🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.3

Radius: 8.5

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.89 AU - 1.29 AU

Year: 747 Days

Day: 12.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,167,419 km

• M1: 106,364 km (0.037 R)
• M2: 668,553 km (0.085 R)
• M3: 1,015,919 km (0.1 R)
• M4: 1,460,075 km (0.032 R)
• M5: 1,728,155 km (0.047 R)
• M6: 2,087,788 km (0.112 R)
• M7: 2,419,746 km (0.029 R)
• M8: 2,762,923 km (0.103 R)
• M9: 3,151,578 km (0.095 R)
• M10: 3,900,615 km (0.073 R)
• M11: 4,745,843 km (0.08 R)
• M12: 5,101,736 km (0.099 R)
• M13: 5,456,283 km (0.114 R)
• M14: 5,747,700 km (0.117 R)
• M15: 6,173,156 km (0.069 R)
• M16: 7,364,404 km (0.086 R)
• M17: 7,891,288 km (0.07 R)
• M18: 9,047,081 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.3

Radius: 14.8

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.66 AU - 2.44 AU

Year: 1925 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 128.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,167,419 km

• M1: 185,801 km (0.101 R)
• M2: 674,238 km (0.09 R)
• M3: 1,215,931 km (0.118 R)
• M4: 1,686,118 km (0.116 R)
• M5: 2,393,416 km (0.097 R)
• M6: 2,897,262 km (0.047 R)
• M7: 3,814,746 km (0.115 R)
• M8: 5,220,367 km (0.065 R)
• M9: 5,957,436 km (0.118 R)
• M10: 6,478,186 km (0.114 R)
• M11: 7,697,708 km (0.071 R)
• M12: 9,065,332 km (0.093 R)
• M13: 9,655,795 km (0.115 R)
• M14: 10,768,952 km (0.094 R)
• M15: 12,839,686 km (0.101 R)
• M16: 14,055,468 km (0.117 R)
• M17: 14,937,796 km (0.106 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.2

Radius: 6.3

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5 AU - 7.2 AU

Year: 9883 Days

Day: 20.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,167,419 km

• M1: 78,389 km (0.112 R)
• M2: 305,928 km (0.074 R)
• M3: 650,452 km (0.059 R)
• M4: 983,606 km (0.079 R)
• M5: 1,280,857 km (0.089 R)
• M6: 1,721,423 km (0.115 R)
• M7: 2,436,052 km (0.076 R)
• M8: 2,661,645 km (0.07 R)
• M9: 3,176,860 km (0.098 R)
• M10: 4,376,935 km (0.038 R)
• M11: 5,307,732 km (0.055 R)
• M12: 6,121,694 km (0.108 R)
• M13: 7,243,080 km (0.102 R)
• M14: 8,159,217 km (0.101 R)
• M15: 9,195,183 km (0.032 R)
• M16: 11,369,139 km (0.044 R)
• M17: 15,716,154 km (0.074 R)
• M18: 19,086,145 km (0.081 R)
• M19: 20,130,937 km (0.116 R)
• M20: 22,009,587 km (0.073 R)
• M21: 23,074,574 km (0.103 R)
• M22: 24,954,421 km (0.113 R)
• M23: 25,395,435 km (0.073 R)
• M24: 29,405,705 km (0.094 R)
• M25: 32,966,135 km (0.099 R)
• M26: 35,901,544 km (0.048 R)
• M27: 39,006,598 km (0.044 R)
• M28: 40,080,112 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.2

Radius: 7.2

Gravity: 16.13 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 6.57 AU - 10.87 AU

Year: 16892 Days

Day: 24.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,167,419 km

• M1: 90,656 km (0.09 R)
• M2: 354,547 km (0.059 R)
• M3: 851,810 km (0.071 R)
• M4: 1,143,825 km (0.092 R)
• M5: 3,336,332 km (0.058 R)
• M6: 3,916,472 km (0.092 R)
• M7: 4,263,240 km (0.083 R)
• M8: 4,910,401 km (0.091 R)
• M9: 6,614,769 km (0.1 R)
• M10: 7,817,985 km (0.119 R)
• M11: 10,711,208 km (0.108 R)
• M12: 11,966,932 km (0.078 R)
• M13: 12,428,890 km (0.094 R)
• M14: 12,902,517 km (0.101 R)
• M15: 13,388,112 km (0.092 R)
• M16: 13,814,017 km (0.072 R)
• M17: 15,764,773 km (0.085 R)
• M18: 17,553,066 km (0.113 R)
• M19: 18,322,149 km (0.091 R)
• M20: 20,576,290 km (0.11 R)
• M21: 23,929,675 km (0.073 R)
• M22: 24,662,555 km (0.096 R)
• M23: 28,320,672 km (0.08 R)
• M24: 31,321,605 km (0.117 R)
• M25: 34,395,692 km (0.063 R)
• M26: 39,665,127 km (0.077 R)
• M27: 40,839,022 km (0.084 R)
• M28: 41,285,272 km (0.109 R)
• M29: 41,885,160 km (0.083 R)
• M30: 43,719,828 km (0.083 R)
• M31: 49,040,276 km (0.116 R)
• M32: 53,880,067 km (0.117 R)
• M33: 54,957,171 km (0.103 R)
• M34: 55,319,198 km (0.094 R)
• M35: 59,408,755 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.7

Radius: 5.6

Gravity: 26.3 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.38 AU - 11.88 AU

Year: 22736 Days

Day: 22.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,167,419 km

• M1: 75,697 km (0.035 R)
• M2: 332,706 km (0.103 R)
• M3: 566,527 km (0.058 R)
• M4: 1,784,403 km (0.049 R)
• M5: 3,066,008 km (0.108 R)
• M6: 3,944,746 km (0.092 R)
• M7: 6,320,809 km (0.056 R)
• M8: 7,832,945 km (0.06 R)
• M9: 8,422,959 km (0.102 R)
• M10: 12,385,507 km (0.119 R)
• M11: 16,384,707 km (0.109 R)
• M12: 20,263,480 km (0.041 R)
• M13: 26,094,506 km (0.081 R)
• M14: 26,329,674 km (0.076 R)
• M15: 28,385,897 km (0.088 R)
• M16: 32,678,757 km (0.071 R)
• M17: 41,236,653 km (0.09 R)
• M18: 44,502,524 km (0.036 R)
• M19: 50,442,756 km (0.085 R)
• M20: 52,285,503 km (0.112 R)
• M21: 52,659,348 km (0.112 R)
• M22: 55,714,735 km (0.053 R)
• M23: 70,931,681 km (0.091 R)
• M24: 76,560,600 km (0.076 R)
• M25: 77,526,853 km (0.089 R)
• M26: 80,972,540 km (0.106 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: 416 - 18,486 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit