🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 9.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.26 AU - 1.86 AU

Year: 1278 Days

Day: 12.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,319,003 km

• M1: 123,717 km (0.079 R)
• M2: 665,860 km (0.079 R)
• M3: 1,069,026 km (0.084 R)
• M4: 1,549,984 km (0.106 R)
• M5: 2,676,156 km (0.082 R)
• M6: 2,986,871 km (0.073 R)
• M7: 4,355,692 km (0.025 R)
• M8: 4,955,579 km (0.074 R)
• M9: 6,240,774 km (0.058 R)
• M10: 6,918,303 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499

Radius: 12.5

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.66 AU - 1.72 AU

Year: 1441 Days

Day: 7.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,319,003 km

• M1: 155,432 km (0.062 R)
• M2: 549,772 km (0.074 R)
• M3: 1,016,069 km (0.09 R)
• M4: 1,557,463 km (0.039 R)
• M5: 2,166,476 km (0.064 R)
• M6: 3,081,118 km (0.088 R)
• M7: 3,504,031 km (0.081 R)
• M8: 4,100,328 km (0.1 R)
• M9: 4,504,392 km (0.055 R)
• M10: 5,414,246 km (0.116 R)
• M11: 6,845,599 km (0.11 R)
• M12: 7,913,428 km (0.071 R)
• M13: 8,571,808 km (0.05 R)
• M14: 11,508,265 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.2

Radius: 9.9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.78 AU - 2.44 AU

Year: 2011 Days

Day: 11.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,319,003 km

• M1: 123,119 km (0.079 R)
• M2: 435,031 km (0.046 R)
• M3: 902,973 km (0.045 R)
• M4: 1,245,103 km (0.115 R)
• M5: 1,617,452 km (0.081 R)
• M6: 2,030,492 km (0.088 R)
• M7: 2,385,936 km (0.103 R)
• M8: 2,754,994 km (0.06 R)
• M9: 3,192,867 km (0.089 R)
• M10: 3,848,555 km (0.119 R)
• M11: 4,435,876 km (0.111 R)
• M12: 4,751,228 km (0.119 R)
• M13: 5,081,690 km (0.071 R)
• M14: 6,386,333 km (0.058 R)
• M15: 6,945,380 km (0.109 R)
• M16: 8,074,096 km (0.099 R)
• M17: 8,456,468 km (0.113 R)
• M18: 8,912,592 km (0.094 R)
• M19: 10,726,915 km (0.066 R)
• M20: 12,501,146 km (0.072 R)
• M21: 13,870,864 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 9.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.04 AU - 2.52 AU

Year: 2258 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,319,003 km

• M1: 114,442 km (0.057 R)
• M2: 410,796 km (0.119 R)
• M3: 811,269 km (0.082 R)
• M4: 1,164,919 km (0.116 R)
• M5: 1,495,081 km (0.077 R)
• M6: 1,796,072 km (0.091 R)
• M7: 2,183,531 km (0.059 R)
• M8: 2,535,834 km (0.071 R)
• M9: 3,143,201 km (0.119 R)
• M10: 3,545,918 km (0.089 R)
• M11: 3,947,888 km (0.114 R)
• M12: 5,128,963 km (0.029 R)
• M13: 8,373,142 km (0.113 R)
• M14: 8,785,584 km (0.103 R)
• M15: 9,119,037 km (0.109 R)
• M16: 9,779,213 km (0.105 R)
• M17: 10,170,411 km (0.106 R)
• M18: 10,708,515 km (0.093 R)
• M19: 11,479,093 km (0.112 R)
• M20: 12,099,476 km (0.058 R)
• M21: 13,327,824 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.9

Radius: 14.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.56 AU - 5.76 AU

Year: 6599 Days

Day: 7.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,319,003 km

• M1: 180,864 km (0.066 R)
• M2: 1,092,812 km (0.081 R)
• M3: 1,767,349 km (0.094 R)
• M4: 2,488,112 km (0.109 R)
• M5: 3,287,862 km (0.065 R)
• M6: 5,718,528 km (0.089 R)
• M7: 7,077,924 km (0.082 R)
• M8: 8,600,232 km (0.117 R)
• M9: 10,625,039 km (0.093 R)
• M10: 11,075,478 km (0.083 R)
• M11: 12,230,972 km (0.087 R)
• M12: 12,782,091 km (0.083 R)
• M13: 14,967,117 km (0.108 R)
• M14: 16,378,723 km (0.086 R)
• M15: 18,444,520 km (0.074 R)
• M16: 20,447,785 km (0.057 R)
• M17: 20,911,987 km (0.083 R)
• M18: 22,346,930 km (0.081 R)
• M19: 25,501,351 km (0.11 R)
• M20: 27,138,550 km (0.057 R)
• M21: 31,026,150 km (0.115 R)
• M22: 33,209,082 km (0.098 R)
• M23: 38,462,510 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.1

Radius: 6.8

Gravity: 20.31 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.83 AU - 7.83 AU

Year: 13019 Days

Day: 16.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,319,003 km

• M1: 84,523 km (0.117 R)
• M2: 298,597 km (0.085 R)
• M3: 622,776 km (0.075 R)
• M4: 896,989 km (0.097 R)
• M5: 2,066,246 km (0.072 R)
• M6: 4,051,709 km (0.1 R)
• M7: 6,096,263 km (0.106 R)
• M8: 7,317,729 km (0.096 R)
• M9: 10,806,651 km (0.08 R)
• M10: 13,916,940 km (0.091 R)
• M11: 14,617,657 km (0.085 R)
• M12: 15,268,407 km (0.092 R)
• M13: 16,318,585 km (0.047 R)
• M14: 19,583,708 km (0.102 R)
• M15: 25,156,827 km (0.057 R)
• M16: 25,672,640 km (0.11 R)
• M17: 26,195,634 km (0.114 R)
• M18: 26,512,782 km (0.099 R)
• M19: 28,247,519 km (0.094 R)
• M20: 32,790,656 km (0.12 R)
• M21: 33,035,997 km (0.089 R)
• M22: 35,427,618 km (0.109 R)
• M23: 49,455,261 km (0.101 R)
• M24: 50,754,369 km (0.115 R)
• M25: 53,930,780 km (0.054 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.6

Radius: 7.2

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.23 AU - 9.01 AU

Year: 15179 Days

Day: 22.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,319,003 km

• M1: 89,759 km (0.087 R)
• M2: 325,675 km (0.039 R)
• M3: 766,988 km (0.064 R)
• M4: 1,042,398 km (0.08 R)
• M5: 1,780,663 km (0.074 R)
• M6: 3,071,992 km (0.097 R)
• M7: 4,016,553 km (0.061 R)
• M8: 4,689,295 km (0.081 R)
• M9: 5,434,741 km (0.086 R)
• M10: 5,777,470 km (0.035 R)
• M11: 12,086,910 km (0.115 R)
• M12: 15,651,528 km (0.104 R)
• M13: 16,820,186 km (0.072 R)
• M14: 17,384,918 km (0.108 R)
• M15: 20,309,706 km (0.113 R)
• M16: 21,228,686 km (0.094 R)
• M17: 22,175,042 km (0.11 R)
• M18: 27,553,983 km (0.094 R)
• M19: 30,543,397 km (0.051 R)
• M20: 31,626,635 km (0.107 R)
• M21: 35,422,532 km (0.103 R)
• M22: 36,887,095 km (0.108 R)
• M23: 41,522,684 km (0.067 R)
• M24: 45,592,943 km (0.051 R)
• M25: 50,584,874 km (0.096 R)
• M26: 53,471,216 km (0.111 R)
• M27: 55,751,237 km (0.074 R)
• M28: 59,569,872 km (0.104 R)
• M29: 64,143,378 km (0.061 R)
• M30: 64,730,999 km (0.073 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 19,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit