🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.2

Radius: 10.8

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.61 AU - 0.65 AU

Year: 333 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,580,355 km

• M1: 134,488 km (0.096 R)
• M2: 487,390 km (0.052 R)
• M3: 860,188 km (0.047 R)
• M4: 1,407,716 km (0.041 R)
• M5: 1,752,090 km (0.085 R)
• M6: 2,295,280 km (0.074 R)
• M7: 4,168,245 km (0.05 R)
• M8: 4,679,122 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 12.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.54 AU - 0.8 AU

Year: 366 Days

Day: 14.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 88.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,580,355 km

• M1: 154,235 km (0.102 R)
• M2: 572,511 km (0.111 R)
• M3: 1,073,215 km (0.104 R)
• M4: 1,459,776 km (0.115 R)
• M5: 1,867,729 km (0.048 R)
• M6: 2,649,677 km (0.1 R)
• M7: 3,321,522 km (0.111 R)
• M8: 3,782,133 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.2

Radius: 9.3

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.8 AU - 1.3 AU

Year: 717 Days

Day: 8.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,580,355 km

• M1: 116,088 km (0.102 R)
• M2: 421,716 km (0.039 R)
• M3: 800,648 km (0.072 R)
• M4: 1,124,527 km (0.035 R)
• M5: 1,464,264 km (0.1 R)
• M6: 1,771,987 km (0.078 R)
• M7: 2,151,517 km (0.067 R)
• M8: 2,531,645 km (0.112 R)
• M9: 2,828,746 km (0.074 R)
• M10: 3,480,843 km (0.11 R)
• M11: 4,080,880 km (0.107 R)
• M12: 5,185,810 km (0.041 R)
• M13: 5,522,555 km (0.063 R)
• M14: 6,319,164 km (0.078 R)
• M15: 7,299,179 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.8

Radius: 14.2

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.21 AU - 2.31 AU

Year: 2266 Days

Day: 7.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,580,355 km

• M1: 176,974 km (0.105 R)
• M2: 756,367 km (0.11 R)
• M3: 2,241,425 km (0.058 R)
• M4: 2,762,025 km (0.086 R)
• M5: 3,636,874 km (0.117 R)
• M6: 4,180,812 km (0.118 R)
• M7: 5,452,992 km (0.112 R)
• M8: 6,672,813 km (0.101 R)
• M9: 9,447,554 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.7

Radius: 11.2

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.36 AU - 3.58 AU

Year: 4310 Days

Day: 11.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,580,355 km

• M1: 139,276 km (0.072 R)
• M2: 487,539 km (0.107 R)
• M3: 868,864 km (0.052 R)
• M4: 1,538,165 km (0.113 R)
• M5: 1,913,357 km (0.059 R)
• M6: 2,334,624 km (0.1 R)
• M7: 2,712,509 km (0.115 R)
• M8: 3,964,194 km (0.054 R)
• M9: 4,580,836 km (0.113 R)
• M10: 5,769,242 km (0.075 R)
• M11: 6,755,241 km (0.117 R)
• M12: 8,104,764 km (0.074 R)
• M13: 8,784,985 km (0.036 R)
• M14: 10,087,983 km (0.09 R)
• M15: 13,640,633 km (0.119 R)
• M16: 14,439,785 km (0.033 R)
• M17: 14,823,354 km (0.078 R)
• M18: 18,141,135 km (0.067 R)
• M19: 18,781,713 km (0.108 R)
• M20: 19,570,244 km (0.104 R)
• M21: 20,863,817 km (0.08 R)
• M22: 21,638,285 km (0.064 R)
• M23: 22,140,934 km (0.119 R)
• M24: 23,696,004 km (0.077 R)
• M25: 26,285,094 km (0.054 R)
• M26: 28,970,525 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.5

Radius: 12.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.94 AU - 5.24 AU

Year: 6558 Days

Day: 7.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,580,355 km

• M1: 162,613 km (0.051 R)
• M2: 766,988 km (0.047 R)
• M3: 1,396,047 km (0.11 R)
• M4: 1,816,866 km (0.11 R)
• M5: 2,707,871 km (0.117 R)
• M6: 3,213,512 km (0.061 R)
• M7: 4,567,373 km (0.106 R)
• M8: 5,840,899 km (0.108 R)
• M9: 6,790,995 km (0.091 R)
• M10: 8,101,772 km (0.119 R)
• M11: 9,366,023 km (0.116 R)
• M12: 13,786,042 km (0.083 R)
• M13: 16,175,419 km (0.107 R)
• M14: 17,279,601 km (0.077 R)
• M15: 18,498,824 km (0.117 R)
• M16: 20,399,166 km (0.096 R)
• M17: 22,054,915 km (0.074 R)
• M18: 23,029,545 km (0.079 R)
• M19: 27,047,295 km (0.108 R)
• M20: 27,903,444 km (0.049 R)
• M21: 28,338,325 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.2

Radius: 4.1

Gravity: 40.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.13 AU - 6.95 AU

Year: 11153 Days

Day: 21.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,580,355 km

• M1: 51,013 km (0.109 R)
• M2: 208,091 km (0.098 R)
• M3: 535,112 km (0.119 R)
• M4: 677,978 km (0.058 R)
• M5: 1,020,856 km (0.051 R)
• M6: 1,333,964 km (0.095 R)
• M7: 1,936,694 km (0.106 R)
• M8: 2,703,682 km (0.094 R)
• M9: 3,373,731 km (0.072 R)
• M10: 5,099,492 km (0.112 R)
• M11: 5,232,036 km (0.067 R)
• M12: 6,846,347 km (0.065 R)
• M13: 7,766,074 km (0.079 R)
• M14: 8,075,143 km (0.111 R)
• M15: 10,314,474 km (0.116 R)
• M16: 11,920,557 km (0.093 R)
• M17: 13,120,631 km (0.1 R)
• M18: 13,878,194 km (0.092 R)
• M19: 14,136,999 km (0.03 R)
• M20: 14,798,221 km (0.118 R)
• M21: 16,253,509 km (0.094 R)
• M22: 16,396,824 km (0.104 R)
• M23: 16,686,146 km (0.114 R)
• M24: 18,261,113 km (0.077 R)
• M25: 19,932,420 km (0.063 R)
• M26: 20,763,137 km (0.1 R)
• M27: 21,877,043 km (0.052 R)
• M28: 29,514,762 km (0.06 R)
• M29: 29,835,500 km (0.116 R)
• M30: 31,251,743 km (0.097 R)
• M31: 33,170,785 km (0.095 R)
• M32: 36,377,565 km (0.096 R)
• M33: 38,372,153 km (0.096 R)
• M34: 39,785,105 km (0.082 R)
• M35: 41,499,048 km (0.088 R)
• M36: 43,261,610 km (0.101 R)
• M37: 48,253,691 km (0.092 R)
• M38: 48,401,643 km (0.11 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: 268 - 12,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit