🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.9

Radius: 8.3

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.77 AU - 0.99 AU

Year: 580 Days

Day: 6.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,799,085 km

• M1: 103,372 km (0.057 R)
• M2: 466,297 km (0.105 R)
• M3: 968,945 km (0.051 R)
• M4: 1,284,447 km (0.042 R)
• M5: 1,602,044 km (0.083 R)
• M6: 1,997,431 km (0.081 R)
• M7: 2,350,033 km (0.105 R)
• M8: 2,808,401 km (0.099 R)
• M9: 3,288,760 km (0.104 R)
• M10: 3,651,534 km (0.109 R)
• M11: 4,195,921 km (0.062 R)
• M12: 4,669,398 km (0.09 R)
• M13: 4,999,262 km (0.069 R)
• M14: 5,378,193 km (0.115 R)
• M15: 6,343,698 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.3

Radius: 10.1

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.25 AU - 1.29 AU

Year: 1006 Days

Day: 10.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,799,085 km

• M1: 125,662 km (0.093 R)
• M2: 527,781 km (0.105 R)
• M3: 993,180 km (0.078 R)
• M4: 1,760,318 km (0.082 R)
• M5: 2,129,675 km (0.114 R)
• M6: 2,646,237 km (0.093 R)
• M7: 3,066,906 km (0.105 R)
• M8: 4,604,323 km (0.092 R)
• M9: 5,451,346 km (0.059 R)
• M10: 5,797,366 km (0.083 R)
• M11: 6,399,199 km (0.045 R)
• M12: 7,233,506 km (0.113 R)
• M13: 7,626,948 km (0.112 R)
• M14: 8,243,890 km (0.066 R)
• M15: 9,231,385 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.9

Radius: 14

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.1 AU - 2.58 AU

Year: 2516 Days

Day: 12.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,799,085 km

• M1: 180,116 km (0.089 R)
• M2: 709,393 km (0.036 R)
• M3: 1,241,662 km (0.063 R)
• M4: 2,064,750 km (0.031 R)
• M5: 3,256,746 km (0.094 R)
• M6: 3,847,208 km (0.083 R)
• M7: 4,319,339 km (0.083 R)
• M8: 4,867,017 km (0.102 R)
• M9: 7,005,668 km (0.113 R)
• M10: 7,538,985 km (0.074 R)
• M11: 8,770,026 km (0.101 R)
• M12: 9,390,558 km (0.102 R)
• M13: 9,979,824 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.6

Radius: 13.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.22 AU - 6.16 AU

Year: 8311 Days

Day: 9.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,799,085 km

• M1: 169,195 km (0.1 R)
• M2: 823,536 km (0.117 R)
• M3: 1,316,312 km (0.052 R)
• M4: 2,405,085 km (0.085 R)
• M5: 2,832,935 km (0.093 R)
• M6: 3,596,333 km (0.09 R)
• M7: 4,107,060 km (0.099 R)
• M8: 5,436,536 km (0.101 R)
• M9: 6,147,724 km (0.12 R)
• M10: 8,135,132 km (0.107 R)
• M11: 8,748,783 km (0.084 R)
• M12: 10,019,617 km (0.103 R)
• M13: 11,572,293 km (0.043 R)
• M14: 12,012,260 km (0.051 R)
• M15: 13,823,890 km (0.111 R)
• M16: 14,827,243 km (0.055 R)
• M17: 15,346,797 km (0.09 R)
• M18: 17,692,192 km (0.115 R)
• M19: 18,499,721 km (0.101 R)
• M20: 20,109,395 km (0.07 R)
• M21: 21,151,643 km (0.115 R)
• M22: 21,644,718 km (0.04 R)
• M23: 25,222,051 km (0.095 R)
• M24: 27,102,646 km (0.043 R)
• M25: 28,573,193 km (0.111 R)
• M26: 30,930,407 km (0.074 R)
• M27: 35,796,526 km (0.074 R)
• M28: 36,262,823 km (0.077 R)
• M29: 43,884,835 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.8

Radius: 6.5

Gravity: 17.98 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 6.23 AU - 10.33 AU

Year: 16748 Days

Day: 23 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,799,085 km

• M1: 81,232 km (0.106 R)
• M2: 293,960 km (0.106 R)
• M3: 516,262 km (0.059 R)
• M4: 1,267,244 km (0.1 R)
• M5: 2,142,989 km (0.07 R)
• M6: 2,925,985 km (0.065 R)
• M7: 3,207,827 km (0.092 R)
• M8: 3,885,805 km (0.103 R)
• M9: 4,258,752 km (0.042 R)
• M10: 7,245,174 km (0.098 R)
• M11: 7,571,447 km (0.1 R)
• M12: 8,303,729 km (0.104 R)
• M13: 10,783,613 km (0.094 R)
• M14: 11,209,219 km (0.1 R)
• M15: 12,686,947 km (0.104 R)
• M16: 13,859,495 km (0.092 R)
• M17: 14,655,655 km (0.099 R)
• M18: 16,658,022 km (0.114 R)
• M19: 17,892,504 km (0.101 R)
• M20: 18,575,268 km (0.106 R)
• M21: 19,631,878 km (0.08 R)
• M22: 21,576,351 km (0.06 R)
• M23: 23,951,666 km (0.057 R)
• M24: 30,160,876 km (0.073 R)
• M25: 30,641,533 km (0.094 R)
• M26: 30,883,732 km (0.113 R)
• M27: 36,135,366 km (0.103 R)
• M28: 39,184,619 km (0.06 R)
• M29: 41,211,820 km (0.119 R)
• M30: 46,743,650 km (0.12 R)
• M31: 49,022,175 km (0.071 R)
• M32: 56,481,723 km (0.084 R)
• M33: 62,305,419 km (0.109 R)
• M34: 62,889,449 km (0.095 R)
• M35: 65,462,083 km (0.119 R)
• M36: 69,764,817 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.8

Radius: 5.2

Gravity: 24.7 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8 AU - 10.48 AU

Year: 19743 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,799,085 km

• M1: 64,776 km (0.037 R)
• M2: 240,553 km (0.096 R)
• M3: 412,741 km (0.109 R)
• M4: 727,494 km (0.116 R)
• M5: 1,137,093 km (0.093 R)
• M6: 1,687,763 km (0.095 R)
• M7: 2,102,748 km (0.085 R)
• M8: 2,559,769 km (0.105 R)
• M9: 3,001,980 km (0.074 R)
• M10: 3,639,417 km (0.069 R)
• M11: 4,296,301 km (0.052 R)
• M12: 4,811,816 km (0.09 R)
• M13: 5,761,313 km (0.108 R)
• M14: 11,767,369 km (0.116 R)
• M15: 13,832,268 km (0.044 R)
• M16: 16,614,190 km (0.086 R)
• M17: 18,048,834 km (0.111 R)
• M18: 18,751,794 km (0.093 R)
• M19: 19,381,601 km (0.111 R)
• M20: 24,191,023 km (0.107 R)
• M21: 26,363,334 km (0.049 R)
• M22: 27,611,877 km (0.049 R)
• M23: 30,595,009 km (0.111 R)
• M24: 34,583,737 km (0.1 R)
• M25: 35,393,809 km (0.108 R)
• M26: 38,760,808 km (0.065 R)
• M27: 42,181,962 km (0.115 R)
• M28: 43,417,640 km (0.102 R)
• M29: 54,727,838 km (0.061 R)
• M30: 56,568,191 km (0.119 R)
• M31: 62,534,902 km (0.102 R)
• M32: 66,599,027 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 14,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit