🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553

Radius: 10.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.57 AU - 0.71 AU

Year: 341 Days

Day: 5.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,080,034 km

• M1: 131,646 km (0.077 R)
• M2: 472,580 km (0.048 R)
• M3: 889,359 km (0.065 R)
• M4: 1,255,276 km (0.115 R)
• M5: 1,591,123 km (0.119 R)
• M6: 2,056,372 km (0.078 R)
• M7: 2,468,066 km (0.114 R)
• M8: 2,905,041 km (0.094 R)
• M9: 3,503,881 km (0.109 R)
• M10: 3,875,183 km (0.082 R)
• M11: 4,234,218 km (0.093 R)
• M12: 4,629,157 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 8.8

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.8 AU - 1.32 AU

Year: 728 Days

Day: 12 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,080,034 km

• M1: 109,506 km (0.058 R)
• M2: 397,930 km (0.111 R)
• M3: 682,914 km (0.112 R)
• M4: 1,805,198 km (0.113 R)
• M5: 2,132,966 km (0.084 R)
• M6: 3,100,266 km (0.091 R)
• M7: 3,668,589 km (0.115 R)
• M8: 5,555,915 km (0.063 R)
• M9: 6,295,078 km (0.086 R)
• M10: 6,719,488 km (0.078 R)
• M11: 7,034,241 km (0.094 R)
• M12: 7,535,843 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.8

Radius: 11.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.53 AU - 2.17 AU

Year: 1678 Days

Day: 12.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,080,034 km

• M1: 140,173 km (0.096 R)
• M2: 541,544 km (0.081 R)
• M3: 1,022,352 km (0.098 R)
• M4: 2,560,218 km (0.112 R)
• M5: 3,698,059 km (0.037 R)
• M6: 4,415,531 km (0.08 R)
• M7: 4,975,027 km (0.077 R)
• M8: 9,264,596 km (0.111 R)
• M9: 10,461,379 km (0.059 R)

Asteroid Belt

Center: 2.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.5

Radius: 8.7

Gravity: 11.01 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.34 AU - 4.62 AU

Year: 5295 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,080,034 km

• M1: 109,206 km (0.114 R)
• M2: 661,671 km (0.101 R)
• M3: 965,205 km (0.115 R)
• M4: 1,503,010 km (0.103 R)
• M5: 1,812,977 km (0.115 R)
• M6: 3,010,508 km (0.09 R)
• M7: 3,754,159 km (0.09 R)
• M8: 4,331,457 km (0.104 R)
• M9: 5,542,152 km (0.11 R)
• M10: 6,290,590 km (0.092 R)
• M11: 6,895,115 km (0.112 R)
• M12: 9,318,601 km (0.09 R)
• M13: 10,698,043 km (0.101 R)
• M14: 11,460,992 km (0.034 R)
• M15: 12,259,695 km (0.083 R)
• M16: 12,725,094 km (0.101 R)
• M17: 13,636,145 km (0.1 R)
• M18: 14,304,997 km (0.094 R)
• M19: 16,011,610 km (0.068 R)
• M20: 16,319,033 km (0.112 R)
• M21: 17,200,763 km (0.113 R)
• M22: 17,849,719 km (0.063 R)
• M23: 18,717,686 km (0.109 R)
• M24: 21,714,729 km (0.101 R)
• M25: 24,202,392 km (0.025 R)
• M26: 25,514,964 km (0.097 R)
• M27: 26,615,705 km (0.113 R)
• M28: 29,002,689 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.1

Radius: 12.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.81 AU - 5.19 AU

Year: 7456 Days

Day: 7 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,080,034 km

• M1: 150,495 km (0.09 R)
• M2: 548,426 km (0.067 R)
• M3: 1,583,045 km (0.117 R)
• M4: 2,173,657 km (0.114 R)
• M5: 2,690,667 km (0.087 R)
• M6: 3,289,059 km (0.115 R)
• M7: 3,752,214 km (0.105 R)
• M8: 6,263,214 km (0.118 R)
• M9: 7,433,967 km (0.119 R)
• M10: 8,320,035 km (0.082 R)
• M11: 8,745,492 km (0.084 R)
• M12: 10,014,530 km (0.081 R)
• M13: 10,943,383 km (0.063 R)
• M14: 12,803,483 km (0.12 R)
• M15: 13,838,252 km (0.117 R)
• M16: 15,303,563 km (0.085 R)
• M17: 17,005,089 km (0.098 R)
• M18: 22,534,825 km (0.059 R)
• M19: 23,029,844 km (0.037 R)
• M20: 26,063,240 km (0.085 R)
• M21: 28,291,052 km (0.114 R)
• M22: 29,944,108 km (0.037 R)
• M23: 30,643,179 km (0.103 R)
• M24: 31,047,542 km (0.105 R)
• M25: 32,595,431 km (0.102 R)
• M26: 33,870,454 km (0.084 R)
• M27: 39,423,377 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.3

Radius: 4.6

Gravity: 38.53 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.19 AU - 10.11 AU

Year: 15516 Days

Day: 23.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,080,034 km

• M1: 57,146 km (0.067 R)
• M2: 243,845 km (0.061 R)
• M3: 403,316 km (0.063 R)
• M4: 585,227 km (0.12 R)
• M5: 1,351,916 km (0.112 R)
• M6: 1,503,010 km (0.089 R)
• M7: 1,839,306 km (0.05 R)
• M8: 2,546,455 km (0.078 R)
• M9: 2,730,760 km (0.1 R)
• M10: 2,874,822 km (0.062 R)
• M11: 3,789,763 km (0.09 R)
• M12: 3,969,430 km (0.071 R)
• M13: 4,123,366 km (0.096 R)
• M14: 4,345,669 km (0.062 R)
• M15: 5,390,310 km (0.06 R)
• M16: 6,464,722 km (0.115 R)
• M17: 7,627,098 km (0.031 R)
• M18: 8,922,167 km (0.074 R)
• M19: 10,590,781 km (0.075 R)
• M20: 13,886,123 km (0.096 R)
• M21: 15,045,955 km (0.052 R)
• M22: 16,985,193 km (0.062 R)
• M23: 21,634,994 km (0.106 R)
• M24: 23,389,029 km (0.118 R)
• M25: 24,506,375 km (0.082 R)
• M26: 25,130,498 km (0.102 R)
• M27: 25,340,982 km (0.105 R)
• M28: 27,733,650 km (0.104 R)
• M29: 30,272,625 km (0.105 R)
• M30: 42,722,609 km (0.086 R)
• M31: 44,235,492 km (0.118 R)
• M32: 44,542,168 km (0.083 R)
• M33: 46,255,063 km (0.11 R)
• M34: 48,987,618 km (0.094 R)
• M35: 50,979,962 km (0.056 R)
• M36: 51,996,181 km (0.093 R)
• M37: 54,068,859 km (0.098 R)
• M38: 56,016,623 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 18,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit