🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.9

Radius: 12.4

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.68 AU - 0.76 AU

Year: 414 Days

Day: 5.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 43,449,091 km

• M1: 159,172 km (0.08 R)
• M2: 605,722 km (0.085 R)
• M3: 1,785,002 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.7

Radius: 11.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.63 AU - 0.99 AU

Year: 494 Days

Day: 9.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,449,091 km

• M1: 138,079 km (0.096 R)
• M2: 502,499 km (0.093 R)
• M3: 880,832 km (0.12 R)
• M4: 1,426,565 km (0.043 R)
• M5: 1,960,929 km (0.101 R)
• M6: 2,311,287 km (0.09 R)
• M7: 2,793,591 km (0.119 R)
• M8: 3,342,615 km (0.116 R)
• M9: 4,001,145 km (0.045 R)
• M10: 4,472,976 km (0.085 R)
• M11: 5,211,242 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.7

Radius: 13.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.22 AU - 1.3 AU

Year: 959 Days

Day: 8.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,449,091 km

• M1: 172,935 km (0.118 R)
• M2: 692,937 km (0.118 R)
• M3: 1,196,633 km (0.104 R)
• M4: 2,493,797 km (0.053 R)
• M5: 3,149,933 km (0.103 R)
• M6: 3,591,695 km (0.076 R)
• M7: 4,027,923 km (0.042 R)
• M8: 4,740,906 km (0.106 R)
• M9: 5,193,140 km (0.044 R)
• M10: 5,794,225 km (0.117 R)
• M11: 6,506,460 km (0.107 R)
• M12: 8,863,973 km (0.068 R)
• M13: 9,441,421 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.6

Radius: 8.8

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.28 AU - 2.04 AU

Year: 1451 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,449,091 km

• M1: 110,254 km (0.077 R)
• M2: 465,100 km (0.085 R)
• M3: 1,104,331 km (0.053 R)
• M4: 1,768,995 km (0.08 R)
• M5: 2,114,117 km (0.091 R)
• M6: 2,443,831 km (0.073 R)
• M7: 2,874,074 km (0.114 R)
• M8: 3,265,871 km (0.113 R)
• M9: 3,903,756 km (0.116 R)
• M10: 4,772,172 km (0.1 R)
• M11: 5,141,679 km (0.104 R)
• M12: 6,115,860 km (0.116 R)
• M13: 6,435,551 km (0.067 R)
• M14: 6,935,956 km (0.117 R)
• M15: 7,309,202 km (0.107 R)
• M16: 7,907,444 km (0.061 R)
• M17: 8,314,949 km (0.046 R)
• M18: 8,995,918 km (0.097 R)
• M19: 10,566,247 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 10.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.12 AU - 6.1 AU

Year: 9012 Days

Day: 8 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,449,091 km

• M1: 127,457 km (0.06 R)
• M2: 452,534 km (0.101 R)
• M3: 817,852 km (0.099 R)
• M4: 1,293,423 km (0.12 R)
• M5: 2,616,916 km (0.072 R)
• M6: 3,594,837 km (0.059 R)
• M7: 5,034,866 km (0.101 R)
• M8: 7,866,604 km (0.067 R)
• M9: 8,235,662 km (0.116 R)
• M10: 9,142,375 km (0.118 R)
• M11: 23,828,697 km (0.1 R)
• M12: 28,634,379 km (0.118 R)
• M13: 31,008,946 km (0.093 R)
• M14: 40,473,405 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540

Radius: 3.6

Gravity: 41.67 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.4 AU - 6.4 AU

Year: 9720 Days

Day: 21.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 43,449,091 km

• M1: 44,879 km (0.048 R)
• M2: 158,873 km (0.074 R)
• M3: 519,703 km (0.078 R)
• M4: 675,285 km (0.089 R)
• M5: 807,679 km (0.106 R)
• M6: 1,018,163 km (0.11 R)
• M7: 2,155,406 km (0.064 R)
• M8: 3,471,718 km (0.05 R)
• M9: 3,792,755 km (0.079 R)
• M10: 4,133,240 km (0.032 R)
• M11: 4,493,920 km (0.085 R)
• M12: 5,119,987 km (0.051 R)
• M13: 5,309,228 km (0.078 R)
• M14: 5,601,543 km (0.116 R)
• M15: 5,938,886 km (0.102 R)
• M16: 7,148,684 km (0.111 R)
• M17: 9,326,679 km (0.118 R)
• M18: 9,800,157 km (0.07 R)
• M19: 10,489,653 km (0.081 R)
• M20: 11,211,014 km (0.066 R)
• M21: 11,745,976 km (0.094 R)
• M22: 12,751,573 km (0.105 R)
• M23: 13,040,746 km (0.12 R)
• M24: 13,334,406 km (0.107 R)
• M25: 13,453,037 km (0.063 R)
• M26: 16,653,684 km (0.088 R)
• M27: 19,860,314 km (0.07 R)
• M28: 21,121,424 km (0.088 R)
• M29: 23,455,001 km (0.097 R)
• M30: 24,952,626 km (0.053 R)
• M31: 26,700,378 km (0.115 R)
• M32: 29,322,080 km (0.066 R)
• M33: 29,623,670 km (0.049 R)
• M34: 30,232,682 km (0.112 R)
• M35: 34,508,788 km (0.095 R)
• M36: 36,674,068 km (0.041 R)
• M37: 42,032,514 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 11,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit