🌌 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: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.4

Radius: 14.8

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2 AU - 2.12 AU

Year: 2041 Days

Day: 13.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,214,584 km

• M1: 184,005 km (0.104 R)
• M2: 779,854 km (0.108 R)
• M3: 1,259,016 km (0.057 R)
• M4: 1,865,186 km (0.119 R)
• M5: 2,565,454 km (0.087 R)
• M6: 3,775,401 km (0.089 R)
• M7: 4,995,223 km (0.039 R)
• M8: 5,479,920 km (0.073 R)
• M9: 6,437,645 km (0.09 R)
• M10: 7,299,329 km (0.112 R)
• M11: 8,018,296 km (0.118 R)
• M12: 9,083,732 km (0.05 R)
• M13: 10,837,618 km (0.119 R)
• M14: 11,936,115 km (0.107 R)
• M15: 16,623,764 km (0.081 R)
• M16: 17,395,988 km (0.062 R)
• M17: 18,030,732 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.8

Radius: 9.5

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.49 AU - 2.49 AU

Year: 2712 Days

Day: 12.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,214,584 km

• M1: 134,788 km (0.059 R)
• M2: 553,961 km (0.074 R)
• M3: 1,165,966 km (0.082 R)
• M4: 2,440,689 km (0.065 R)
• M5: 3,058,379 km (0.083 R)
• M6: 3,384,353 km (0.119 R)
• M7: 5,360,092 km (0.062 R)
• M8: 7,812,300 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.8

Radius: 12.8

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.34 AU - 2.7 AU

Year: 2761 Days

Day: 14.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,214,584 km

• M1: 165,455 km (0.096 R)
• M2: 800,498 km (0.078 R)
• M3: 1,343,090 km (0.105 R)
• M4: 2,204,923 km (0.082 R)
• M5: 3,443,294 km (0.068 R)
• M6: 3,926,795 km (0.049 R)
• M7: 4,434,230 km (0.104 R)
• M8: 5,242,358 km (0.109 R)
• M9: 5,656,894 km (0.105 R)
• M10: 7,034,690 km (0.116 R)
• M11: 7,880,666 km (0.118 R)
• M12: 10,751,001 km (0.116 R)
• M13: 11,302,867 km (0.073 R)
• M14: 12,592,251 km (0.072 R)
• M15: 13,161,321 km (0.055 R)
• M16: 13,610,564 km (0.08 R)
• M17: 14,070,278 km (0.057 R)
• M18: 14,635,309 km (0.026 R)
• M19: 17,475,724 km (0.046 R)
• M20: 18,239,571 km (0.115 R)
• M21: 19,082,555 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.6

Radius: 9.6

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.1 AU - 3.32 AU

Year: 3079 Days

Day: 11 Hours

Environment

Temp: -201 °C

Axial Tilt: 159.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,214,584 km

• M1: 119,379 km (0.103 R)
• M2: 423,960 km (0.101 R)
• M3: 770,279 km (0.072 R)
• M4: 1,095,804 km (0.111 R)
• M5: 1,411,007 km (0.118 R)
• M6: 2,026,602 km (0.058 R)
• M7: 2,524,913 km (0.044 R)
• M8: 3,530,061 km (0.045 R)
• M9: 4,059,039 km (0.056 R)
• M10: 4,387,855 km (0.057 R)
• M11: 5,124,176 km (0.12 R)
• M12: 5,776,123 km (0.104 R)
• M13: 6,994,897 km (0.119 R)
• M14: 9,894,254 km (0.076 R)
• M15: 11,242,280 km (0.029 R)
• M16: 13,560,299 km (0.087 R)
• M17: 14,198,633 km (0.066 R)
• M18: 15,115,518 km (0.113 R)
• M19: 15,641,654 km (0.095 R)
• M20: 16,125,454 km (0.036 R)
• M21: 18,161,780 km (0.065 R)
• M22: 19,610,934 km (0.107 R)
• M23: 20,876,233 km (0.061 R)
• M24: 21,528,929 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.3

Radius: 8

Gravity: 12.5 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.79 AU - 9.27 AU

Year: 15707 Days

Day: 15.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,214,584 km

• M1: 100,380 km (0.049 R)
• M2: 363,074 km (0.104 R)
• M3: 703,708 km (0.12 R)
• M4: 1,920,238 km (0.099 R)
• M5: 2,310,689 km (0.067 R)
• M6: 3,357,575 km (0.087 R)
• M7: 3,866,656 km (0.111 R)
• M8: 5,291,576 km (0.086 R)
• M9: 5,862,292 km (0.11 R)
• M10: 8,411,140 km (0.053 R)
• M11: 9,566,933 km (0.112 R)
• M12: 13,876,549 km (0.11 R)
• M13: 15,408,730 km (0.06 R)
• M14: 15,943,692 km (0.116 R)
• M15: 20,040,580 km (0.102 R)
• M16: 20,586,013 km (0.114 R)
• M17: 22,573,272 km (0.025 R)
• M18: 26,706,511 km (0.116 R)
• M19: 27,366,986 km (0.089 R)
• M20: 29,181,757 km (0.07 R)
• M21: 30,355,802 km (0.037 R)
• M22: 33,175,273 km (0.109 R)
• M23: 40,760,633 km (0.092 R)
• M24: 48,605,695 km (0.049 R)
• M25: 49,921,109 km (0.077 R)
• M26: 55,420,326 km (0.118 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: 309 - 16,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit