🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 8

Gravity: 14.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.21 AU - 1.41 AU

Year: 968 Days

Day: 10.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,978,026 km

• M1: 99,483 km (0.098 R)
• M2: 351,405 km (0.095 R)
• M3: 683,961 km (0.06 R)
• M4: 1,094,907 km (0.09 R)
• M5: 1,441,226 km (0.058 R)
• M6: 2,451,012 km (0.115 R)
• M7: 2,745,719 km (0.047 R)
• M8: 3,496,401 km (0.106 R)
• M9: 3,936,219 km (0.119 R)
• M10: 4,646,360 km (0.107 R)
• M11: 5,237,870 km (0.101 R)
• M12: 5,521,059 km (0.113 R)
• M13: 6,251,695 km (0.098 R)
• M14: 6,687,025 km (0.09 R)
• M15: 7,567,558 km (0.08 R)
• M16: 7,930,183 km (0.079 R)
• M17: 8,973,030 km (0.111 R)
• M18: 9,262,053 km (0.097 R)
• M19: 10,640,298 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.2

Radius: 14.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.99 AU - 3.01 AU

Year: 2552 Days

Day: 12.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,978,026 km

• M1: 178,321 km (0.045 R)
• M2: 701,016 km (0.093 R)
• M3: 1,335,011 km (0.117 R)
• M4: 1,803,552 km (0.089 R)
• M5: 2,676,306 km (0.08 R)
• M6: 3,353,087 km (0.118 R)
• M7: 5,097,547 km (0.062 R)
• M8: 5,788,091 km (0.039 R)
• M9: 6,459,486 km (0.089 R)
• M10: 7,067,901 km (0.078 R)
• M11: 7,897,421 km (0.1 R)
• M12: 8,857,391 km (0.07 R)
• M13: 9,644,874 km (0.097 R)
• M14: 11,164,339 km (0.104 R)
• M15: 12,752,919 km (0.119 R)
• M16: 15,484,576 km (0.109 R)
• M17: 18,258,420 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.3

Radius: 9.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.33 AU - 2.75 AU

Year: 2614 Days

Day: 7.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,978,026 km

• M1: 117,883 km (0.119 R)
• M2: 446,550 km (0.111 R)
• M3: 806,183 km (0.046 R)
• M4: 1,275,471 km (0.113 R)
• M5: 1,639,443 km (0.056 R)
• M6: 3,455,112 km (0.054 R)
• M7: 4,767,235 km (0.053 R)
• M8: 5,559,655 km (0.066 R)
• M9: 7,908,043 km (0.074 R)
• M10: 9,116,045 km (0.063 R)
• M11: 9,522,054 km (0.118 R)
• M12: 11,152,671 km (0.066 R)
• M13: 11,539,082 km (0.102 R)
• M14: 16,152,381 km (0.101 R)
• M15: 16,797,747 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.6

Radius: 14

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.83 AU - 2.95 AU

Year: 3172 Days

Day: 11.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 89,978,026 km

• M1: 177,423 km (0.104 R)
• M2: 633,996 km (0.093 R)
• M3: 1,119,890 km (0.079 R)
• M4: 2,378,008 km (0.032 R)
• M5: 4,105,863 km (0.087 R)
• M6: 5,584,189 km (0.102 R)
• M7: 6,189,163 km (0.092 R)
• M8: 7,078,373 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.6

Radius: 8.4

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.99 AU - 5.59 AU

Year: 6769 Days

Day: 8 Hours

Environment

Temp: -216 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,978,026 km

• M1: 104,569 km (0.098 R)
• M2: 720,763 km (0.105 R)
• M3: 2,191,310 km (0.101 R)
• M4: 2,544,061 km (0.083 R)
• M5: 3,421,303 km (0.11 R)
• M6: 4,960,516 km (0.117 R)
• M7: 5,493,084 km (0.09 R)
• M8: 6,063,202 km (0.101 R)
• M9: 7,612,138 km (0.061 R)
• M10: 7,978,054 km (0.073 R)
• M11: 9,035,861 km (0.119 R)
• M12: 9,484,206 km (0.068 R)
• M13: 10,344,693 km (0.051 R)
• M14: 11,341,763 km (0.068 R)
• M15: 12,265,529 km (0.106 R)
• M16: 12,769,076 km (0.097 R)
• M17: 15,337,671 km (0.072 R)
• M18: 16,084,165 km (0.087 R)
• M19: 16,466,387 km (0.111 R)
• M20: 16,854,594 km (0.116 R)
• M21: 18,114,657 km (0.083 R)
• M22: 18,587,984 km (0.09 R)
• M23: 21,471,932 km (0.104 R)
• M24: 23,019,971 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808

Radius: 6.2

Gravity: 21.02 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.91 AU - 9.27 AU

Year: 14857 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,978,026 km

• M1: 190,887 km (0.082 R)
• M2: 418,126 km (0.067 R)
• M3: 889,060 km (0.096 R)
• M4: 2,235,441 km (0.052 R)
• M5: 2,597,917 km (0.072 R)
• M6: 3,894,631 km (0.058 R)
• M7: 7,498,743 km (0.059 R)
• M8: 9,073,709 km (0.045 R)
• M9: 11,337,125 km (0.12 R)
• M10: 12,083,319 km (0.089 R)
• M11: 15,623,254 km (0.111 R)
• M12: 16,234,810 km (0.088 R)
• M13: 17,669,154 km (0.036 R)
• M14: 21,154,934 km (0.116 R)
• M15: 25,280,993 km (0.104 R)
• M16: 25,911,099 km (0.11 R)
• M17: 26,767,397 km (0.117 R)
• M18: 28,876,428 km (0.092 R)
• M19: 37,196,164 km (0.109 R)
• M20: 40,812,992 km (0.118 R)
• M21: 41,679,612 km (0.086 R)
• M22: 42,854,255 km (0.051 R)
• M23: 53,398,960 km (0.117 R)
• M24: 54,088,457 km (0.052 R)
• M25: 61,879,514 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.5

Radius: 3.8

Gravity: 28.36 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.99 AU - 11.97 AU

Year: 20357 Days

Day: 21.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,978,026 km

• M1: 47,273 km (0.11 R)
• M2: 288,574 km (0.029 R)
• M3: 438,023 km (0.042 R)
• M4: 756,367 km (0.1 R)
• M5: 910,004 km (0.112 R)
• M6: 1,226,254 km (0.075 R)
• M7: 1,351,467 km (0.082 R)
• M8: 1,500,616 km (0.107 R)
• M9: 2,015,682 km (0.083 R)
• M10: 2,572,186 km (0.074 R)
• M11: 3,277,091 km (0.072 R)
• M12: 3,745,781 km (0.106 R)
• M13: 4,416,728 km (0.04 R)
• M14: 4,780,699 km (0.112 R)
• M15: 4,917,880 km (0.115 R)
• M16: 5,308,780 km (0.059 R)
• M17: 7,486,925 km (0.089 R)
• M18: 8,344,569 km (0.065 R)
• M19: 9,003,249 km (0.11 R)
• M20: 11,986,679 km (0.12 R)
• M21: 12,497,406 km (0.067 R)
• M22: 12,823,829 km (0.045 R)
• M23: 13,630,610 km (0.104 R)
• M24: 21,992,682 km (0.089 R)
• M25: 23,440,191 km (0.044 R)
• M26: 29,405,406 km (0.103 R)
• M27: 33,230,175 km (0.034 R)
• M28: 38,735,676 km (0.12 R)
• M29: 50,186,046 km (0.12 R)
• M30: 50,679,121 km (0.102 R)
• M31: 51,175,487 km (0.092 R)
• M32: 52,010,093 km (0.116 R)
• M33: 52,178,092 km (0.107 R)
• M34: 53,534,944 km (0.099 R)
• M35: 59,748,642 km (0.105 R)
• M36: 61,608,293 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.1

Radius: 6.4

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.66 AU - 10.7 AU

Year: 22536 Days

Day: 15.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,978,026 km

• M1: 79,586 km (0.033 R)
• M2: 281,394 km (0.115 R)
• M3: 625,020 km (0.046 R)
• M4: 1,034,320 km (0.032 R)
• M5: 1,576,313 km (0.055 R)
• M6: 2,445,177 km (0.101 R)
• M7: 3,454,813 km (0.069 R)
• M8: 4,084,321 km (0.087 R)
• M9: 4,376,336 km (0.115 R)
• M10: 5,686,813 km (0.118 R)
• M11: 6,260,820 km (0.098 R)
• M12: 6,872,676 km (0.104 R)
• M13: 7,523,576 km (0.075 R)
• M14: 12,723,299 km (0.117 R)
• M15: 15,034,287 km (0.049 R)
• M16: 15,889,388 km (0.091 R)
• M17: 17,024,088 km (0.065 R)
• M18: 18,211,746 km (0.111 R)
• M19: 18,561,057 km (0.097 R)
• M20: 21,614,948 km (0.097 R)
• M21: 23,620,157 km (0.094 R)
• M22: 24,561,577 km (0.109 R)
• M23: 25,527,829 km (0.116 R)
• M24: 26,075,507 km (0.114 R)
• M25: 27,536,031 km (0.118 R)
• M26: 27,996,194 km (0.11 R)
• M27: 34,453,736 km (0.041 R)
• M28: 35,799,967 km (0.081 R)
• M29: 48,186,372 km (0.065 R)
• M30: 49,528,863 km (0.096 R)
• M31: 50,551,963 km (0.078 R)
• M32: 54,604,270 km (0.037 R)
• M33: 64,958,537 km (0.095 R)
• M34: 66,802,331 km (0.085 R)
• M35: 67,424,508 km (0.084 R)
• M36: 70,808,861 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858

Radius: 3.7

Gravity: 62.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 10.44 AU - 11.2 AU

Year: 22980 Days

Day: 19.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,978,026 km

• M1: 46,974 km (0.115 R)
• M2: 257,608 km (0.061 R)
• M3: 464,801 km (0.112 R)
• M4: 723,156 km (0.078 R)
• M5: 1,519,765 km (0.079 R)
• M6: 2,041,413 km (0.119 R)
• M7: 2,331,333 km (0.114 R)
• M8: 2,883,798 km (0.111 R)
• M9: 3,643,456 km (0.08 R)
• M10: 6,520,373 km (0.06 R)
• M11: 6,901,099 km (0.108 R)
• M12: 7,296,487 km (0.031 R)
• M13: 7,917,617 km (0.081 R)
• M14: 8,742,649 km (0.117 R)
• M15: 9,383,078 km (0.092 R)
• M16: 9,745,254 km (0.104 R)
• M17: 11,422,994 km (0.091 R)
• M18: 12,258,498 km (0.105 R)
• M19: 18,610,274 km (0.094 R)
• M20: 18,989,804 km (0.069 R)
• M21: 21,272,518 km (0.114 R)
• M22: 21,896,790 km (0.067 R)
• M23: 25,783,791 km (0.11 R)
• M24: 26,732,541 km (0.08 R)
• M25: 27,094,269 km (0.108 R)
• M26: 28,198,899 km (0.1 R)
• M27: 41,907,899 km (0.118 R)
• M28: 46,091,254 km (0.102 R)
• M29: 52,402,937 km (0.068 R)
• M30: 52,591,281 km (0.105 R)
• M31: 54,114,187 km (0.036 R)
• M32: 57,647,839 km (0.107 R)
• M33: 60,707,564 km (0.103 R)
• M34: 60,915,206 km (0.084 R)
• M35: 61,123,446 km (0.089 R)
• M36: 67,592,956 km (0.103 R)
• M37: 74,980,697 km (0.111 R)
• M38: 85,991,549 km (0.114 R)
• M39: 88,368,958 km (0.085 R)
• M40: 88,635,841 km (0.085 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 19,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit