🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.7

Radius: 12.4

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.86 AU - 2.24 AU

Year: 2026 Days

Day: 10.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,297,819 km

• M1: 154,385 km (0.06 R)
• M2: 611,706 km (0.115 R)
• M3: 1,385,276 km (0.091 R)
• M4: 2,589,090 km (0.113 R)
• M5: 3,904,355 km (0.061 R)
• M6: 4,783,093 km (0.115 R)
• M7: 9,129,808 km (0.119 R)
• M8: 9,830,226 km (0.064 R)
• M9: 10,929,321 km (0.077 R)
• M10: 11,835,136 km (0.076 R)
• M11: 12,346,462 km (0.101 R)
• M12: 13,839,449 km (0.054 R)
• M13: 15,081,560 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30

Radius: 11.8

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.98 AU - 2.48 AU

Year: 2299 Days

Day: 9.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 76,297,819 km

• M1: 146,756 km (0.113 R)
• M2: 646,113 km (0.094 R)
• M3: 1,824,196 km (0.106 R)
• M4: 2,676,755 km (0.112 R)
• M5: 5,258,066 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.3

Radius: 15

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.22 AU - 3.08 AU

Year: 2978 Days

Day: 8.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,297,819 km

• M1: 186,549 km (0.106 R)
• M2: 712,086 km (0.095 R)
• M3: 1,780,663 km (0.091 R)
• M4: 2,914,765 km (0.061 R)
• M5: 3,507,472 km (0.096 R)
• M6: 4,548,673 km (0.046 R)
• M7: 6,524,562 km (0.052 R)
• M8: 7,240,836 km (0.115 R)
• M9: 8,520,646 km (0.097 R)
• M10: 9,377,692 km (0.046 R)
• M11: 9,878,396 km (0.096 R)
• M12: 10,788,550 km (0.11 R)
• M13: 11,985,033 km (0.034 R)
• M14: 15,499,985 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.8

Radius: 11.8

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.79 AU - 3.99 AU

Year: 4308 Days

Day: 9.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,297,819 km

• M1: 146,756 km (0.097 R)
• M2: 846,874 km (0.063 R)
• M3: 1,230,742 km (0.091 R)
• M4: 1,630,018 km (0.034 R)
• M5: 2,103,196 km (0.037 R)
• M6: 4,146,105 km (0.075 R)
• M7: 5,089,170 km (0.103 R)
• M8: 5,720,623 km (0.107 R)
• M9: 9,041,247 km (0.116 R)
• M10: 9,928,811 km (0.095 R)
• M11: 10,579,861 km (0.114 R)
• M12: 12,941,562 km (0.111 R)
• M13: 16,182,450 km (0.112 R)
• M14: 17,373,250 km (0.093 R)
• M15: 18,079,501 km (0.09 R)
• M16: 23,145,633 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.1

Radius: 9.9

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.35 AU - 4.21 AU

Year: 5073 Days

Day: 10.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,297,819 km

• M1: 123,119 km (0.11 R)
• M2: 598,840 km (0.089 R)
• M3: 1,275,322 km (0.109 R)
• M4: 2,068,490 km (0.118 R)
• M5: 2,681,542 km (0.091 R)
• M6: 3,454,514 km (0.09 R)
• M7: 4,601,780 km (0.094 R)
• M8: 5,291,725 km (0.08 R)
• M9: 8,476,066 km (0.107 R)
• M10: 9,816,762 km (0.07 R)
• M11: 10,445,971 km (0.12 R)
• M12: 11,537,437 km (0.116 R)
• M13: 13,614,453 km (0.114 R)
• M14: 15,327,499 km (0.078 R)
• M15: 19,245,766 km (0.091 R)
• M16: 20,374,482 km (0.119 R)
• M17: 25,333,352 km (0.053 R)
• M18: 33,187,091 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.1

Radius: 13.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.03 AU - 4.73 AU

Year: 5275 Days

Day: 11.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,297,819 km

• M1: 171,589 km (0.114 R)
• M2: 663,167 km (0.083 R)
• M3: 1,143,377 km (0.105 R)
• M4: 1,784,104 km (0.038 R)
• M5: 2,537,030 km (0.033 R)
• M6: 3,046,112 km (0.064 R)
• M7: 3,667,691 km (0.11 R)
• M8: 4,224,793 km (0.092 R)
• M9: 4,946,005 km (0.081 R)
• M10: 5,869,622 km (0.106 R)
• M11: 6,405,482 km (0.096 R)
• M12: 7,323,863 km (0.118 R)
• M13: 8,563,581 km (0.115 R)
• M14: 9,254,573 km (0.076 R)
• M15: 10,473,796 km (0.047 R)
• M16: 11,264,869 km (0.067 R)
• M17: 11,896,322 km (0.099 R)
• M18: 12,861,527 km (0.071 R)
• M19: 13,659,931 km (0.076 R)
• M20: 14,434,848 km (0.101 R)
• M21: 15,711,367 km (0.097 R)
• M22: 17,443,411 km (0.117 R)
• M23: 19,644,295 km (0.076 R)
• M24: 20,134,078 km (0.061 R)
• M25: 21,800,748 km (0.088 R)
• M26: 23,636,314 km (0.074 R)
• M27: 24,511,162 km (0.074 R)
• M28: 25,407,553 km (0.082 R)
• M29: 29,759,654 km (0.111 R)
• M30: 31,156,599 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 11.2

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.61 AU - 5.13 AU

Year: 6306 Days

Day: 11.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,297,819 km

• M1: 139,276 km (0.097 R)
• M2: 735,573 km (0.034 R)
• M3: 2,206,419 km (0.103 R)
• M4: 2,900,254 km (0.099 R)
• M5: 3,825,666 km (0.032 R)
• M6: 4,433,482 km (0.075 R)
• M7: 6,958,246 km (0.117 R)
• M8: 9,265,943 km (0.091 R)
• M9: 13,241,356 km (0.047 R)
• M10: 15,631,930 km (0.088 R)
• M11: 16,802,683 km (0.091 R)
• M12: 17,184,158 km (0.103 R)
• M13: 19,456,998 km (0.103 R)
• M14: 24,025,119 km (0.11 R)
• M15: 30,094,005 km (0.09 R)
• M16: 32,194,210 km (0.072 R)
• M17: 32,684,891 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.1

Radius: 13.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.22 AU - 5.44 AU

Year: 8494 Days

Day: 14.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,297,819 km

• M1: 168,298 km (0.025 R)
• M2: 689,347 km (0.097 R)
• M3: 2,060,262 km (0.079 R)
• M4: 2,976,698 km (0.119 R)
• M5: 6,270,096 km (0.08 R)
• M6: 13,086,074 km (0.039 R)
• M7: 14,086,136 km (0.029 R)
• M8: 15,826,258 km (0.089 R)
• M9: 18,732,197 km (0.105 R)
• M10: 19,393,569 km (0.095 R)
• M11: 22,196,135 km (0.089 R)
• M12: 22,787,496 km (0.104 R)
• M13: 27,057,916 km (0.084 R)
• M14: 28,853,839 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892.9

Radius: 6.2

Gravity: 23.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.22 AU - 7.82 AU

Year: 11492 Days

Day: 24.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,297,819 km

• M1: 77,193 km (0.075 R)
• M2: 428,747 km (0.107 R)
• M3: 1,006,195 km (0.094 R)
• M4: 2,392,070 km (0.071 R)
• M5: 2,843,856 km (0.069 R)
• M6: 3,225,031 km (0.061 R)
• M7: 3,586,011 km (0.071 R)
• M8: 4,799,249 km (0.063 R)
• M9: 5,957,586 km (0.088 R)
• M10: 6,342,651 km (0.092 R)
• M11: 7,731,966 km (0.062 R)
• M12: 9,621,836 km (0.057 R)
• M13: 11,040,472 km (0.03 R)
• M14: 11,386,642 km (0.082 R)
• M15: 13,421,622 km (0.097 R)
• M16: 15,328,546 km (0.043 R)
• M17: 15,614,876 km (0.067 R)
• M18: 21,400,873 km (0.057 R)
• M19: 23,230,156 km (0.092 R)
• M20: 33,476,264 km (0.105 R)
• M21: 34,567,879 km (0.115 R)
• M22: 36,312,938 km (0.076 R)
• M23: 42,459,017 km (0.095 R)
• M24: 43,451,300 km (0.085 R)
• M25: 47,272,030 km (0.073 R)
• M26: 52,112,867 km (0.084 R)
• M27: 55,910,858 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.5

Radius: 7.4

Gravity: 15.86 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.8 AU - 9.68 AU

Year: 17835 Days

Day: 20.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 76,297,819 km

• M1: 92,601 km (0.075 R)
• M2: 440,566 km (0.089 R)
• M3: 1,575,415 km (0.108 R)
• M4: 2,496,639 km (0.069 R)
• M5: 3,588,554 km (0.109 R)
• M6: 4,110,650 km (0.115 R)
• M7: 5,154,395 km (0.113 R)
• M8: 5,859,749 km (0.11 R)
• M9: 7,082,711 km (0.095 R)
• M10: 7,461,343 km (0.091 R)
• M11: 10,260,320 km (0.099 R)
• M12: 10,931,266 km (0.031 R)
• M13: 12,632,942 km (0.038 R)
• M14: 15,983,037 km (0.094 R)
• M15: 16,225,385 km (0.071 R)
• M16: 18,876,110 km (0.102 R)
• M17: 20,256,748 km (0.034 R)
• M18: 21,019,997 km (0.109 R)
• M19: 24,585,961 km (0.118 R)
• M20: 25,674,435 km (0.105 R)
• M21: 27,251,795 km (0.101 R)
• M22: 34,343,183 km (0.092 R)
• M23: 35,427,469 km (0.089 R)
• M24: 37,379,870 km (0.104 R)
• M25: 37,950,586 km (0.102 R)
• M26: 40,291,643 km (0.111 R)
• M27: 42,727,396 km (0.099 R)
• M28: 43,351,219 km (0.118 R)
• M29: 43,981,325 km (0.111 R)
• M30: 44,298,473 km (0.092 R)
• M31: 45,745,234 km (0.105 R)
• M32: 47,555,667 km (0.057 R)
• M33: 53,273,298 km (0.097 R)
• M34: 58,661,963 km (0.027 R)
• M35: 59,046,429 km (0.115 R)
• M36: 60,601,200 km (0.1 R)
• M37: 61,586,601 km (0.105 R)
• M38: 64,402,781 km (0.092 R)
• M39: 66,883,862 km (0.083 R)
• M40: 71,159,668 km (0.05 R)
• M41: 76,069,470 km (0.062 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 12,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit