🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.2

Radius: 12.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.86 AU - 1.18 AU

Year: 676 Days

Day: 12.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,371,484 km

• M1: 154,235 km (0.06 R)
• M2: 691,441 km (0.106 R)
• M3: 1,112,410 km (0.058 R)
• M4: 1,647,073 km (0.084 R)
• M5: 2,071,482 km (0.07 R)
• M6: 2,526,708 km (0.078 R)
• M7: 2,976,698 km (0.073 R)
• M8: 3,628,796 km (0.039 R)
• M9: 4,085,069 km (0.114 R)
• M10: 6,111,073 km (0.032 R)
• M11: 7,102,009 km (0.088 R)
• M12: 7,545,268 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.5

Radius: 14.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.03 AU - 1.05 AU

Year: 696 Days

Day: 6.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,371,484 km

• M1: 175,329 km (0.103 R)
• M2: 717,172 km (0.114 R)
• M3: 1,405,921 km (0.114 R)
• M4: 1,885,232 km (0.086 R)
• M5: 2,392,519 km (0.114 R)
• M6: 3,100,565 km (0.119 R)
• M7: 3,592,892 km (0.098 R)
• M8: 4,367,659 km (0.12 R)
• M9: 5,322,692 km (0.073 R)
• M10: 5,840,750 km (0.113 R)
• M11: 6,556,426 km (0.034 R)
• M12: 8,067,963 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.9

Radius: 11.5

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.4 AU - 2 AU

Year: 1454 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,371,484 km

• M1: 143,016 km (0.034 R)
• M2: 508,034 km (0.114 R)
• M3: 916,437 km (0.086 R)
• M4: 1,288,486 km (0.047 R)
• M5: 2,616,018 km (0.048 R)
• M6: 3,305,664 km (0.104 R)
• M7: 3,922,905 km (0.079 R)
• M8: 4,292,561 km (0.098 R)
• M9: 4,650,549 km (0.083 R)
• M10: 5,102,783 km (0.107 R)
• M11: 5,867,079 km (0.062 R)
• M12: 6,309,290 km (0.067 R)
• M13: 7,002,976 km (0.1 R)
• M14: 7,404,496 km (0.052 R)
• M15: 7,997,652 km (0.12 R)
• M16: 8,384,362 km (0.116 R)
• M17: 9,391,904 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.4

Radius: 10

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.31 AU - 5.63 AU

Year: 7268 Days

Day: 12.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,371,484 km

• M1: 124,465 km (0.072 R)
• M2: 616,343 km (0.06 R)
• M3: 1,070,223 km (0.092 R)
• M4: 1,603,988 km (0.057 R)
• M5: 2,122,943 km (0.108 R)
• M6: 2,654,315 km (0.102 R)
• M7: 3,184,639 km (0.079 R)
• M8: 3,568,508 km (0.072 R)
• M9: 4,910,401 km (0.107 R)
• M10: 6,778,130 km (0.065 R)
• M11: 7,891,437 km (0.085 R)
• M12: 8,901,522 km (0.092 R)
• M13: 10,773,291 km (0.12 R)
• M14: 12,781,642 km (0.106 R)
• M15: 14,052,177 km (0.105 R)
• M16: 15,341,710 km (0.112 R)
• M17: 17,525,241 km (0.071 R)
• M18: 18,727,260 km (0.111 R)
• M19: 19,385,490 km (0.054 R)
• M20: 22,336,009 km (0.088 R)
• M21: 25,841,536 km (0.11 R)
• M22: 27,866,194 km (0.09 R)
• M23: 28,724,138 km (0.034 R)
• M24: 30,693,594 km (0.073 R)
• M25: 36,232,754 km (0.099 R)
• M26: 37,946,397 km (0.104 R)
• M27: 39,237,128 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.9

Radius: 4.6

Gravity: 44.75 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.35 AU - 6.71 AU

Year: 9714 Days

Day: 17.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,371,484 km

• M1: 59,241 km (0.06 R)
• M2: 210,185 km (0.11 R)
• M3: 645,216 km (0.09 R)
• M4: 1,306,887 km (0.077 R)
• M5: 1,570,927 km (0.047 R)
• M6: 1,988,904 km (0.103 R)
• M7: 2,319,515 km (0.106 R)
• M8: 2,601,058 km (0.072 R)
• M9: 4,073,101 km (0.084 R)
• M10: 4,985,050 km (0.063 R)
• M11: 5,879,047 km (0.072 R)
• M12: 7,413,023 km (0.101 R)
• M13: 7,934,073 km (0.082 R)
• M14: 8,158,320 km (0.09 R)
• M15: 9,195,332 km (0.085 R)
• M16: 9,392,802 km (0.073 R)
• M17: 10,211,700 km (0.087 R)
• M18: 11,990,120 km (0.064 R)
• M19: 12,404,955 km (0.111 R)
• M20: 14,291,833 km (0.031 R)
• M21: 16,652,038 km (0.063 R)
• M22: 18,388,271 km (0.106 R)
• M23: 21,342,231 km (0.07 R)
• M24: 24,597,630 km (0.119 R)
• M25: 25,074,548 km (0.099 R)
• M26: 27,756,389 km (0.105 R)
• M27: 29,219,307 km (0.111 R)
• M28: 33,100,474 km (0.082 R)
• M29: 37,688,042 km (0.107 R)
• M30: 38,576,953 km (0.12 R)
• M31: 40,396,511 km (0.102 R)
• M32: 43,370,068 km (0.081 R)
• M33: 43,786,549 km (0.097 R)
• M34: 44,768,659 km (0.057 R)
• M35: 51,902,084 km (0.06 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: 364 - 12,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit