 R)
• M3: 1,091,316 km (0.046 R)
• M4: 1,620,295 km (0.093 R)
• M5: 2,065,199 km (0.043 R)
• M6: 2,593,429 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 10.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.13 AU - 1.31 AU

Year: 899 Days

Day: 14.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,836,773 km

• M1: 127,607 km (0.09 R)
• M2: 577,597 km (0.065 R)
• M3: 1,283,999 km (0.067 R)
• M4: 3,278,138 km (0.077 R)
• M5: 4,552,562 km (0.081 R)
• M6: 4,991,034 km (0.08 R)
• M7: 5,644,627 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.1

Radius: 8.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.51 AU - 1.71 AU

Year: 1362 Days

Day: 11.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,836,773 km

• M1: 110,702 km (0.106 R)
• M2: 458,368 km (0.113 R)
• M3: 848,220 km (0.072 R)
• M4: 1,128,118 km (0.09 R)
• M5: 1,486,853 km (0.029 R)
• M6: 2,027,949 km (0.111 R)
• M7: 2,829,494 km (0.104 R)
• M8: 3,206,930 km (0.049 R)
• M9: 3,905,552 km (0.107 R)
• M10: 4,844,877 km (0.067 R)
• M11: 5,425,915 km (0.056 R)
• M12: 5,804,397 km (0.098 R)
• M13: 6,977,544 km (0.094 R)
• M14: 7,743,485 km (0.071 R)
• M15: 8,778,253 km (0.103 R)
• M16: 9,555,564 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.9

Radius: 5.2

Gravity: 28.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.77 AU - 6.49 AU

Year: 10121 Days

Day: 19.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,836,773 km

• M1: 64,626 km (0.063 R)
• M2: 226,641 km (0.108 R)
• M3: 446,699 km (0.111 R)
• M4: 1,026,690 km (0.072 R)
• M5: 1,441,226 km (0.089 R)
• M6: 1,733,241 km (0.113 R)
• M7: 3,098,172 km (0.092 R)
• M8: 5,122,081 km (0.046 R)
• M9: 5,980,474 km (0.076 R)
• M10: 6,577,818 km (0.105 R)
• M11: 7,421,102 km (0.051 R)
• M12: 8,470,531 km (0.103 R)
• M13: 8,747,586 km (0.074 R)
• M14: 11,803,422 km (0.118 R)
• M15: 13,165,660 km (0.115 R)
• M16: 13,726,203 km (0.111 R)
• M17: 14,367,529 km (0.091 R)
• M18: 17,576,553 km (0.102 R)
• M19: 18,952,405 km (0.094 R)
• M20: 19,666,585 km (0.12 R)
• M21: 19,989,716 km (0.098 R)
• M22: 20,316,288 km (0.092 R)
• M23: 25,844,977 km (0.109 R)
• M24: 26,722,668 km (0.055 R)
• M25: 27,218,734 km (0.098 R)
• M26: 28,537,290 km (0.061 R)
• M27: 30,217,872 km (0.052 R)
• M28: 31,082,548 km (0.077 R)
• M29: 38,349,564 km (0.114 R)
• M30: 43,184,268 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.2

Radius: 7.2

Gravity: 18.43 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.74 AU - 7.92 AU

Year: 11903 Days

Day: 18.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 80.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,836,773 km

• M1: 93,648 km (0.05 R)
• M2: 374,294 km (0.106 R)
• M3: 728,990 km (0.08 R)
• M4: 1,258,567 km (0.05 R)
• M5: 1,524,103 km (0.117 R)
• M6: 3,904,355 km (0.115 R)
• M7: 4,798,202 km (0.078 R)
• M8: 5,310,724 km (0.104 R)
• M9: 6,245,562 km (0.041 R)
• M10: 8,582,879 km (0.069 R)
• M11: 16,055,442 km (0.048 R)
• M12: 21,313,209 km (0.12 R)
• M13: 21,675,385 km (0.11 R)
• M14: 22,692,950 km (0.107 R)
• M15: 34,802,897 km (0.08 R)
• M16: 36,068,196 km (0.106 R)
• M17: 36,841,767 km (0.096 R)
• M18: 37,758,353 km (0.064 R)
• M19: 38,422,418 km (0.069 R)
• M20: 40,599,366 km (0.116 R)
• M21: 45,795,648 km (0.106 R)
• M22: 50,290,765 km (0.115 R)
• M23: 52,892,422 km (0.116 R)
• M24: 59,071,711 km (0.097 R)
• M25: 60,146,273 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.6

Radius: 5.5

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.96 AU - 9.44 AU

Year: 15659 Days

Day: 21 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,836,773 km

• M1: 68,366 km (0.085 R)
• M2: 287,078 km (0.079 R)
• M3: 475,572 km (0.116 R)
• M4: 718,818 km (0.071 R)
• M5: 1,023,698 km (0.043 R)
• M6: 1,449,005 km (0.047 R)
• M7: 1,788,293 km (0.094 R)
• M8: 2,032,137 km (0.041 R)
• M9: 2,350,482 km (0.07 R)
• M10: 2,779,678 km (0.111 R)
• M11: 2,961,290 km (0.036 R)
• M12: 3,326,009 km (0.041 R)
• M13: 4,770,526 km (0.117 R)
• M14: 6,275,331 km (0.071 R)
• M15: 6,624,643 km (0.079 R)
• M16: 7,285,865 km (0.064 R)
• M17: 7,632,633 km (0.114 R)
• M18: 8,526,331 km (0.078 R)
• M19: 9,808,534 km (0.06 R)
• M20: 10,764,315 km (0.047 R)
• M21: 12,804,231 km (0.078 R)
• M22: 20,367,750 km (0.04 R)
• M23: 21,210,285 km (0.075 R)
• M24: 22,075,859 km (0.107 R)
• M25: 26,578,156 km (0.114 R)
• M26: 33,729,084 km (0.113 R)
• M27: 34,582,989 km (0.082 R)
• M28: 37,005,576 km (0.1 R)
• M29: 37,457,811 km (0.045 R)
• M30: 37,799,492 km (0.073 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: 482 - 17,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit