🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

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: 938.9

Radius: 9.1

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.01 AU - 1.17 AU

Year: 800 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,899,860 km

• M1: 113,096 km (0.11 R)
• M2: 412,741 km (0.07 R)
• M3: 767,138 km (0.1 R)
• M4: 1,276,967 km (0.052 R)
• M5: 2,009,847 km (0.051 R)
• M6: 2,948,125 km (0.084 R)
• M7: 4,170,041 km (0.103 R)
• M8: 4,804,036 km (0.108 R)
• M9: 5,422,624 km (0.068 R)
• M10: 6,932,515 km (0.092 R)
• M11: 7,598,973 km (0.113 R)
• M12: 7,897,421 km (0.106 R)
• M13: 9,198,175 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.5

Radius: 11.1

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.29 AU - 1.37 AU

Year: 1078 Days

Day: 6.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,899,860 km

• M1: 138,378 km (0.101 R)
• M2: 487,240 km (0.046 R)
• M3: 910,153 km (0.038 R)
• M4: 1,313,021 km (0.101 R)
• M5: 2,096,764 km (0.066 R)
• M6: 2,461,184 km (0.083 R)
• M7: 2,996,445 km (0.079 R)
• M8: 3,697,611 km (0.082 R)
• M9: 4,453,529 km (0.054 R)
• M10: 5,367,572 km (0.08 R)
• M11: 5,828,183 km (0.108 R)
• M12: 6,490,752 km (0.12 R)
• M13: 7,155,266 km (0.06 R)
• M14: 8,380,772 km (0.086 R)
• M15: 8,728,288 km (0.076 R)
• M16: 9,113,203 km (0.06 R)
• M17: 9,829,029 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.5

Radius: 13

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.18 AU - 1.94 AU

Year: 1370 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,899,860 km

• M1: 165,306 km (0.059 R)
• M2: 615,296 km (0.064 R)
• M3: 1,056,759 km (0.038 R)
• M4: 1,666,670 km (0.048 R)
• M5: 2,466,719 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 14.2

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.76 AU - 2.2 AU

Year: 1958 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,899,860 km

• M1: 176,825 km (0.107 R)
• M2: 1,052,720 km (0.104 R)
• M3: 1,548,787 km (0.086 R)
• M4: 3,070,646 km (0.044 R)
• M5: 4,786,384 km (0.104 R)
• M6: 5,768,045 km (0.031 R)
• M7: 7,214,507 km (0.115 R)
• M8: 7,766,822 km (0.081 R)
• M9: 8,315,996 km (0.114 R)
• M10: 12,667,499 km (0.112 R)
• M11: 13,387,065 km (0.102 R)
• M12: 16,294,499 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.8

Radius: 8

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.39 AU - 2.45 AU

Year: 2646 Days

Day: 7.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,899,860 km

• M1: 99,483 km (0.082 R)
• M2: 362,476 km (0.092 R)
• M3: 788,530 km (0.025 R)
• M4: 1,362,687 km (0.101 R)
• M5: 2,051,286 km (0.071 R)
• M6: 2,544,959 km (0.079 R)
• M7: 3,352,787 km (0.115 R)
• M8: 4,058,291 km (0.095 R)
• M9: 4,836,798 km (0.11 R)
• M10: 6,172,857 km (0.098 R)
• M11: 6,548,946 km (0.043 R)
• M12: 7,170,974 km (0.109 R)
• M13: 8,965,400 km (0.104 R)
• M14: 9,239,164 km (0.074 R)
• M15: 9,696,036 km (0.087 R)
• M16: 13,505,097 km (0.064 R)
• M17: 13,910,807 km (0.058 R)
• M18: 17,668,406 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.7

Radius: 6

Gravity: 19.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.46 AU - 10.62 AU

Year: 19106 Days

Day: 24.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,899,860 km

• M1: 74,649 km (0.09 R)
• M2: 915,539 km (0.105 R)
• M3: 1,241,962 km (0.055 R)
• M4: 1,931,608 km (0.093 R)
• M5: 3,185,986 km (0.113 R)
• M6: 4,453,828 km (0.11 R)
• M7: 5,389,413 km (0.101 R)
• M8: 6,193,352 km (0.043 R)
• M9: 6,406,379 km (0.069 R)
• M10: 6,891,974 km (0.039 R)
• M11: 8,290,265 km (0.118 R)
• M12: 8,813,409 km (0.064 R)
• M13: 11,443,040 km (0.115 R)
• M14: 11,634,974 km (0.091 R)
• M15: 13,389,907 km (0.08 R)
• M16: 16,504,086 km (0.082 R)
• M17: 18,799,366 km (0.084 R)
• M18: 21,299,146 km (0.113 R)
• M19: 24,116,523 km (0.116 R)
• M20: 24,751,117 km (0.092 R)
• M21: 25,072,454 km (0.118 R)
• M22: 30,111,807 km (0.09 R)
• M23: 31,344,344 km (0.091 R)
• M24: 34,572,367 km (0.057 R)
• M25: 36,889,638 km (0.091 R)
• M26: 37,590,355 km (0.119 R)
• M27: 38,157,330 km (0.081 R)
• M28: 39,453,895 km (0.119 R)
• M29: 42,592,758 km (0.118 R)
• M30: 45,412,528 km (0.066 R)
• M31: 51,769,091 km (0.052 R)
• M32: 53,356,773 km (0.103 R)
• M33: 55,523,998 km (0.115 R)
• M34: 59,456,477 km (0.11 R)
• M35: 62,376,328 km (0.085 R)
• M36: 67,870,609 km (0.09 R)
• M37: 71,273,961 km (0.085 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 12,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit