🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.9

Radius: 10.6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.59 AU - 0.65 AU

Year: 343 Days

Day: 7.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 36,477,291 km

• M1: 131,796 km (0.101 R)
• M2: 855,849 km (0.114 R)
• M3: 1,288,187 km (0.055 R)
• M4: 1,846,038 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.1

Radius: 10.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.6 AU - 0.81 AU

Year: 412 Days

Day: 5.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 117.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,477,291 km

• M1: 134,339 km (0.116 R)
• M2: 489,335 km (0.114 R)
• M3: 880,234 km (0.08 R)
• M4: 1,228,199 km (0.068 R)
• M5: 1,656,647 km (0.098 R)
• M6: 2,434,705 km (0.096 R)
• M7: 3,089,046 km (0.115 R)
• M8: 3,832,249 km (0.061 R)
• M9: 4,634,243 km (0.098 R)
• M10: 5,112,956 km (0.106 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.4

Radius: 3.8

Gravity: 59.93 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.87 AU - 7.33 AU

Year: 10590 Days

Day: 23.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 36,477,291 km

• M1: 47,423 km (0.114 R)
• M2: 293,361 km (0.043 R)
• M3: 464,801 km (0.098 R)
• M4: 1,400,236 km (0.104 R)
• M5: 2,620,057 km (0.045 R)
• M6: 3,387,494 km (0.046 R)
• M7: 3,947,589 km (0.117 R)
• M8: 4,205,645 km (0.045 R)
• M9: 4,660,572 km (0.1 R)
• M10: 5,560,852 km (0.111 R)
• M11: 5,885,031 km (0.044 R)
• M12: 6,453,353 km (0.105 R)
• M13: 7,057,280 km (0.045 R)
• M14: 8,100,725 km (0.1 R)
• M15: 12,017,795 km (0.055 R)
• M16: 12,136,726 km (0.06 R)
• M17: 13,242,553 km (0.069 R)
• M18: 13,885,076 km (0.036 R)
• M19: 14,081,797 km (0.101 R)
• M20: 16,152,830 km (0.06 R)
• M21: 17,717,474 km (0.106 R)
• M22: 20,207,830 km (0.116 R)
• M23: 22,021,255 km (0.095 R)
• M24: 22,199,426 km (0.06 R)
• M25: 22,558,611 km (0.097 R)
• M26: 24,318,031 km (0.077 R)
• M27: 25,377,184 km (0.064 R)
• M28: 29,813,659 km (0.106 R)
• M29: 32,156,661 km (0.078 R)
• M30: 32,847,952 km (0.103 R)
• M31: 34,619,640 km (0.095 R)
• M32: 35,835,422 km (0.052 R)
• M33: 38,351,808 km (0.115 R)
• M34: 41,932,433 km (0.075 R)
• M35: 46,749,933 km (0.12 R)
• M36: 48,233,944 km (0.117 R)
• M37: 48,987,618 km (0.084 R)
• M38: 49,139,310 km (0.081 R)
• M39: 50,828,420 km (0.088 R)
• M40: 51,608,872 km (0.076 R)
• M41: 53,514,450 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.4

Radius: 4.9

Gravity: 28.09 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.92 AU - 7.92 AU

Year: 11434 Days

Day: 15.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 36,477,291 km

• M1: 60,886 km (0.118 R)
• M2: 226,342 km (0.083 R)
• M3: 571,314 km (0.109 R)
• M4: 728,242 km (0.074 R)
• M5: 894,446 km (0.094 R)
• M6: 1,509,742 km (0.119 R)
• M7: 2,071,931 km (0.059 R)
• M8: 2,410,770 km (0.081 R)
• M9: 2,635,316 km (0.07 R)
• M10: 3,150,232 km (0.083 R)
• M11: 3,624,158 km (0.048 R)
• M12: 3,864,562 km (0.113 R)
• M13: 4,144,160 km (0.108 R)
• M14: 5,820,554 km (0.118 R)
• M15: 6,454,550 km (0.09 R)
• M16: 7,050,996 km (0.077 R)
• M17: 7,299,628 km (0.111 R)
• M18: 7,640,262 km (0.106 R)
• M19: 8,307,319 km (0.047 R)
• M20: 10,487,559 km (0.117 R)
• M21: 11,031,497 km (0.089 R)
• M22: 12,116,231 km (0.113 R)
• M23: 12,293,803 km (0.109 R)
• M24: 14,036,020 km (0.052 R)
• M25: 14,231,993 km (0.079 R)
• M26: 16,292,704 km (0.086 R)
• M27: 16,727,436 km (0.026 R)
• M28: 18,701,080 km (0.116 R)
• M29: 18,938,342 km (0.107 R)
• M30: 22,120,439 km (0.062 R)
• M31: 25,254,215 km (0.104 R)
• M32: 27,738,587 km (0.093 R)
• M33: 27,944,134 km (0.079 R)
• M34: 28,987,131 km (0.062 R)
• M35: 29,411,390 km (0.061 R)
• M36: 29,839,838 km (0.087 R)
• M37: 30,381,383 km (0.116 R)
• M38: 32,726,928 km (0.047 R)
• M39: 36,405,988 km (0.086 R)
• M40: 37,024,127 km (0.097 R)
• M41: 39,827,142 km (0.036 R)
• M42: 46,138,377 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.6

Radius: 3.1

Gravity: 16.61 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.19 AU - 7.29 AU

Year: 12300 Days

Day: 19.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,477,291 km

• M1: 38,596 km (0.109 R)
• M2: 166,951 km (0.075 R)
• M3: 560,693 km (0.096 R)
• M4: 2,268,652 km (0.11 R)
• M5: 2,765,317 km (0.105 R)
• M6: 4,498,558 km (0.096 R)
• M7: 5,016,914 km (0.102 R)
• M8: 6,236,286 km (0.114 R)
• M9: 6,468,163 km (0.115 R)
• M10: 8,256,007 km (0.084 R)
• M11: 10,486,362 km (0.084 R)
• M12: 14,478,680 km (0.12 R)
• M13: 16,650,393 km (0.08 R)
• M14: 17,945,910 km (0.103 R)
• M15: 23,008,003 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.1

Radius: 5.3

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.83 AU - 12.17 AU

Year: 22228 Days

Day: 18.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,477,291 km

• M1: 83,924 km (0.114 R)
• M2: 267,780 km (0.075 R)
• M3: 438,023 km (0.097 R)
• M4: 607,966 km (0.091 R)
• M5: 1,793,230 km (0.069 R)
• M6: 2,649,528 km (0.116 R)
• M7: 10,486,512 km (0.109 R)
• M8: 11,616,125 km (0.12 R)
• M9: 14,230,497 km (0.069 R)
• M10: 15,061,214 km (0.111 R)
• M11: 16,112,738 km (0.103 R)
• M12: 21,956,928 km (0.079 R)
• M13: 25,390,199 km (0.087 R)
• M14: 27,414,109 km (0.116 R)
• M15: 28,790,409 km (0.117 R)
• M16: 29,448,191 km (0.045 R)
• M17: 32,786,318 km (0.088 R)
• M18: 33,918,026 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 13,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit