🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.3

Radius: 9.6

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.48 AU - 0.68 AU

Year: 310 Days

Day: 5.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,834,020 km

• M1: 119,379 km (0.119 R)
• M2: 429,196 km (0.101 R)
• M3: 881,431 km (0.118 R)
• M4: 1,327,532 km (0.039 R)
• M5: 1,660,387 km (0.101 R)
• M6: 2,208,663 km (0.081 R)
• M7: 2,844,155 km (0.094 R)
• M8: 3,328,852 km (0.071 R)
• M9: 3,654,826 km (0.109 R)
• M10: 4,708,144 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.8

Radius: 11.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.82 AU - 1.16 AU

Year: 692 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 69,834,020 km

• M1: 145,559 km (0.041 R)
• M2: 515,365 km (0.114 R)
• M3: 1,164,619 km (0.12 R)
• M4: 1,533,378 km (0.042 R)
• M5: 2,196,246 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.8

Radius: 12.7

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.14 AU - 1.44 AU

Year: 1030 Days

Day: 12 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,834,020 km

• M1: 158,424 km (0.114 R)
• M2: 568,921 km (0.101 R)
• M3: 1,125,874 km (0.105 R)
• M4: 2,150,769 km (0.029 R)
• M5: 2,550,344 km (0.108 R)
• M6: 3,025,916 km (0.107 R)
• M7: 3,920,661 km (0.046 R)
• M8: 4,506,935 km (0.08 R)
• M9: 4,948,099 km (0.113 R)
• M10: 6,691,363 km (0.118 R)
• M11: 7,126,244 km (0.116 R)
• M12: 8,129,597 km (0.064 R)
• M13: 8,598,886 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 11.3

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.01 AU - 2.11 AU

Year: 2078 Days

Day: 14.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,834,020 km

• M1: 140,472 km (0.064 R)
• M2: 651,050 km (0.094 R)
• M3: 1,240,615 km (0.063 R)
• M4: 1,685,220 km (0.079 R)
• M5: 2,354,970 km (0.035 R)
• M6: 2,807,054 km (0.09 R)
• M7: 3,164,893 km (0.094 R)
• M8: 4,044,528 km (0.104 R)
• M9: 4,896,039 km (0.107 R)
• M10: 8,610,405 km (0.084 R)
• M11: 9,155,390 km (0.113 R)
• M12: 10,516,880 km (0.093 R)
• M13: 11,210,715 km (0.12 R)
• M14: 11,750,913 km (0.115 R)
• M15: 12,233,067 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.8

Radius: 11.6

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.07 AU - 3.01 AU

Year: 2846 Days

Day: 13.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,834,020 km

• M1: 144,811 km (0.065 R)
• M2: 527,183 km (0.081 R)
• M3: 981,960 km (0.044 R)
• M4: 1,810,882 km (0.118 R)
• M5: 2,839,068 km (0.117 R)
• M6: 4,061,732 km (0.073 R)
• M7: 4,993,427 km (0.057 R)
• M8: 5,558,758 km (0.104 R)
• M9: 6,010,394 km (0.102 R)
• M10: 6,845,898 km (0.065 R)
• M11: 7,336,130 km (0.111 R)
• M12: 10,671,714 km (0.045 R)
• M13: 12,226,484 km (0.065 R)
• M14: 13,927,263 km (0.12 R)
• M15: 17,367,116 km (0.097 R)
• M16: 18,171,803 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.9

Radius: 14.3

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.65 AU - 4.69 AU

Year: 5986 Days

Day: 14.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,834,020 km

• M1: 177,872 km (0.087 R)
• M2: 653,892 km (0.08 R)
• M3: 2,039,169 km (0.074 R)
• M4: 3,827,910 km (0.091 R)
• M5: 4,444,104 km (0.092 R)
• M6: 9,565,587 km (0.045 R)
• M7: 16,505,432 km (0.039 R)
• M8: 20,372,986 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 8.7

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.6 AU - 4.84 AU

Year: 6094 Days

Day: 9 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,834,020 km

• M1: 108,309 km (0.05 R)
• M2: 388,655 km (0.116 R)
• M3: 745,446 km (0.054 R)
• M4: 1,189,752 km (0.045 R)
• M5: 1,473,838 km (0.067 R)
• M6: 1,966,015 km (0.069 R)
• M7: 2,336,569 km (0.092 R)
• M8: 3,160,554 km (0.108 R)
• M9: 3,502,385 km (0.116 R)
• M10: 6,632,272 km (0.09 R)
• M11: 8,043,130 km (0.117 R)
• M12: 9,979,524 km (0.093 R)
• M13: 10,763,118 km (0.066 R)
• M14: 13,154,739 km (0.096 R)
• M15: 17,871,859 km (0.103 R)
• M16: 18,251,239 km (0.067 R)
• M17: 21,198,766 km (0.116 R)
• M18: 22,417,989 km (0.075 R)
• M19: 22,711,650 km (0.093 R)
• M20: 23,683,437 km (0.11 R)
• M21: 24,917,171 km (0.097 R)
• M22: 26,112,308 km (0.075 R)
• M23: 26,682,875 km (0.097 R)
• M24: 27,012,588 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.9

Radius: 3.3

Gravity: 49.94 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.28 AU - 7.18 AU

Year: 10931 Days

Day: 21.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,834,020 km

• M1: 41,439 km (0.091 R)
• M2: 196,721 km (0.058 R)
• M3: 324,777 km (0.06 R)
• M4: 555,906 km (0.117 R)
• M5: 659,577 km (0.1 R)
• M6: 1,096,403 km (0.09 R)
• M7: 1,324,390 km (0.066 R)
• M8: 1,732,194 km (0.077 R)
• M9: 2,329,239 km (0.078 R)
• M10: 2,919,253 km (0.084 R)
• M11: 3,477,851 km (0.1 R)
• M12: 3,730,373 km (0.112 R)
• M13: 4,386,509 km (0.092 R)
• M14: 5,376,398 km (0.082 R)
• M15: 5,645,375 km (0.104 R)
• M16: 5,887,873 km (0.097 R)
• M17: 7,126,394 km (0.08 R)
• M18: 7,827,559 km (0.092 R)
• M19: 9,705,611 km (0.069 R)
• M20: 12,845,221 km (0.104 R)
• M21: 13,569,724 km (0.115 R)
• M22: 15,033,988 km (0.098 R)
• M23: 18,346,982 km (0.11 R)
• M24: 22,630,717 km (0.086 R)
• M25: 23,596,222 km (0.12 R)
• M26: 25,797,405 km (0.083 R)
• M27: 28,433,020 km (0.062 R)
• M28: 29,452,978 km (0.114 R)
• M29: 30,076,502 km (0.086 R)
• M30: 30,286,239 km (0.083 R)
• M31: 34,689,801 km (0.104 R)
• M32: 35,736,239 km (0.117 R)
• M33: 37,526,626 km (0.065 R)
• M34: 38,259,207 km (0.044 R)
• M35: 41,026,917 km (0.071 R)
• M36: 42,459,616 km (0.067 R)
• M37: 42,591,411 km (0.065 R)
• M38: 42,723,656 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.1

Radius: 5.2

Gravity: 22.41 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.43 AU - 8.77 AU

Year: 13298 Days

Day: 18.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,834,020 km

• M1: 64,925 km (0.07 R)
• M2: 252,222 km (0.065 R)
• M3: 451,935 km (0.072 R)
• M4: 632,649 km (0.12 R)
• M5: 943,663 km (0.097 R)
• M6: 1,311,225 km (0.053 R)
• M7: 1,672,953 km (0.092 R)
• M8: 1,920,388 km (0.096 R)
• M9: 4,008,774 km (0.068 R)
• M10: 5,129,711 km (0.08 R)
• M11: 5,334,959 km (0.094 R)
• M12: 7,012,550 km (0.075 R)
• M13: 7,437,857 km (0.066 R)
• M14: 7,612,736 km (0.068 R)
• M15: 7,880,068 km (0.087 R)
• M16: 9,261,903 km (0.076 R)
• M17: 10,853,625 km (0.093 R)
• M18: 14,363,939 km (0.027 R)
• M19: 16,484,339 km (0.109 R)
• M20: 18,804,752 km (0.05 R)
• M21: 22,225,008 km (0.075 R)
• M22: 22,406,171 km (0.101 R)
• M23: 23,047,946 km (0.036 R)
• M24: 25,046,872 km (0.073 R)
• M25: 28,952,274 km (0.098 R)
• M26: 32,540,678 km (0.043 R)
• M27: 35,295,523 km (0.089 R)
• M28: 40,720,092 km (0.081 R)
• M29: 43,346,581 km (0.087 R)
• M30: 52,219,231 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.8

Radius: 4.7

Gravity: 42.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.72 AU - 8.72 AU

Year: 15078 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,834,020 km

• M1: 58,493 km (0.105 R)
• M2: 338,989 km (0.05 R)
• M3: 616,642 km (0.1 R)
• M4: 918,531 km (0.1 R)
• M5: 1,084,585 km (0.074 R)
• M6: 1,541,456 km (0.105 R)
• M7: 1,742,666 km (0.081 R)
• M8: 2,157,351 km (0.088 R)
• M9: 3,592,742 km (0.12 R)
• M10: 3,767,473 km (0.082 R)
• M11: 4,391,445 km (0.092 R)
• M12: 4,625,267 km (0.081 R)
• M13: 9,478,521 km (0.074 R)
• M14: 10,040,261 km (0.075 R)
• M15: 10,446,419 km (0.069 R)
• M16: 10,984,672 km (0.03 R)
• M17: 11,415,963 km (0.118 R)
• M18: 12,312,204 km (0.101 R)
• M19: 18,694,797 km (0.093 R)
• M20: 20,485,633 km (0.101 R)
• M21: 22,387,621 km (0.107 R)
• M22: 23,180,190 km (0.119 R)
• M23: 24,612,141 km (0.075 R)
• M24: 31,665,680 km (0.112 R)
• M25: 31,913,265 km (0.09 R)
• M26: 35,516,330 km (0.049 R)
• M27: 36,729,568 km (0.098 R)
• M28: 42,758,363 km (0.096 R)
• M29: 46,802,591 km (0.081 R)
• M30: 51,606,029 km (0.047 R)
• M31: 54,038,341 km (0.101 R)
• M32: 55,641,582 km (0.076 R)
• M33: 59,129,755 km (0.095 R)
• M34: 60,071,324 km (0.074 R)
• M35: 61,406,336 km (0.081 R)
• M36: 61,791,400 km (0.113 R)
• M37: 66,538,141 km (0.052 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 18,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit