🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 11.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.26 AU - 1.38 AU

Year: 1047 Days

Day: 13.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,422,826 km

• M1: 145,559 km (0.031 R)
• M2: 541,843 km (0.071 R)
• M3: 1,027,289 km (0.057 R)
• M4: 1,483,263 km (0.07 R)
• M5: 2,253,542 km (0.118 R)
• M6: 2,730,311 km (0.06 R)
• M7: 3,107,746 km (0.111 R)
• M8: 3,920,960 km (0.086 R)
• M9: 4,491,377 km (0.085 R)
• M10: 5,778,218 km (0.113 R)
• M11: 6,272,340 km (0.074 R)
• M12: 7,645,199 km (0.104 R)
• M13: 8,869,209 km (0.067 R)
• M14: 10,096,959 km (0.04 R)
• M15: 10,751,898 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 12.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.39 AU - 1.67 AU

Year: 1306 Days

Day: 12.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,422,826 km

• M1: 155,432 km (0.078 R)
• M2: 623,225 km (0.103 R)
• M3: 1,117,496 km (0.083 R)
• M4: 1,643,033 km (0.12 R)
• M5: 2,130,423 km (0.093 R)
• M6: 2,850,438 km (0.08 R)
• M7: 3,474,411 km (0.062 R)
• M8: 4,458,017 km (0.087 R)
• M9: 4,848,916 km (0.045 R)
• M10: 5,720,772 km (0.111 R)
• M11: 6,162,235 km (0.066 R)
• M12: 6,558,670 km (0.099 R)
• M13: 7,550,653 km (0.112 R)
• M14: 9,365,275 km (0.108 R)
• M15: 9,920,732 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35

Radius: 12.5

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.31 AU - 1.89 AU

Year: 1397 Days

Day: 11 Hours

Environment

Temp: -188 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 75,422,826 km

• M1: 156,031 km (0.111 R)
• M2: 1,068,877 km (0.088 R)
• M3: 1,965,267 km (0.083 R)
• M4: 2,483,474 km (0.111 R)
• M5: 3,302,074 km (0.091 R)
• M6: 4,127,854 km (0.11 R)
• M7: 4,747,189 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.9

Radius: 9.9

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.99 AU - 2.99 AU

Year: 2712 Days

Day: 12.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,422,826 km

• M1: 123,119 km (0.071 R)
• M2: 686,056 km (0.108 R)
• M3: 1,770,790 km (0.112 R)
• M4: 2,125,337 km (0.096 R)
• M5: 2,512,795 km (0.099 R)
• M6: 3,046,710 km (0.115 R)
• M7: 4,493,471 km (0.09 R)
• M8: 5,160,528 km (0.106 R)
• M9: 5,632,509 km (0.115 R)
• M10: 6,242,270 km (0.065 R)
• M11: 7,593,289 km (0.087 R)
• M12: 8,371,048 km (0.099 R)
• M13: 8,814,007 km (0.092 R)
• M14: 9,636,048 km (0.104 R)
• M15: 10,586,742 km (0.044 R)
• M16: 11,268,011 km (0.026 R)
• M17: 11,682,247 km (0.061 R)
• M18: 12,718,213 km (0.118 R)
• M19: 13,076,649 km (0.115 R)
• M20: 14,240,969 km (0.072 R)
• M21: 15,220,985 km (0.115 R)
• M22: 16,350,299 km (0.118 R)
• M23: 17,755,921 km (0.101 R)
• M24: 18,147,718 km (0.103 R)
• M25: 18,832,876 km (0.115 R)
• M26: 19,299,173 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.9

Radius: 8.8

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.09 AU - 4.11 AU

Year: 5730 Days

Day: 8.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,422,826 km

• M1: 109,805 km (0.106 R)
• M2: 417,079 km (0.096 R)
• M3: 1,736,233 km (0.112 R)
• M4: 2,521,323 km (0.108 R)
• M5: 3,504,480 km (0.09 R)
• M6: 6,054,076 km (0.075 R)
• M7: 7,035,887 km (0.098 R)
• M8: 8,455,122 km (0.068 R)
• M9: 12,822,183 km (0.113 R)
• M10: 14,760,074 km (0.058 R)
• M11: 17,309,521 km (0.112 R)
• M12: 17,740,512 km (0.042 R)
• M13: 18,115,554 km (0.069 R)
• M14: 18,946,570 km (0.115 R)
• M15: 19,338,517 km (0.12 R)
• M16: 21,030,319 km (0.1 R)
• M17: 21,733,878 km (0.118 R)
• M18: 25,806,979 km (0.092 R)
• M19: 27,938,150 km (0.088 R)
• M20: 28,361,064 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.1

Radius: 9

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.08 AU - 6.42 AU

Year: 8303 Days

Day: 10.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,422,826 km

• M1: 112,198 km (0.101 R)
• M2: 758,910 km (0.061 R)
• M3: 1,275,023 km (0.087 R)
• M4: 1,821,952 km (0.057 R)
• M5: 3,210,819 km (0.105 R)
• M6: 3,762,985 km (0.101 R)
• M7: 6,354,020 km (0.076 R)
• M8: 7,707,881 km (0.077 R)
• M9: 9,680,628 km (0.112 R)
• M10: 10,500,275 km (0.045 R)
• M11: 15,917,513 km (0.095 R)
• M12: 18,525,153 km (0.119 R)
• M13: 30,933,848 km (0.063 R)
• M14: 31,322,054 km (0.059 R)
• M15: 35,067,536 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.5

Radius: 4.4

Gravity: 22.6 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.43 AU - 7.53 AU

Year: 11386 Days

Day: 20.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,422,826 km

• M1: 57,446 km (0.073 R)
• M2: 218,862 km (0.096 R)
• M3: 707,748 km (0.078 R)
• M4: 1,406,968 km (0.09 R)
• M5: 1,998,777 km (0.104 R)
• M6: 2,425,430 km (0.082 R)
• M7: 2,600,310 km (0.107 R)
• M8: 2,783,418 km (0.075 R)
• M9: 3,153,074 km (0.1 R)
• M10: 3,409,186 km (0.12 R)
• M11: 3,604,112 km (0.11 R)
• M12: 4,692,436 km (0.117 R)
• M13: 6,053,328 km (0.078 R)
• M14: 7,016,290 km (0.076 R)
• M15: 8,380,174 km (0.118 R)
• M16: 8,556,699 km (0.118 R)
• M17: 10,820,863 km (0.096 R)
• M18: 11,729,371 km (0.118 R)
• M19: 12,862,126 km (0.117 R)
• M20: 14,567,691 km (0.043 R)
• M21: 14,887,382 km (0.071 R)
• M22: 15,740,389 km (0.076 R)
• M23: 16,349,701 km (0.092 R)
• M24: 17,905,070 km (0.079 R)
• M25: 19,172,463 km (0.074 R)
• M26: 19,867,196 km (0.064 R)
• M27: 20,339,476 km (0.109 R)
• M28: 21,635,592 km (0.101 R)
• M29: 23,681,493 km (0.076 R)
• M30: 26,039,454 km (0.067 R)
• M31: 29,454,474 km (0.078 R)
• M32: 34,043,688 km (0.097 R)
• M33: 36,215,101 km (0.095 R)
• M34: 36,448,773 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.7

Radius: 3.8

Gravity: 68.33 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.23 AU - 10.33 AU

Year: 16446 Days

Day: 23.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,422,826 km

• M1: 55,650 km (0.113 R)
• M2: 632,350 km (0.109 R)
• M3: 894,446 km (0.077 R)
• M4: 1,253,481 km (0.11 R)
• M5: 1,387,371 km (0.118 R)
• M6: 2,358,560 km (0.079 R)
• M7: 3,036,089 km (0.117 R)
• M8: 3,682,501 km (0.097 R)
• M9: 4,315,300 km (0.119 R)
• M10: 4,799,249 km (0.085 R)
• M11: 6,870,133 km (0.07 R)
• M12: 7,773,554 km (0.091 R)
• M13: 8,540,542 km (0.095 R)
• M14: 8,806,976 km (0.103 R)
• M15: 13,284,441 km (0.116 R)
• M16: 13,859,794 km (0.114 R)
• M17: 14,227,805 km (0.027 R)
• M18: 21,619,136 km (0.112 R)
• M19: 27,139,148 km (0.063 R)
• M20: 46,500,853 km (0.113 R)
• M21: 49,853,640 km (0.116 R)
• M22: 53,005,817 km (0.115 R)
• M23: 57,600,416 km (0.109 R)
• M24: 58,741,250 km (0.05 R)
• M25: 65,286,605 km (0.096 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 11,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit