🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.7

Radius: 11.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.45 AU - 0.57 AU

Year: 251 Days

Day: 15 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,896,029 km

• M1: 147,952 km (0.072 R)
• M2: 413,189 km (0.053 R)
• M3: 663,467 km (0.062 R)
• M4: 898,485 km (0.049 R)
• M5: 1,320,351 km (0.087 R)
• M6: 1,709,904 km (0.072 R)
• M7: 1,957,488 km (0.072 R)
• M8: 2,656,110 km (0.098 R)
• M9: 2,933,165 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.9

Radius: 8.2

Gravity: 14.87 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.52 AU - 0.52 AU

Year: 259 Days

Day: 12.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,896,029 km

• M1: 107,710 km (0.077 R)
• M2: 290,070 km (0.054 R)
• M3: 646,562 km (0.116 R)
• M4: 824,733 km (0.101 R)
• M5: 1,065,885 km (0.109 R)
• M6: 1,270,535 km (0.097 R)
• M7: 1,459,626 km (0.08 R)
• M8: 2,038,869 km (0.096 R)
• M9: 2,429,170 km (0.086 R)
• M10: 2,630,828 km (0.096 R)
• M11: 3,171,774 km (0.078 R)
• M12: 4,637,534 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.4

Radius: 10.9

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.48 AU - 0.8 AU

Year: 353 Days

Day: 8.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,896,029 km

• M1: 135,685 km (0.1 R)
• M2: 355,445 km (0.113 R)
• M3: 651,349 km (0.119 R)
• M4: 911,799 km (0.098 R)
• M5: 1,148,912 km (0.115 R)
• M6: 1,549,535 km (0.111 R)
• M7: 1,952,851 km (0.105 R)
• M8: 2,272,691 km (0.116 R)
• M9: 2,712,060 km (0.115 R)
• M10: 3,029,955 km (0.059 R)
• M11: 3,338,127 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.4

Radius: 8.7

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.54 AU - 2.56 AU

Year: 2811 Days

Day: 14.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,896,029 km

• M1: 108,608 km (0.109 R)
• M2: 325,525 km (0.09 R)
• M3: 502,200 km (0.098 R)
• M4: 730,935 km (0.074 R)
• M5: 1,514,978 km (0.082 R)
• M6: 1,707,211 km (0.064 R)
• M7: 1,961,826 km (0.063 R)
• M8: 2,302,910 km (0.042 R)
• M9: 3,265,273 km (0.107 R)
• M10: 3,584,515 km (0.108 R)
• M11: 3,991,720 km (0.076 R)
• M12: 4,634,692 km (0.085 R)
• M13: 4,813,162 km (0.111 R)
• M14: 5,757,274 km (0.081 R)
• M15: 6,598,164 km (0.118 R)
• M16: 7,372,482 km (0.064 R)
• M17: 7,674,072 km (0.026 R)
• M18: 8,111,795 km (0.097 R)
• M19: 8,428,194 km (0.095 R)
• M20: 9,218,221 km (0.099 R)
• M21: 9,442,468 km (0.085 R)
• M22: 11,645,895 km (0.104 R)
• M23: 12,185,046 km (0.063 R)
• M24: 12,638,327 km (0.109 R)
• M25: 13,502,255 km (0.093 R)
• M26: 13,671,600 km (0.103 R)
• M27: 14,290,486 km (0.066 R)
• M28: 14,852,077 km (0.119 R)
• M29: 15,316,428 km (0.098 R)
• M30: 15,533,196 km (0.094 R)
• M31: 16,941,510 km (0.118 R)
• M32: 19,778,484 km (0.115 R)
• M33: 20,522,285 km (0.079 R)
• M34: 20,773,310 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575.8

Radius: 3.9

Gravity: 37.86 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.71 AU - 6.33 AU

Year: 10195 Days

Day: 15.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 41,896,029 km

• M1: 51,462 km (0.096 R)
• M2: 153,936 km (0.096 R)
• M3: 582,385 km (0.057 R)
• M4: 1,418,487 km (0.078 R)
• M5: 1,564,794 km (0.047 R)
• M6: 1,897,948 km (0.097 R)
• M7: 2,204,025 km (0.095 R)
• M8: 3,048,505 km (0.077 R)
• M9: 3,714,665 km (0.095 R)
• M10: 4,140,869 km (0.104 R)
• M11: 5,720,323 km (0.108 R)
• M12: 5,915,399 km (0.115 R)
• M13: 6,315,274 km (0.082 R)
• M14: 6,798,475 km (0.048 R)
• M15: 7,446,084 km (0.119 R)
• M16: 7,519,836 km (0.12 R)
• M17: 12,569,512 km (0.108 R)
• M18: 16,199,953 km (0.098 R)
• M19: 18,798,319 km (0.086 R)
• M20: 21,215,372 km (0.074 R)
• M21: 23,581,412 km (0.07 R)
• M22: 25,935,035 km (0.11 R)
• M23: 27,259,574 km (0.076 R)
• M24: 30,828,232 km (0.076 R)
• M25: 32,041,171 km (0.086 R)
• M26: 32,888,643 km (0.091 R)
• M27: 36,144,940 km (0.062 R)
• M28: 36,552,594 km (0.068 R)
• M29: 37,209,478 km (0.092 R)
• M30: 37,457,362 km (0.107 R)
• M31: 38,541,049 km (0.081 R)
• M32: 38,793,271 km (0.054 R)
• M33: 39,470,052 km (0.106 R)
• M34: 43,385,926 km (0.102 R)
• M35: 44,371,327 km (0.113 R)
• M36: 44,822,963 km (0.098 R)
• M37: 44,913,619 km (0.058 R)
• M38: 45,004,275 km (0.104 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.4

Radius: 3.7

Gravity: 22.6 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.09 AU - 7.45 AU

Year: 12159 Days

Day: 16.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 41,896,029 km

• M1: 86,168 km (0.089 R)
• M2: 552,465 km (0.119 R)
• M3: 742,454 km (0.09 R)
• M4: 854,653 km (0.078 R)
• M5: 1,038,508 km (0.091 R)
• M6: 1,213,239 km (0.111 R)
• M7: 1,401,882 km (0.117 R)
• M8: 1,653,655 km (0.095 R)
• M9: 2,578,618 km (0.087 R)
• M10: 3,565,665 km (0.108 R)
• M11: 5,027,236 km (0.07 R)
• M12: 5,439,678 km (0.117 R)
• M13: 5,530,184 km (0.091 R)
• M14: 5,744,409 km (0.073 R)
• M15: 6,281,465 km (0.083 R)
• M16: 6,476,840 km (0.105 R)
• M17: 7,428,282 km (0.106 R)
• M18: 8,001,541 km (0.095 R)
• M19: 8,824,629 km (0.108 R)
• M20: 8,901,522 km (0.033 R)
• M21: 8,978,715 km (0.067 R)
• M22: 9,133,997 km (0.117 R)
• M23: 11,713,064 km (0.071 R)
• M24: 12,659,720 km (0.092 R)
• M25: 14,712,951 km (0.119 R)
• M26: 16,551,060 km (0.117 R)
• M27: 17,295,010 km (0.045 R)
• M28: 18,497,478 km (0.084 R)
• M29: 21,261,597 km (0.099 R)
• M30: 21,741,059 km (0.053 R)
• M31: 22,531,534 km (0.062 R)
• M32: 25,117,333 km (0.093 R)
• M33: 25,377,184 km (0.081 R)
• M34: 25,769,430 km (0.082 R)
• M35: 26,964,119 km (0.058 R)
• M36: 28,737,751 km (0.101 R)
• M37: 30,782,754 km (0.109 R)
• M38: 31,504,264 km (0.072 R)
• M39: 33,046,618 km (0.113 R)
• M40: 33,269,968 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 16,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit