🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.4

Radius: 14.1

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.23 AU - 1.95 AU

Year: 1275 Days

Day: 14.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,498,854 km

• M1: 175,777 km (0.107 R)
• M2: 629,657 km (0.085 R)
• M3: 1,148,164 km (0.099 R)
• M4: 1,865,485 km (0.03 R)
• M5: 2,565,753 km (0.058 R)
• M6: 3,627,150 km (0.091 R)
• M7: 4,094,494 km (0.108 R)
• M8: 4,619,732 km (0.056 R)
• M9: 5,286,340 km (0.069 R)
• M10: 6,058,863 km (0.107 R)
• M11: 7,212,861 km (0.099 R)
• M12: 7,829,953 km (0.117 R)
• M13: 9,658,936 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 9.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.72 AU - 5.38 AU

Year: 6171 Days

Day: 7.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,498,854 km

• M1: 117,584 km (0.105 R)
• M2: 773,122 km (0.029 R)
• M3: 1,226,254 km (0.102 R)
• M4: 1,798,914 km (0.045 R)
• M5: 2,169,319 km (0.096 R)
• M6: 2,811,991 km (0.108 R)
• M7: 3,373,432 km (0.051 R)
• M8: 3,766,426 km (0.032 R)
• M9: 5,079,446 km (0.106 R)
• M10: 6,486,264 km (0.063 R)
• M11: 6,834,828 km (0.098 R)
• M12: 7,195,807 km (0.113 R)
• M13: 7,849,550 km (0.085 R)
• M14: 8,245,685 km (0.052 R)
• M15: 8,922,915 km (0.087 R)
• M16: 10,603,497 km (0.074 R)
• M17: 11,866,103 km (0.071 R)
• M18: 12,244,735 km (0.108 R)
• M19: 18,051,825 km (0.083 R)
• M20: 18,743,117 km (0.1 R)
• M21: 19,780,130 km (0.106 R)
• M22: 21,060,837 km (0.105 R)
• M23: 21,827,077 km (0.079 R)
• M24: 22,828,934 km (0.086 R)
• M25: 25,156,079 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.8

Radius: 14.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.74 AU - 6.23 AU

Year: 7066 Days

Day: 9.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,498,854 km

• M1: 178,919 km (0.107 R)
• M2: 688,001 km (0.025 R)
• M3: 1,173,894 km (0.045 R)
• M4: 1,853,069 km (0.03 R)
• M5: 2,687,975 km (0.106 R)
• M6: 3,737,553 km (0.103 R)
• M7: 4,439,466 km (0.074 R)
• M8: 7,123,103 km (0.061 R)
• M9: 7,997,203 km (0.062 R)
• M10: 8,503,592 km (0.079 R)
• M11: 9,031,223 km (0.105 R)
• M12: 12,335,691 km (0.118 R)
• M13: 13,361,184 km (0.117 R)
• M14: 16,040,931 km (0.103 R)
• M15: 16,780,244 km (0.117 R)
• M16: 17,471,984 km (0.077 R)
• M17: 21,060,987 km (0.042 R)
• M18: 28,868,649 km (0.088 R)
• M19: 30,673,996 km (0.109 R)
• M20: 34,842,092 km (0.104 R)
• M21: 37,352,644 km (0.069 R)
• M22: 39,132,110 km (0.093 R)
• M23: 39,981,677 km (0.092 R)
• M24: 40,843,360 km (0.111 R)
• M25: 42,222,503 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.6

Radius: 6.5

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.4 AU - 7.66 AU

Year: 13138 Days

Day: 19.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,498,854 km

• M1: 84,523 km (0.093 R)
• M2: 308,770 km (0.098 R)
• M3: 977,472 km (0.118 R)
• M4: 1,657,993 km (0.085 R)
• M5: 2,063,254 km (0.078 R)
• M6: 2,595,972 km (0.083 R)
• M7: 2,837,872 km (0.117 R)
• M8: 3,341,568 km (0.086 R)
• M9: 4,281,491 km (0.056 R)
• M10: 4,845,026 km (0.109 R)
• M11: 6,005,008 km (0.116 R)
• M12: 6,273,088 km (0.066 R)
• M13: 7,339,421 km (0.032 R)
• M14: 9,931,503 km (0.052 R)
• M15: 11,903,802 km (0.106 R)
• M16: 12,266,277 km (0.036 R)
• M17: 15,153,666 km (0.037 R)
• M18: 15,795,441 km (0.054 R)
• M19: 21,154,934 km (0.068 R)
• M20: 23,055,874 km (0.102 R)
• M21: 29,657,479 km (0.076 R)
• M22: 32,149,330 km (0.03 R)
• M23: 32,499,539 km (0.089 R)
• M24: 33,207,735 km (0.088 R)
• M25: 33,926,104 km (0.05 R)
• M26: 38,718,472 km (0.114 R)
• M27: 39,781,814 km (0.117 R)
• M28: 42,245,242 km (0.066 R)
• M29: 45,392,033 km (0.077 R)
• M30: 48,385,187 km (0.063 R)
• M31: 54,595,444 km (0.092 R)
• M32: 54,927,551 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.2

Radius: 7.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.59 AU - 8.85 AU

Year: 14984 Days

Day: 22.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,498,854 km

• M1: 96,341 km (0.068 R)
• M2: 444,754 km (0.113 R)
• M3: 723,455 km (0.068 R)
• M4: 1,256,024 km (0.113 R)
• M5: 1,588,131 km (0.093 R)
• M6: 2,887,837 km (0.118 R)
• M7: 3,377,022 km (0.062 R)
• M8: 4,240,052 km (0.035 R)
• M9: 6,251,396 km (0.052 R)
• M10: 10,397,501 km (0.046 R)
• M11: 11,869,544 km (0.039 R)
• M12: 12,146,300 km (0.077 R)
• M13: 13,837,803 km (0.066 R)
• M14: 14,963,228 km (0.075 R)
• M15: 15,879,964 km (0.066 R)
• M16: 21,683,613 km (0.098 R)
• M17: 22,432,650 km (0.114 R)
• M18: 22,771,040 km (0.089 R)
• M19: 24,873,788 km (0.111 R)
• M20: 25,327,518 km (0.117 R)
• M21: 25,694,481 km (0.096 R)
• M22: 25,972,135 km (0.094 R)
• M23: 27,486,365 km (0.114 R)
• M24: 28,858,925 km (0.119 R)
• M25: 31,634,115 km (0.091 R)
• M26: 31,953,058 km (0.113 R)
• M27: 34,022,894 km (0.119 R)
• M28: 39,524,206 km (0.087 R)
• M29: 42,034,758 km (0.112 R)
• M30: 42,291,617 km (0.089 R)
• M31: 44,383,594 km (0.064 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.8

Radius: 7.2

Gravity: 18.78 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.06 AU - 8.9 AU

Year: 15701 Days

Day: 17.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 49,498,854 km

• M1: 113,395 km (0.074 R)
• M2: 782,397 km (0.086 R)
• M3: 1,427,612 km (0.08 R)
• M4: 1,651,860 km (0.094 R)
• M5: 1,881,492 km (0.106 R)
• M6: 2,173,059 km (0.085 R)
• M7: 2,494,844 km (0.099 R)
• M8: 2,998,390 km (0.065 R)
• M9: 3,955,069 km (0.073 R)
• M10: 4,639,628 km (0.06 R)
• M11: 8,181,956 km (0.101 R)
• M12: 8,488,632 km (0.109 R)
• M13: 9,016,712 km (0.088 R)
• M14: 9,454,735 km (0.103 R)
• M15: 9,792,527 km (0.099 R)
• M16: 10,672,312 km (0.037 R)
• M17: 11,350,290 km (0.063 R)
• M18: 12,860,031 km (0.108 R)
• M19: 14,722,674 km (0.091 R)
• M20: 15,718,248 km (0.08 R)
• M21: 17,004,491 km (0.115 R)
• M22: 17,420,373 km (0.068 R)
• M23: 18,533,531 km (0.085 R)
• M24: 19,062,957 km (0.096 R)
• M25: 19,511,901 km (0.117 R)
• M26: 21,378,134 km (0.064 R)
• M27: 29,199,859 km (0.099 R)
• M28: 31,509,800 km (0.105 R)
• M29: 36,078,818 km (0.104 R)
• M30: 36,489,913 km (0.086 R)
• M31: 36,904,000 km (0.066 R)
• M32: 39,745,611 km (0.102 R)
• M33: 40,037,626 km (0.037 R)
• M34: 49,644,951 km (0.065 R)
• M35: 51,873,810 km (0.084 R)
• M36: 54,887,908 km (0.098 R)
• M37: 57,456,204 km (0.087 R)
• M38: 66,868,902 km (0.101 R)
• M39: 72,807,788 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.1

Radius: 3.3

Gravity: 20.76 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.07 AU - 9.69 AU

Year: 18266 Days

Day: 18.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 49,498,854 km

• M1: 42,187 km (0.112 R)
• M2: 204,650 km (0.109 R)
• M3: 699,370 km (0.054 R)
• M4: 1,247,197 km (0.086 R)
• M5: 2,253,692 km (0.103 R)
• M6: 2,819,621 km (0.116 R)
• M7: 2,974,754 km (0.071 R)
• M8: 3,302,223 km (0.057 R)
• M9: 3,653,180 km (0.063 R)
• M10: 3,864,562 km (0.057 R)
• M11: 4,084,022 km (0.1 R)
• M12: 4,699,767 km (0.117 R)
• M13: 4,918,180 km (0.106 R)
• M14: 6,955,104 km (0.105 R)
• M15: 7,742,587 km (0.065 R)
• M16: 10,670,667 km (0.091 R)
• M17: 11,211,912 km (0.056 R)
• M18: 12,644,910 km (0.107 R)
• M19: 14,324,744 km (0.106 R)
• M20: 14,454,745 km (0.12 R)
• M21: 16,077,433 km (0.109 R)
• M22: 16,715,916 km (0.111 R)
• M23: 17,297,553 km (0.117 R)
• M24: 17,817,406 km (0.068 R)
• M25: 18,655,303 km (0.108 R)
• M26: 23,241,525 km (0.095 R)
• M27: 24,891,590 km (0.075 R)
• M28: 26,324,887 km (0.088 R)
• M29: 27,310,438 km (0.055 R)
• M30: 28,938,063 km (0.117 R)
• M31: 31,062,053 km (0.054 R)
• M32: 33,173,926 km (0.087 R)
• M33: 33,860,132 km (0.065 R)
• M34: 34,439,225 km (0.09 R)
• M35: 36,821,721 km (0.112 R)
• M36: 39,057,760 km (0.107 R)
• M37: 40,079,962 km (0.046 R)
• M38: 41,514,456 km (0.116 R)
• M39: 43,389,217 km (0.045 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 17,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit