🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.6

Radius: 13.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.73 AU - 2.85 AU

Year: 2273 Days

Day: 15 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 48,427,708 km

• M1: 167,699 km (0.088 R)
• M2: 702,960 km (0.044 R)
• M3: 1,163,572 km (0.035 R)
• M4: 1,762,113 km (0.086 R)
• M5: 2,434,107 km (0.086 R)
• M6: 3,366,102 km (0.067 R)
• M7: 3,967,784 km (0.09 R)
• M8: 6,191,557 km (0.109 R)
• M9: 8,960,314 km (0.114 R)
• M10: 10,121,493 km (0.109 R)
• M11: 11,127,987 km (0.104 R)
• M12: 12,663,460 km (0.04 R)
• M13: 13,138,433 km (0.1 R)
• M14: 13,625,374 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.7

Radius: 12.1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.39 AU - 4.59 AU

Year: 5228 Days

Day: 14.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,427,708 km

• M1: 152,141 km (0.105 R)
• M2: 762,500 km (0.103 R)
• M3: 1,325,886 km (0.053 R)
• M4: 3,434,917 km (0.05 R)
• M5: 4,247,981 km (0.079 R)
• M6: 5,994,387 km (0.067 R)
• M7: 6,497,185 km (0.08 R)
• M8: 8,113,889 km (0.102 R)
• M9: 10,352,771 km (0.09 R)
• M10: 10,768,952 km (0.034 R)
• M11: 15,324,058 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.7

Radius: 9.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.79 AU - 5.69 AU

Year: 7869 Days

Day: 6.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,427,708 km

• M1: 122,820 km (0.119 R)
• M2: 488,437 km (0.096 R)
• M3: 953,088 km (0.112 R)
• M4: 1,616,405 km (0.078 R)
• M5: 4,909,353 km (0.113 R)
• M6: 5,611,865 km (0.031 R)
• M7: 6,166,574 km (0.065 R)
• M8: 7,591,793 km (0.07 R)
• M9: 8,989,486 km (0.115 R)
• M10: 9,749,443 km (0.09 R)
• M11: 12,095,736 km (0.048 R)
• M12: 13,733,533 km (0.069 R)
• M13: 14,471,200 km (0.032 R)
• M14: 17,201,810 km (0.109 R)
• M15: 21,844,131 km (0.079 R)
• M16: 26,127,418 km (0.063 R)
• M17: 26,932,703 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.5

Radius: 14.9

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5 AU - 5.72 AU

Year: 8141 Days

Day: 11.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,427,708 km

• M1: 191,934 km (0.098 R)
• M2: 807,081 km (0.042 R)
• M3: 1,480,271 km (0.118 R)
• M4: 2,002,218 km (0.057 R)
• M5: 2,537,629 km (0.107 R)
• M6: 3,477,253 km (0.088 R)
• M7: 4,234,368 km (0.117 R)
• M8: 5,622,187 km (0.104 R)
• M9: 6,386,632 km (0.097 R)
• M10: 7,682,599 km (0.093 R)
• M11: 8,540,542 km (0.074 R)
• M12: 9,552,722 km (0.09 R)
• M13: 12,135,379 km (0.118 R)
• M14: 14,236,481 km (0.082 R)
• M15: 15,342,010 km (0.113 R)
• M16: 18,427,466 km (0.086 R)
• M17: 19,296,031 km (0.111 R)
• M18: 22,880,546 km (0.109 R)
• M19: 24,829,656 km (0.117 R)
• M20: 27,349,333 km (0.09 R)
• M21: 30,332,763 km (0.056 R)
• M22: 32,892,233 km (0.098 R)
• M23: 33,420,912 km (0.058 R)
• M24: 36,374,273 km (0.099 R)
• M25: 39,378,947 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.4

Radius: 7.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.32 AU - 7.6 AU

Year: 13366 Days

Day: 15.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,427,708 km

• M1: 96,191 km (0.106 R)
• M2: 399,277 km (0.103 R)
• M3: 681,418 km (0.112 R)
• M4: 962,513 km (0.113 R)
• M5: 1,235,828 km (0.097 R)
• M6: 1,783,356 km (0.072 R)
• M7: 2,310,988 km (0.114 R)
• M8: 2,561,415 km (0.119 R)
• M9: 2,830,093 km (0.086 R)
• M10: 3,990,074 km (0.1 R)
• M11: 4,616,291 km (0.095 R)
• M12: 7,047,556 km (0.098 R)
• M13: 8,222,946 km (0.112 R)
• M14: 8,764,790 km (0.104 R)
• M15: 9,869,420 km (0.113 R)
• M16: 10,429,515 km (0.095 R)
• M17: 10,743,670 km (0.101 R)
• M18: 19,207,020 km (0.115 R)
• M19: 19,442,338 km (0.091 R)
• M20: 21,310,965 km (0.074 R)
• M21: 22,073,615 km (0.057 R)
• M22: 24,287,813 km (0.1 R)
• M23: 27,135,259 km (0.07 R)
• M24: 28,435,414 km (0.104 R)
• M25: 28,741,341 km (0.081 R)
• M26: 31,159,591 km (0.093 R)
• M27: 32,584,660 km (0.11 R)
• M28: 40,111,079 km (0.092 R)
• M29: 41,012,705 km (0.108 R)
• M30: 46,850,164 km (0.076 R)
• M31: 47,993,989 km (0.047 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: 441 - 13,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit