🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 10.1

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.6 AU - 0.88 AU

Year: 424 Days

Day: 9.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,785,761 km

• M1: 126,261 km (0.076 R)
• M2: 816,954 km (0.11 R)
• M3: 1,274,873 km (0.092 R)
• M4: 1,736,382 km (0.114 R)
• M5: 2,171,263 km (0.053 R)
• M6: 2,698,895 km (0.115 R)
• M7: 3,123,304 km (0.078 R)
• M8: 4,135,035 km (0.119 R)
• M9: 4,551,515 km (0.115 R)
• M10: 5,188,054 km (0.098 R)
• M11: 5,519,413 km (0.104 R)
• M12: 6,262,017 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.1

Radius: 8.2

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.88 AU - 0.9 AU

Year: 560 Days

Day: 8.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,785,761 km

• M1: 102,026 km (0.1 R)
• M2: 496,515 km (0.095 R)
• M3: 971,489 km (0.084 R)
• M4: 1,332,019 km (0.109 R)
• M5: 1,672,654 km (0.11 R)
• M6: 1,976,487 km (0.072 R)
• M7: 2,383,992 km (0.098 R)
• M8: 2,686,030 km (0.108 R)
• M9: 3,152,177 km (0.083 R)
• M10: 3,517,345 km (0.111 R)
• M11: 3,802,927 km (0.098 R)
• M12: 4,406,106 km (0.069 R)
• M13: 4,832,161 km (0.101 R)
• M14: 5,219,021 km (0.101 R)
• M15: 5,731,543 km (0.117 R)
• M16: 6,371,373 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.9

Radius: 14

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.25 AU - 1.39 AU

Year: 1011 Days

Day: 7.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,785,761 km

• M1: 174,132 km (0.08 R)
• M2: 610,958 km (0.105 R)
• M3: 1,275,322 km (0.039 R)
• M4: 2,037,224 km (0.069 R)
• M5: 2,552,588 km (0.113 R)
• M6: 4,405,807 km (0.043 R)
• M7: 5,201,967 km (0.046 R)
• M8: 6,156,252 km (0.037 R)
• M9: 7,248,316 km (0.104 R)
• M10: 8,573,155 km (0.058 R)
• M11: 9,039,751 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.5

Radius: 9.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.54 AU - 1.92 AU

Year: 1517 Days

Day: 10.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,785,761 km

• M1: 118,182 km (0.084 R)
• M2: 643,271 km (0.033 R)
• M3: 1,199,476 km (0.118 R)
• M4: 1,803,402 km (0.079 R)
• M5: 2,383,094 km (0.102 R)
• M6: 2,749,160 km (0.106 R)
• M7: 3,473,214 km (0.062 R)
• M8: 3,945,943 km (0.106 R)
• M9: 5,059,250 km (0.12 R)
• M10: 5,795,122 km (0.082 R)
• M11: 6,166,723 km (0.085 R)
• M12: 6,671,167 km (0.053 R)
• M13: 7,128,787 km (0.101 R)
• M14: 7,762,634 km (0.115 R)
• M15: 8,241,945 km (0.074 R)
• M16: 8,684,456 km (0.111 R)
• M17: 9,318,751 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.2

Radius: 5.2

Gravity: 27.93 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.66 AU - 6.6 AU

Year: 10121 Days

Day: 20.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,785,761 km

• M1: 64,626 km (0.069 R)
• M2: 268,827 km (0.078 R)
• M3: 1,397,244 km (0.104 R)
• M4: 2,410,022 km (0.06 R)
• M5: 3,811,006 km (0.119 R)
• M6: 4,000,546 km (0.099 R)
• M7: 4,369,305 km (0.093 R)
• M8: 4,916,983 km (0.086 R)
• M9: 5,141,828 km (0.119 R)
• M10: 6,408,922 km (0.086 R)
• M11: 6,834,229 km (0.094 R)
• M12: 7,114,576 km (0.115 R)
• M13: 7,278,236 km (0.104 R)
• M14: 7,698,306 km (0.055 R)
• M15: 8,819,243 km (0.112 R)
• M16: 10,096,211 km (0.037 R)
• M17: 13,881,785 km (0.089 R)
• M18: 14,396,701 km (0.087 R)
• M19: 15,878,168 km (0.089 R)
• M20: 16,799,841 km (0.031 R)
• M21: 19,298,574 km (0.107 R)
• M22: 21,095,544 km (0.095 R)
• M23: 21,348,963 km (0.096 R)
• M24: 23,540,123 km (0.073 R)
• M25: 28,056,781 km (0.052 R)
• M26: 32,891,785 km (0.092 R)
• M27: 35,684,029 km (0.115 R)
• M28: 37,754,912 km (0.086 R)
• M29: 39,391,663 km (0.048 R)
• M30: 40,943,890 km (0.108 R)
• M31: 43,211,943 km (0.086 R)
• M32: 45,844,417 km (0.115 R)
• M33: 47,705,863 km (0.115 R)
• M34: 48,728,814 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.6

Radius: 7.3

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.79 AU - 7.01 AU

Year: 12087 Days

Day: 16.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,785,761 km

• M1: 90,806 km (0.057 R)
• M2: 532,419 km (0.102 R)
• M3: 863,180 km (0.046 R)
• M4: 1,126,622 km (0.112 R)
• M5: 1,404,425 km (0.078 R)
• M6: 3,649,739 km (0.039 R)
• M7: 4,379,328 km (0.078 R)
• M8: 5,633,557 km (0.098 R)
• M9: 12,245,334 km (0.113 R)
• M10: 13,555,063 km (0.115 R)
• M11: 17,306,080 km (0.057 R)
• M12: 18,191,251 km (0.099 R)
• M13: 18,797,870 km (0.081 R)
• M14: 19,971,615 km (0.091 R)
• M15: 20,862,919 km (0.081 R)
• M16: 24,055,637 km (0.056 R)
• M17: 29,588,664 km (0.064 R)
• M18: 33,038,839 km (0.096 R)
• M19: 37,473,070 km (0.066 R)
• M20: 40,213,404 km (0.056 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit