🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.8

Radius: 10.7

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.76 AU - 0.88 AU

Year: 504 Days

Day: 6.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,194,672 km

• M1: 133,890 km (0.106 R)
• M2: 544,536 km (0.046 R)
• M3: 1,051,224 km (0.092 R)
• M4: 1,488,499 km (0.118 R)
• M5: 2,569,643 km (0.092 R)
• M6: 2,906,088 km (0.105 R)
• M7: 3,342,016 km (0.106 R)
• M8: 3,821,328 km (0.118 R)
• M9: 5,104,728 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.1

Radius: 8.5

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.23 AU - 1.33 AU

Year: 982 Days

Day: 14.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,194,672 km

• M1: 106,214 km (0.118 R)
• M2: 387,758 km (0.085 R)
• M3: 680,521 km (0.118 R)
• M4: 1,082,640 km (0.108 R)
• M5: 1,460,374 km (0.078 R)
• M6: 2,070,435 km (0.112 R)
• M7: 2,670,621 km (0.118 R)
• M8: 3,230,267 km (0.078 R)
• M9: 4,053,055 km (0.1 R)
• M10: 4,345,369 km (0.055 R)
• M11: 5,442,670 km (0.056 R)
• M12: 6,406,529 km (0.08 R)
• M13: 7,360,365 km (0.091 R)
• M14: 7,625,153 km (0.098 R)
• M15: 8,910,049 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.5

Radius: 9

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.56 AU - 2.56 AU

Year: 2778 Days

Day: 5.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,194,672 km

• M1: 111,899 km (0.111 R)
• M2: 579,093 km (0.056 R)
• M3: 1,356,254 km (0.117 R)
• M4: 1,673,252 km (0.082 R)
• M5: 2,405,983 km (0.093 R)
• M6: 2,698,297 km (0.105 R)
• M7: 3,812,801 km (0.109 R)
• M8: 4,514,714 km (0.053 R)
• M9: 6,354,618 km (0.113 R)
• M10: 6,780,823 km (0.051 R)
• M11: 8,267,526 km (0.105 R)
• M12: 9,611,514 km (0.115 R)
• M13: 12,112,491 km (0.064 R)
• M14: 13,232,979 km (0.046 R)
• M15: 13,534,419 km (0.111 R)
• M16: 14,375,907 km (0.108 R)
• M17: 16,557,044 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.6

Radius: 10.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.67 AU - 2.95 AU

Year: 3195 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,194,672 km

• M1: 130,599 km (0.094 R)
• M2: 567,425 km (0.074 R)
• M3: 1,089,820 km (0.095 R)
• M4: 1,551,180 km (0.111 R)
• M5: 2,010,446 km (0.045 R)
• M6: 3,065,709 km (0.114 R)
• M7: 3,586,759 km (0.105 R)
• M8: 5,546,790 km (0.032 R)
• M9: 6,285,205 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.6

Radius: 4.2

Gravity: 36.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.51 AU - 7.43 AU

Year: 9894 Days

Day: 20.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,194,672 km

• M1: 52,359 km (0.097 R)
• M2: 208,988 km (0.11 R)
• M3: 423,811 km (0.119 R)
• M4: 718,668 km (0.091 R)
• M5: 896,989 km (0.089 R)
• M6: 1,039,256 km (0.117 R)
• M7: 1,813,874 km (0.1 R)
• M8: 2,273,588 km (0.115 R)
• M9: 3,299,979 km (0.092 R)
• M10: 6,140,394 km (0.103 R)
• M11: 6,432,559 km (0.051 R)
• M12: 7,569,951 km (0.076 R)
• M13: 8,472,775 km (0.111 R)
• M14: 8,652,591 km (0.044 R)
• M15: 9,785,346 km (0.083 R)
• M16: 11,281,624 km (0.116 R)
• M17: 13,102,380 km (0.08 R)
• M18: 15,175,956 km (0.048 R)
• M19: 16,744,041 km (0.086 R)
• M20: 19,722,684 km (0.078 R)
• M21: 19,880,211 km (0.073 R)
• M22: 23,298,522 km (0.062 R)
• M23: 23,918,904 km (0.073 R)
• M24: 26,034,368 km (0.087 R)
• M25: 26,224,058 km (0.1 R)
• M26: 26,510,239 km (0.103 R)
• M27: 31,807,948 km (0.116 R)
• M28: 33,569,613 km (0.097 R)
• M29: 37,286,222 km (0.063 R)
• M30: 40,627,939 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.6

Radius: 6

Gravity: 23.16 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.15 AU - 8.17 AU

Year: 14379 Days

Day: 16.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,194,672 km

• M1: 74,799 km (0.118 R)
• M2: 290,070 km (0.103 R)
• M3: 740,061 km (0.101 R)
• M4: 1,473,689 km (0.028 R)
• M5: 1,958,835 km (0.053 R)
• M6: 2,372,473 km (0.108 R)
• M7: 4,149,247 km (0.114 R)
• M8: 4,464,898 km (0.091 R)
• M9: 5,434,891 km (0.119 R)
• M10: 6,249,152 km (0.111 R)
• M11: 6,622,099 km (0.052 R)
• M12: 7,186,682 km (0.052 R)
• M13: 8,763,742 km (0.088 R)
• M14: 9,231,086 km (0.081 R)
• M15: 9,660,133 km (0.079 R)
• M16: 10,102,494 km (0.113 R)
• M17: 13,517,065 km (0.119 R)
• M18: 15,973,013 km (0.068 R)
• M19: 16,591,451 km (0.086 R)
• M20: 18,711,402 km (0.075 R)
• M21: 23,777,983 km (0.061 R)
• M22: 24,178,606 km (0.085 R)
• M23: 32,181,344 km (0.084 R)
• M24: 37,175,071 km (0.115 R)
• M25: 38,671,498 km (0.102 R)
• M26: 39,925,428 km (0.079 R)
• M27: 41,350,347 km (0.11 R)
• M28: 45,827,662 km (0.063 R)
• M29: 46,917,034 km (0.069 R)
• M30: 50,617,636 km (0.101 R)
• M31: 51,949,057 km (0.048 R)
• M32: 55,730,742 km (0.091 R)
• M33: 56,971,507 km (0.107 R)
• M34: 58,230,522 km (0.069 R)
• M35: 59,691,944 km (0.086 R)
• M36: 64,999,527 km (0.035 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 15,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit