🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 9.7

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.9 AU - 0.94 AU

Year: 599 Days

Day: 14.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,335,402 km

• M1: 120,576 km (0.101 R)
• M2: 474,973 km (0.104 R)
• M3: 842,685 km (0.114 R)
• M4: 1,299,557 km (0.065 R)
• M5: 1,638,097 km (0.086 R)
• M6: 1,971,401 km (0.08 R)
• M7: 2,288,847 km (0.085 R)
• M8: 2,859,563 km (0.081 R)
• M9: 3,619,072 km (0.119 R)
• M10: 4,523,840 km (0.104 R)
• M11: 6,014,732 km (0.111 R)
• M12: 7,927,640 km (0.066 R)
• M13: 8,265,582 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 8.3

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.1 AU - 1.72 AU

Year: 1136 Days

Day: 9.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,335,402 km

• M1: 103,223 km (0.111 R)
• M2: 375,341 km (0.056 R)
• M3: 714,479 km (0.114 R)
• M4: 1,087,876 km (0.115 R)
• M5: 1,464,713 km (0.043 R)
• M6: 1,802,954 km (0.048 R)
• M7: 2,290,792 km (0.078 R)
• M8: 2,724,776 km (0.058 R)
• M9: 3,325,561 km (0.117 R)
• M10: 3,711,224 km (0.037 R)
• M11: 4,028,072 km (0.095 R)
• M12: 4,752,575 km (0.11 R)
• M13: 5,223,509 km (0.045 R)
• M14: 5,725,111 km (0.043 R)
• M15: 6,662,790 km (0.112 R)
• M16: 8,537,700 km (0.061 R)
• M17: 9,377,692 km (0.076 R)
• M18: 9,907,568 km (0.086 R)
• M19: 10,241,021 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.3

Radius: 14

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.59 AU - 1.65 AU

Year: 1399 Days

Day: 12.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,335,402 km

• M1: 182,509 km (0.027 R)
• M2: 652,995 km (0.105 R)
• M3: 1,674,150 km (0.064 R)
• M4: 2,426,926 km (0.063 R)
• M5: 3,019,633 km (0.12 R)
• M6: 3,488,174 km (0.115 R)
• M7: 4,056,645 km (0.099 R)
• M8: 4,956,477 km (0.101 R)
• M9: 5,786,446 km (0.118 R)
• M10: 6,281,315 km (0.085 R)
• M11: 7,670,631 km (0.061 R)
• M12: 8,724,249 km (0.111 R)
• M13: 9,195,781 km (0.086 R)
• M14: 9,872,113 km (0.092 R)
• M15: 10,847,790 km (0.099 R)
• M16: 11,290,151 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.9

Radius: 12.4

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.29 AU - 1.99 AU

Year: 1424 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,335,402 km

• M1: 154,385 km (0.12 R)
• M2: 563,236 km (0.064 R)
• M3: 959,222 km (0.083 R)
• M4: 1,711,998 km (0.117 R)
• M5: 2,625,742 km (0.082 R)
• M6: 3,043,868 km (0.077 R)
• M7: 3,539,037 km (0.073 R)
• M8: 4,308,119 km (0.105 R)
• M9: 5,335,558 km (0.107 R)
• M10: 6,299,118 km (0.101 R)
• M11: 6,925,633 km (0.114 R)
• M12: 9,214,032 km (0.091 R)
• M13: 10,290,987 km (0.101 R)
• M14: 11,706,931 km (0.12 R)
• M15: 13,410,103 km (0.088 R)
• M16: 13,819,103 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716

Radius: 10.6

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.57 AU - 4.29 AU

Year: 5284 Days

Day: 6.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,335,402 km

• M1: 132,245 km (0.041 R)
• M2: 468,989 km (0.087 R)
• M3: 1,121,535 km (0.094 R)
• M4: 2,792,394 km (0.041 R)
• M5: 3,568,358 km (0.107 R)
• M6: 4,018,947 km (0.094 R)
• M7: 5,035,016 km (0.116 R)
• M8: 6,057,667 km (0.089 R)
• M9: 7,178,304 km (0.082 R)
• M10: 8,011,564 km (0.107 R)
• M11: 8,787,229 km (0.102 R)
• M12: 9,276,414 km (0.101 R)
• M13: 11,132,625 km (0.115 R)
• M14: 11,657,115 km (0.102 R)
• M15: 12,248,026 km (0.113 R)
• M16: 12,807,223 km (0.09 R)
• M17: 14,086,136 km (0.075 R)
• M18: 14,813,630 km (0.064 R)
• M19: 15,390,031 km (0.12 R)
• M20: 16,282,681 km (0.108 R)
• M21: 16,710,980 km (0.114 R)
• M22: 17,272,570 km (0.086 R)
• M23: 19,645,791 km (0.11 R)
• M24: 20,982,298 km (0.112 R)
• M25: 21,562,738 km (0.061 R)
• M26: 23,523,517 km (0.088 R)
• M27: 24,150,033 km (0.093 R)
• M28: 26,347,027 km (0.076 R)
• M29: 27,537,228 km (0.037 R)
• M30: 31,228,705 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.8

Radius: 9.6

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.79 AU - 5.63 AU

Year: 6933 Days

Day: 12.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,335,402 km

• M1: 119,379 km (0.044 R)
• M2: 520,900 km (0.04 R)
• M3: 1,501,663 km (0.068 R)
• M4: 1,947,166 km (0.046 R)
• M5: 2,705,328 km (0.077 R)
• M6: 3,217,551 km (0.106 R)
• M7: 3,567,311 km (0.104 R)
• M8: 4,161,962 km (0.07 R)
• M9: 4,896,039 km (0.112 R)
• M10: 5,658,539 km (0.049 R)
• M11: 6,288,346 km (0.118 R)
• M12: 7,452,068 km (0.035 R)
• M13: 8,280,093 km (0.089 R)
• M14: 8,642,867 km (0.1 R)
• M15: 9,361,087 km (0.092 R)
• M16: 9,996,429 km (0.1 R)
• M17: 10,660,195 km (0.101 R)
• M18: 10,959,690 km (0.108 R)
• M19: 12,121,915 km (0.109 R)
• M20: 12,685,151 km (0.044 R)
• M21: 13,712,739 km (0.063 R)
• M22: 14,324,445 km (0.092 R)
• M23: 14,794,930 km (0.095 R)
• M24: 16,268,768 km (0.11 R)
• M25: 16,609,104 km (0.105 R)
• M26: 17,778,211 km (0.116 R)
• M27: 18,200,077 km (0.095 R)
• M28: 19,890,084 km (0.116 R)
• M29: 22,233,535 km (0.117 R)
• M30: 23,942,990 km (0.117 R)
• M31: 25,281,292 km (0.027 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 12.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.21 AU - 6.75 AU

Year: 8701 Days

Day: 8.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,335,402 km

• M1: 154,235 km (0.103 R)
• M2: 569,070 km (0.076 R)
• M3: 957,875 km (0.103 R)
• M4: 1,663,678 km (0.107 R)
• M5: 2,126,833 km (0.067 R)
• M6: 2,676,156 km (0.11 R)
• M7: 3,472,765 km (0.093 R)
• M8: 7,528,513 km (0.079 R)
• M9: 8,520,197 km (0.058 R)
• M10: 9,914,300 km (0.115 R)
• M11: 12,766,084 km (0.094 R)
• M12: 16,381,266 km (0.066 R)
• M13: 17,298,451 km (0.113 R)
• M14: 18,808,342 km (0.096 R)
• M15: 28,622,860 km (0.107 R)
• M16: 29,377,731 km (0.081 R)
• M17: 30,340,094 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.6

Radius: 5.4

Gravity: 28.28 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.86 AU - 10.72 AU

Year: 17676 Days

Day: 22.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 83,335,402 km

• M1: 67,618 km (0.072 R)
• M2: 242,349 km (0.117 R)
• M3: 627,862 km (0.068 R)
• M4: 860,188 km (0.07 R)
• M5: 1,516,773 km (0.045 R)
• M6: 1,979,030 km (0.043 R)
• M7: 2,264,463 km (0.044 R)
• M8: 3,513,007 km (0.113 R)
• M9: 3,963,147 km (0.073 R)
• M10: 4,251,272 km (0.112 R)
• M11: 4,727,143 km (0.049 R)
• M12: 5,051,322 km (0.107 R)
• M13: 6,899,005 km (0.114 R)
• M14: 7,555,141 km (0.103 R)
• M15: 7,948,434 km (0.088 R)
• M16: 8,200,955 km (0.046 R)
• M17: 8,882,822 km (0.103 R)
• M18: 12,122,963 km (0.116 R)
• M19: 15,913,623 km (0.061 R)
• M20: 17,306,230 km (0.094 R)
• M21: 17,988,845 km (0.119 R)
• M22: 20,709,132 km (0.098 R)
• M23: 21,870,012 km (0.09 R)
• M24: 22,067,631 km (0.114 R)
• M25: 23,484,472 km (0.09 R)
• M26: 28,801,629 km (0.036 R)
• M27: 35,955,848 km (0.115 R)
• M28: 37,487,730 km (0.075 R)
• M29: 38,198,320 km (0.037 R)
• M30: 40,681,196 km (0.096 R)
• M31: 45,804,026 km (0.114 R)
• M32: 49,618,173 km (0.094 R)
• M33: 50,474,322 km (0.067 R)
• M34: 55,452,340 km (0.083 R)
• M35: 71,023,983 km (0.06 R)
• M36: 71,240,600 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.4

Radius: 5.4

Gravity: 29.68 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.4 AU - 10.94 AU

Year: 20395 Days

Day: 18.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,335,402 km

• M1: 93,349 km (0.111 R)
• M2: 326,273 km (0.108 R)
• M3: 603,029 km (0.118 R)
• M4: 1,218,325 km (0.074 R)
• M5: 1,399,638 km (0.058 R)
• M6: 1,581,997 km (0.104 R)
• M7: 2,015,083 km (0.113 R)
• M8: 3,225,779 km (0.104 R)
• M9: 3,729,924 km (0.03 R)
• M10: 4,672,390 km (0.05 R)
• M11: 5,277,364 km (0.059 R)
• M12: 6,280,567 km (0.101 R)
• M13: 7,257,442 km (0.118 R)
• M14: 8,823,133 km (0.092 R)
• M15: 9,047,679 km (0.116 R)
• M16: 11,047,952 km (0.088 R)
• M17: 11,243,178 km (0.116 R)
• M18: 12,324,022 km (0.096 R)
• M19: 13,033,714 km (0.047 R)
• M20: 13,920,979 km (0.096 R)
• M21: 16,995,365 km (0.109 R)
• M22: 19,720,889 km (0.111 R)
• M23: 20,396,323 km (0.038 R)
• M24: 22,724,216 km (0.085 R)
• M25: 24,115,476 km (0.086 R)
• M26: 24,665,248 km (0.102 R)
• M27: 32,062,264 km (0.071 R)
• M28: 33,809,418 km (0.103 R)
• M29: 35,336,663 km (0.113 R)
• M30: 41,434,272 km (0.087 R)
• M31: 43,504,856 km (0.038 R)
• M32: 46,315,351 km (0.102 R)
• M33: 46,653,742 km (0.084 R)
• M34: 47,507,048 km (0.068 R)
• M35: 76,063,785 km (0.084 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 13,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit