🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.8

Radius: 12.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.42 AU - 0.62 AU

Year: 250 Days

Day: 8.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,869,049 km

• M1: 160,519 km (0.081 R)
• M2: 621,878 km (0.091 R)
• M3: 1,171,202 km (0.109 R)
• M4: 1,636,900 km (0.066 R)
• M5: 2,068,939 km (0.076 R)
• M6: 2,489,009 km (0.074 R)
• M7: 2,939,299 km (0.084 R)
• M8: 3,494,905 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.1

Radius: 11.9

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.59 AU - 0.59 AU

Year: 302 Days

Day: 8.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,869,049 km

• M1: 147,952 km (0.115 R)
• M2: 578,495 km (0.081 R)
• M3: 992,881 km (0.096 R)
• M4: 1,415,495 km (0.113 R)
• M5: 2,016,430 km (0.06 R)
• M6: 2,446,673 km (0.103 R)
• M7: 2,891,727 km (0.094 R)
• M8: 3,339,623 km (0.101 R)
• M9: 3,867,554 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654

Radius: 12.4

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.52 AU - 0.72 AU

Year: 326 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,869,049 km

• M1: 154,535 km (0.074 R)
• M2: 656,585 km (0.103 R)
• M3: 1,067,680 km (0.089 R)
• M4: 1,724,714 km (0.11 R)
• M5: 2,166,776 km (0.066 R)
• M6: 2,566,052 km (0.056 R)
• M7: 3,200,347 km (0.079 R)
• M8: 3,876,679 km (0.099 R)
• M9: 4,484,795 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291

Radius: 9.3

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.4 AU - 2.34 AU

Year: 1705 Days

Day: 14.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,869,049 km

• M1: 129,851 km (0.109 R)
• M2: 420,669 km (0.109 R)
• M3: 741,407 km (0.111 R)
• M4: 1,261,409 km (0.113 R)
• M5: 1,553,125 km (0.111 R)
• M6: 1,842,298 km (0.112 R)
• M7: 2,211,057 km (0.077 R)
• M8: 2,976,549 km (0.096 R)
• M9: 3,796,644 km (0.105 R)
• M10: 4,157,325 km (0.046 R)
• M11: 7,511,758 km (0.093 R)
• M12: 8,709,738 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.1

Radius: 14.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.05 AU - 2.47 AU

Year: 2266 Days

Day: 14 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,869,049 km

• M1: 179,368 km (0.039 R)
• M2: 628,610 km (0.058 R)
• M3: 1,206,058 km (0.108 R)
• M4: 1,780,065 km (0.037 R)
• M5: 3,232,810 km (0.114 R)
• M6: 4,173,781 km (0.045 R)
• M7: 4,897,834 km (0.078 R)
• M8: 6,389,175 km (0.083 R)
• M9: 6,907,831 km (0.102 R)
• M10: 11,131,428 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.2

Radius: 7.1

Gravity: 14.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.41 AU - 7.55 AU

Year: 11000 Days

Day: 20.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,869,049 km

• M1: 88,263 km (0.099 R)
• M2: 361,877 km (0.09 R)
• M3: 745,297 km (0.032 R)
• M4: 1,240,914 km (0.1 R)
• M5: 2,258,629 km (0.06 R)
• M6: 2,719,540 km (0.113 R)
• M7: 3,590,349 km (0.107 R)
• M8: 4,189,638 km (0.118 R)
• M9: 4,853,404 km (0.09 R)
• M10: 6,125,135 km (0.114 R)
• M11: 7,060,272 km (0.054 R)
• M12: 8,404,857 km (0.104 R)
• M13: 10,067,039 km (0.102 R)
• M14: 10,756,835 km (0.034 R)
• M15: 11,085,651 km (0.049 R)
• M16: 11,763,329 km (0.069 R)
• M17: 12,892,344 km (0.095 R)
• M18: 14,819,614 km (0.071 R)
• M19: 18,445,417 km (0.105 R)
• M20: 20,967,638 km (0.105 R)
• M21: 21,223,300 km (0.075 R)
• M22: 22,090,519 km (0.054 R)
• M23: 22,532,880 km (0.093 R)
• M24: 25,216,217 km (0.117 R)
• M25: 28,312,145 km (0.111 R)
• M26: 33,824,827 km (0.118 R)
• M27: 35,729,507 km (0.068 R)
• M28: 37,578,985 km (0.111 R)
• M29: 39,881,596 km (0.112 R)
• M30: 41,200,600 km (0.058 R)
• M31: 47,791,284 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.8

Radius: 4.2

Gravity: 36.67 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.69 AU - 8.57 AU

Year: 15458 Days

Day: 21.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,869,049 km

• M1: 52,210 km (0.077 R)
• M2: 400,623 km (0.12 R)
• M3: 569,968 km (0.077 R)
• M4: 857,046 km (0.12 R)
• M5: 1,045,540 km (0.116 R)
• M6: 1,288,636 km (0.066 R)
• M7: 1,632,262 km (0.063 R)
• M8: 3,364,905 km (0.118 R)
• M9: 3,953,124 km (0.086 R)
• M10: 4,318,591 km (0.074 R)
• M11: 5,439,827 km (0.092 R)
• M12: 5,891,613 km (0.086 R)
• M13: 6,206,516 km (0.069 R)
• M14: 6,999,236 km (0.112 R)
• M15: 7,487,972 km (0.069 R)
• M16: 8,532,913 km (0.053 R)
• M17: 8,833,904 km (0.036 R)
• M18: 11,143,097 km (0.034 R)
• M19: 11,442,292 km (0.055 R)
• M20: 13,962,717 km (0.111 R)
• M21: 17,623,676 km (0.098 R)
• M22: 18,525,452 km (0.11 R)
• M23: 21,598,342 km (0.073 R)
• M24: 21,969,943 km (0.108 R)
• M25: 24,791,509 km (0.112 R)
• M26: 31,259,223 km (0.11 R)
• M27: 39,039,509 km (0.088 R)
• M28: 40,007,258 km (0.116 R)
• M29: 40,426,880 km (0.102 R)
• M30: 44,935,909 km (0.117 R)
• M31: 45,389,340 km (0.055 R)
• M32: 51,234,129 km (0.096 R)
• M33: 56,677,098 km (0.097 R)
• M34: 57,206,375 km (0.105 R)
• M35: 58,095,585 km (0.096 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: 497 - 12,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit