🌌 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: 189.7

Radius: 10.2

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.53 AU - 0.73 AU

Year: 339 Days

Day: 6.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 115.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,508,756 km

• M1: 127,158 km (0.069 R)
• M2: 485,894 km (0.058 R)
• M3: 898,784 km (0.099 R)
• M4: 1,608,626 km (0.104 R)
• M5: 2,170,516 km (0.112 R)
• M6: 2,674,361 km (0.08 R)
• M7: 3,070,496 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.7

Radius: 13.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.98 AU - 1.32 AU

Year: 836 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,508,756 km

• M1: 172,935 km (0.116 R)
• M2: 626,965 km (0.096 R)
• M3: 1,152,053 km (0.048 R)
• M4: 1,602,193 km (0.059 R)
• M5: 2,370,079 km (0.086 R)
• M6: 3,105,203 km (0.115 R)
• M7: 4,712,183 km (0.054 R)
• M8: 5,699,230 km (0.037 R)
• M9: 6,316,471 km (0.107 R)
• M10: 7,162,297 km (0.086 R)
• M11: 7,783,577 km (0.105 R)
• M12: 8,492,671 km (0.073 R)
• M13: 8,943,858 km (0.085 R)
• M14: 9,551,824 km (0.078 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.5

Radius: 3.2

Gravity: 41.55 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.37 AU - 7.93 AU

Year: 12967 Days

Day: 22.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,508,756 km

• M1: 39,793 km (0.082 R)
• M2: 197,320 km (0.081 R)
• M3: 446,250 km (0.109 R)
• M4: 933,940 km (0.049 R)
• M5: 1,164,769 km (0.098 R)
• M6: 1,459,626 km (0.104 R)
• M7: 1,802,056 km (0.111 R)
• M8: 2,922,394 km (0.117 R)
• M9: 4,894,244 km (0.095 R)
• M10: 5,346,927 km (0.115 R)
• M11: 7,315,336 km (0.074 R)
• M12: 8,757,759 km (0.116 R)
• M13: 9,229,889 km (0.105 R)
• M14: 11,960,499 km (0.1 R)
• M15: 12,600,030 km (0.081 R)
• M16: 12,898,179 km (0.081 R)
• M17: 15,522,425 km (0.097 R)
• M18: 17,139,727 km (0.085 R)
• M19: 17,432,041 km (0.113 R)
• M20: 19,571,889 km (0.094 R)
• M21: 20,295,345 km (0.064 R)
• M22: 21,371,253 km (0.094 R)
• M23: 25,106,861 km (0.104 R)
• M24: 26,152,550 km (0.089 R)
• M25: 26,539,859 km (0.049 R)
• M26: 28,841,572 km (0.072 R)
• M27: 29,987,940 km (0.074 R)
• M28: 30,093,706 km (0.092 R)
• M29: 30,305,836 km (0.038 R)
• M30: 33,722,801 km (0.102 R)
• M31: 37,510,320 km (0.1 R)
• M32: 39,760,421 km (0.098 R)
• M33: 41,048,609 km (0.059 R)
• M34: 41,966,691 km (0.087 R)
• M35: 42,098,935 km (0.113 R)
• M36: 42,898,237 km (0.106 R)
• M37: 46,338,240 km (0.113 R)
• M38: 47,047,633 km (0.046 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.3

Radius: 3.8

Gravity: 42.54 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.19 AU - 8.13 AU

Year: 14379 Days

Day: 19.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,508,756 km

• M1: 47,273 km (0.118 R)
• M2: 258,056 km (0.115 R)
• M3: 532,269 km (0.12 R)
• M4: 673,789 km (0.045 R)
• M5: 820,694 km (0.081 R)
• M6: 977,772 km (0.068 R)
• M7: 1,311,375 km (0.1 R)
• M8: 1,467,555 km (0.04 R)
• M9: 1,903,932 km (0.1 R)
• M10: 2,838,470 km (0.094 R)
• M11: 3,003,626 km (0.116 R)
• M12: 4,406,555 km (0.093 R)
• M13: 4,628,259 km (0.086 R)
• M14: 6,040,014 km (0.099 R)
• M15: 9,519,810 km (0.117 R)
• M16: 11,233,304 km (0.095 R)
• M17: 12,948,294 km (0.055 R)
• M18: 14,690,062 km (0.116 R)
• M19: 15,836,131 km (0.115 R)
• M20: 16,506,330 km (0.079 R)
• M21: 18,466,810 km (0.117 R)
• M22: 19,376,664 km (0.091 R)
• M23: 19,545,261 km (0.114 R)
• M24: 20,056,736 km (0.116 R)
• M25: 21,195,774 km (0.108 R)
• M26: 27,330,334 km (0.068 R)
• M27: 27,648,828 km (0.113 R)
• M28: 38,526,837 km (0.063 R)
• M29: 42,089,211 km (0.085 R)
• M30: 42,513,920 km (0.085 R)
• M31: 44,680,246 km (0.063 R)
• M32: 47,528,291 km (0.12 R)
• M33: 48,762,772 km (0.059 R)
• M34: 49,545,169 km (0.106 R)
• M35: 51,780,311 km (0.049 R)
• M36: 52,758,382 km (0.03 R)
• M37: 58,710,732 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.2

Radius: 5.8

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.78 AU - 11.44 AU

Year: 20206 Days

Day: 18.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,508,756 km

• M1: 72,106 km (0.099 R)
• M2: 935,136 km (0.114 R)
• M3: 1,141,881 km (0.05 R)
• M4: 1,773,483 km (0.059 R)
• M5: 2,005,958 km (0.06 R)
• M6: 2,635,466 km (0.114 R)
• M7: 3,339,473 km (0.043 R)
• M8: 4,276,854 km (0.116 R)
• M9: 5,689,805 km (0.091 R)
• M10: 7,221,388 km (0.117 R)
• M11: 9,105,274 km (0.101 R)
• M12: 11,016,686 km (0.078 R)
• M13: 12,390,294 km (0.066 R)
• M14: 21,598,791 km (0.116 R)
• M15: 23,281,318 km (0.101 R)
• M16: 24,107,846 km (0.026 R)
• M17: 25,432,386 km (0.104 R)
• M18: 27,814,583 km (0.055 R)
• M19: 31,996,292 km (0.087 R)
• M20: 34,294,863 km (0.099 R)
• M21: 35,364,338 km (0.084 R)
• M22: 37,819,987 km (0.116 R)
• M23: 46,438,620 km (0.07 R)
• M24: 49,528,713 km (0.101 R)
• M25: 49,830,004 km (0.054 R)
• M26: 51,047,281 km (0.053 R)
• M27: 51,354,555 km (0.087 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: 491 - 19,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit