🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.4

Radius: 8.5

Gravity: 13.33 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.54 AU - 0.88 AU

Year: 399 Days

Day: 8.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,342,679 km

• M1: 108,309 km (0.063 R)
• M2: 388,506 km (0.114 R)
• M3: 721,511 km (0.04 R)
• M4: 1,424,022 km (0.116 R)
• M5: 1,714,092 km (0.046 R)
• M6: 2,018,524 km (0.082 R)
• M7: 3,214,858 km (0.086 R)
• M8: 3,554,595 km (0.106 R)
• M9: 4,081,628 km (0.044 R)
• M10: 4,781,746 km (0.093 R)
• M11: 5,144,521 km (0.068 R)
• M12: 5,576,709 km (0.105 R)
• M13: 5,961,176 km (0.073 R)

Planet 2 - Ice Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.3

Radius: 7.1

Gravity: 19.7 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.56 AU - 6 AU

Year: 9267 Days

Day: 19.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,342,679 km

• M1: 88,712 km (0.105 R)
• M2: 441,463 km (0.104 R)
• M3: 1,450,651 km (0.044 R)
• M4: 2,550,644 km (0.093 R)
• M5: 2,846,698 km (0.088 R)
• M6: 4,238,706 km (0.115 R)
• M7: 4,655,336 km (0.054 R)
• M8: 5,605,432 km (0.088 R)
• M9: 9,621,985 km (0.095 R)
• M10: 11,658,611 km (0.099 R)
• M11: 12,416,773 km (0.091 R)
• M12: 12,656,578 km (0.051 R)
• M13: 14,821,259 km (0.079 R)
• M14: 15,227,268 km (0.109 R)
• M15: 16,132,634 km (0.042 R)
• M16: 16,780,094 km (0.12 R)
• M17: 17,295,608 km (0.085 R)
• M18: 19,302,912 km (0.086 R)
• M19: 21,806,134 km (0.097 R)
• M20: 22,331,521 km (0.081 R)
• M21: 22,955,195 km (0.059 R)
• M22: 25,857,094 km (0.09 R)
• M23: 26,643,979 km (0.077 R)
• M24: 28,265,171 km (0.117 R)
• M25: 29,951,139 km (0.063 R)
• M26: 37,367,155 km (0.062 R)
• M27: 41,096,629 km (0.117 R)
• M28: 43,670,311 km (0.098 R)
• M29: 44,364,894 km (0.067 R)
• M30: 51,413,347 km (0.06 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.7

Radius: 3.5

Gravity: 46.1 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.39 AU - 11.23 AU

Year: 18943 Days

Day: 21.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,342,679 km

• M1: 44,730 km (0.104 R)
• M2: 216,468 km (0.025 R)
• M3: 493,224 km (0.071 R)
• M4: 680,371 km (0.115 R)
• M5: 982,260 km (0.114 R)
• M6: 1,238,222 km (0.107 R)
• M7: 1,937,592 km (0.109 R)
• M8: 2,470,160 km (0.119 R)
• M9: 3,068,252 km (0.094 R)
• M10: 3,698,957 km (0.11 R)
• M11: 4,154,034 km (0.09 R)
• M12: 4,645,612 km (0.061 R)
• M13: 4,994,026 km (0.077 R)
• M14: 5,703,868 km (0.103 R)
• M15: 6,393,663 km (0.086 R)
• M16: 8,283,234 km (0.098 R)
• M17: 9,058,450 km (0.046 R)
• M18: 12,578,339 km (0.108 R)
• M19: 14,094,812 km (0.079 R)
• M20: 17,156,333 km (0.059 R)
• M21: 17,402,421 km (0.117 R)
• M22: 17,901,480 km (0.118 R)
• M23: 20,725,588 km (0.113 R)
• M24: 21,380,677 km (0.07 R)
• M25: 23,630,031 km (0.118 R)
• M26: 26,794,475 km (0.065 R)
• M27: 31,071,777 km (0.097 R)
• M28: 36,995,853 km (0.105 R)
• M29: 38,236,767 km (0.074 R)
• M30: 43,782,210 km (0.117 R)
• M31: 48,848,642 km (0.07 R)
• M32: 49,342,763 km (0.083 R)
• M33: 53,765,176 km (0.059 R)
• M34: 58,629,799 km (0.083 R)
• M35: 58,815,300 km (0.087 R)
• M36: 63,975,829 km (0.048 R)
• M37: 64,369,570 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.1

Radius: 3.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.43 AU - 11.83 AU

Year: 19928 Days

Day: 18.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,342,679 km

• M1: 55,351 km (0.072 R)
• M2: 186,399 km (0.11 R)
• M3: 336,446 km (0.079 R)
• M4: 848,968 km (0.094 R)
• M5: 1,270,236 km (0.115 R)
• M6: 1,651,710 km (0.117 R)
• M7: 2,027,051 km (0.057 R)
• M8: 2,421,690 km (0.113 R)
• M9: 3,449,727 km (0.093 R)
• M10: 4,235,415 km (0.085 R)
• M11: 6,217,886 km (0.097 R)
• M12: 6,691,363 km (0.114 R)
• M13: 7,261,481 km (0.111 R)
• M14: 8,216,214 km (0.077 R)
• M15: 10,699,689 km (0.03 R)
• M16: 16,503,338 km (0.074 R)
• M17: 17,407,657 km (0.082 R)
• M18: 19,526,860 km (0.101 R)
• M19: 20,464,690 km (0.059 R)
• M20: 22,821,006 km (0.058 R)
• M21: 25,352,202 km (0.045 R)
• M22: 27,614,271 km (0.085 R)
• M23: 29,536,753 km (0.091 R)
• M24: 30,482,960 km (0.073 R)
• M25: 32,137,213 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.8

Radius: 6.3

Gravity: 18.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.58 AU - 11.88 AU

Year: 23438 Days

Day: 22.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,342,679 km

• M1: 78,389 km (0.098 R)
• M2: 281,244 km (0.043 R)
• M3: 768,484 km (0.04 R)
• M4: 2,478,089 km (0.115 R)
• M5: 3,067,056 km (0.089 R)
• M6: 3,713,917 km (0.057 R)
• M7: 4,700,664 km (0.116 R)
• M8: 5,354,557 km (0.108 R)
• M9: 8,204,097 km (0.081 R)
• M10: 9,559,005 km (0.114 R)
• M11: 10,289,491 km (0.051 R)
• M12: 14,509,049 km (0.106 R)
• M13: 15,146,784 km (0.062 R)
• M14: 16,822,580 km (0.113 R)
• M15: 18,992,347 km (0.115 R)
• M16: 19,466,722 km (0.113 R)
• M17: 21,854,603 km (0.116 R)
• M18: 23,878,214 km (0.104 R)
• M19: 24,319,677 km (0.114 R)
• M20: 27,563,258 km (0.093 R)
• M21: 28,788,165 km (0.078 R)
• M22: 29,667,053 km (0.107 R)
• M23: 30,822,996 km (0.089 R)
• M24: 32,142,299 km (0.089 R)
• M25: 32,410,678 km (0.107 R)
• M26: 35,891,970 km (0.08 R)
• M27: 37,056,440 km (0.091 R)
• M28: 41,807,519 km (0.115 R)
• M29: 44,911,525 km (0.112 R)
• M30: 51,573,567 km (0.082 R)
• M31: 51,941,428 km (0.104 R)
• M32: 55,716,530 km (0.049 R)
• M33: 56,492,794 km (0.118 R)
• M34: 65,514,144 km (0.028 R)
• M35: 80,279,453 km (0.089 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 17,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit