🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.8

Radius: 12

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.22 AU - 1.6 AU

Year: 1177 Days

Day: 11.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,750,799 km

• M1: 149,299 km (0.077 R)
• M2: 569,519 km (0.075 R)
• M3: 950,844 km (0.09 R)
• M4: 1,660,387 km (0.12 R)
• M5: 2,188,916 km (0.093 R)
• M6: 2,623,049 km (0.077 R)
• M7: 3,466,033 km (0.085 R)
• M8: 4,197,716 km (0.06 R)
• M9: 6,468,462 km (0.119 R)
• M10: 6,873,723 km (0.076 R)
• M11: 8,470,082 km (0.083 R)
• M12: 9,102,582 km (0.078 R)
• M13: 9,797,165 km (0.088 R)
• M14: 10,461,977 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.4

Radius: 9.8

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.85 AU - 2.15 AU

Year: 1988 Days

Day: 6 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,750,799 km

• M1: 121,922 km (0.047 R)
• M2: 723,156 km (0.115 R)
• M3: 1,183,768 km (0.094 R)
• M4: 1,845,589 km (0.116 R)
• M5: 2,407,778 km (0.12 R)
• M6: 3,314,341 km (0.103 R)
• M7: 4,068,015 km (0.104 R)
• M8: 4,754,520 km (0.079 R)
• M9: 5,787,493 km (0.052 R)
• M10: 6,145,780 km (0.095 R)
• M11: 6,545,954 km (0.038 R)
• M12: 6,906,934 km (0.087 R)
• M13: 7,281,078 km (0.085 R)
• M14: 7,914,326 km (0.081 R)
• M15: 8,292,210 km (0.103 R)
• M16: 8,781,694 km (0.06 R)
• M17: 9,675,691 km (0.111 R)
• M18: 10,071,677 km (0.117 R)
• M19: 10,896,260 km (0.099 R)
• M20: 11,563,766 km (0.114 R)
• M21: 12,258,349 km (0.095 R)
• M22: 13,596,053 km (0.091 R)
• M23: 14,556,022 km (0.116 R)
• M24: 15,511,504 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.7

Radius: 14.8

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.99 AU - 3.01 AU

Year: 2779 Days

Day: 13.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,750,799 km

• M1: 186,848 km (0.102 R)
• M2: 737,966 km (0.085 R)
• M3: 1,313,170 km (0.081 R)
• M4: 1,933,852 km (0.073 R)
• M5: 2,585,799 km (0.099 R)
• M6: 4,073,849 km (0.111 R)
• M7: 5,894,306 km (0.107 R)
• M8: 6,729,361 km (0.077 R)
• M9: 7,765,775 km (0.104 R)
• M10: 9,077,898 km (0.094 R)
• M11: 10,456,891 km (0.087 R)
• M12: 14,464,469 km (0.087 R)
• M13: 17,935,588 km (0.118 R)
• M14: 19,398,505 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.2

Radius: 7.8

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.71 AU - 6.79 AU

Year: 10983 Days

Day: 18.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,750,799 km

• M1: 96,939 km (0.092 R)
• M2: 377,585 km (0.087 R)
• M3: 662,419 km (0.1 R)
• M4: 984,204 km (0.056 R)
• M5: 1,341,743 km (0.103 R)
• M6: 1,596,658 km (0.11 R)
• M7: 2,022,862 km (0.101 R)
• M8: 2,302,012 km (0.089 R)
• M9: 3,554,595 km (0.038 R)
• M10: 4,464,748 km (0.106 R)
• M11: 5,996,331 km (0.074 R)
• M12: 7,985,385 km (0.119 R)
• M13: 8,591,855 km (0.119 R)
• M14: 9,178,727 km (0.084 R)
• M15: 10,651,518 km (0.084 R)
• M16: 11,795,792 km (0.106 R)
• M17: 12,154,528 km (0.116 R)
• M18: 13,793,672 km (0.045 R)
• M19: 14,597,910 km (0.051 R)
• M20: 14,942,135 km (0.119 R)
• M21: 19,588,345 km (0.103 R)
• M22: 20,862,919 km (0.115 R)
• M23: 21,921,623 km (0.116 R)
• M24: 23,294,782 km (0.103 R)
• M25: 23,576,176 km (0.048 R)
• M26: 27,028,595 km (0.095 R)
• M27: 41,268,517 km (0.075 R)
• M28: 42,653,046 km (0.072 R)
• M29: 43,215,534 km (0.057 R)
• M30: 43,925,525 km (0.071 R)
• M31: 48,349,433 km (0.116 R)
• M32: 50,668,799 km (0.096 R)
• M33: 51,458,227 km (0.116 R)
• M34: 53,875,429 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.7

Radius: 7.2

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.93 AU - 8.95 AU

Year: 17235 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,750,799 km

• M1: 90,507 km (0.095 R)
• M2: 482,752 km (0.057 R)
• M3: 980,016 km (0.117 R)
• M4: 1,555,369 km (0.118 R)
• M5: 3,454,963 km (0.104 R)
• M6: 4,259,650 km (0.119 R)
• M7: 4,614,346 km (0.112 R)
• M8: 4,924,912 km (0.115 R)
• M9: 5,762,660 km (0.063 R)
• M10: 6,049,738 km (0.046 R)
• M11: 6,346,540 km (0.113 R)
• M12: 8,335,743 km (0.059 R)
• M13: 8,986,494 km (0.079 R)
• M14: 12,577,142 km (0.046 R)
• M15: 13,000,055 km (0.049 R)
• M16: 13,432,393 km (0.101 R)
• M17: 18,529,940 km (0.106 R)
• M18: 21,122,172 km (0.081 R)
• M19: 22,681,580 km (0.099 R)
• M20: 23,218,038 km (0.109 R)
• M21: 25,162,511 km (0.112 R)
• M22: 31,976,844 km (0.03 R)
• M23: 34,378,937 km (0.047 R)
• M24: 38,772,028 km (0.111 R)
• M25: 41,899,970 km (0.049 R)
• M26: 45,332,942 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 10,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit