🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.9

Radius: 11.9

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.48 AU - 0.6 AU

Year: 279 Days

Day: 13 Hours

Environment

Temp: -147 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,304,363 km

• M1: 148,102 km (0.072 R)
• M2: 535,860 km (0.108 R)
• M3: 997,967 km (0.082 R)
• M4: 1,853,368 km (0.035 R)
• M5: 2,261,022 km (0.107 R)
• M6: 3,056,584 km (0.118 R)
• M7: 3,631,788 km (0.062 R)
• M8: 4,316,198 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.4

Radius: 8.3

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.71 AU - 1.03 AU

Year: 570 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,304,363 km

• M1: 103,223 km (0.084 R)
• M2: 426,055 km (0.092 R)
• M3: 800,199 km (0.075 R)
• M4: 1,076,506 km (0.08 R)
• M5: 1,369,419 km (0.074 R)
• M6: 1,871,619 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.4

Radius: 10.5

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.06 AU - 2.62 AU

Year: 2516 Days

Day: 11.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,304,363 km

• M1: 132,095 km (0.096 R)
• M2: 490,681 km (0.092 R)
• M3: 928,105 km (0.06 R)
• M4: 1,267,244 km (0.046 R)
• M5: 1,657,844 km (0.096 R)
• M6: 2,063,703 km (0.072 R)
• M7: 2,565,753 km (0.073 R)
• M8: 2,994,650 km (0.087 R)
• M9: 3,660,062 km (0.097 R)
• M10: 4,531,918 km (0.119 R)
• M11: 4,922,069 km (0.099 R)
• M12: 5,260,160 km (0.103 R)
• M13: 6,201,879 km (0.11 R)
• M14: 7,563,968 km (0.108 R)
• M15: 8,114,787 km (0.116 R)
• M16: 9,333,112 km (0.095 R)
• M17: 9,891,112 km (0.067 R)
• M18: 11,404,594 km (0.106 R)
• M19: 12,525,381 km (0.117 R)
• M20: 13,671,001 km (0.062 R)
• M21: 17,194,181 km (0.099 R)
• M22: 17,806,784 km (0.105 R)
• M23: 20,096,978 km (0.103 R)
• M24: 21,090,906 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.1

Radius: 13

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.21 AU - 3.63 AU

Year: 3507 Days

Day: 9.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,304,363 km

• M1: 161,715 km (0.09 R)
• M2: 600,037 km (0.108 R)
• M3: 1,135,149 km (0.109 R)
• M4: 2,103,645 km (0.112 R)
• M5: 2,941,693 km (0.077 R)
• M6: 3,364,307 km (0.097 R)
• M7: 4,737,166 km (0.099 R)
• M8: 6,101,948 km (0.115 R)
• M9: 8,808,921 km (0.114 R)
• M10: 10,426,523 km (0.1 R)
• M11: 11,193,361 km (0.086 R)
• M12: 15,981,541 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.1

Radius: 14.3

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.56 AU - 6.18 AU

Year: 8747 Days

Day: 6.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,304,363 km

• M1: 182,809 km (0.102 R)
• M2: 728,542 km (0.114 R)
• M3: 1,573,171 km (0.033 R)
• M4: 2,152,713 km (0.09 R)
• M5: 2,816,030 km (0.095 R)
• M6: 3,636,126 km (0.079 R)
• M7: 6,340,855 km (0.099 R)
• M8: 10,895,811 km (0.066 R)
• M9: 16,878,529 km (0.042 R)
• M10: 17,542,894 km (0.096 R)
• M11: 26,401,481 km (0.119 R)
• M12: 28,867,004 km (0.085 R)
• M13: 29,626,063 km (0.071 R)
• M14: 32,898,965 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.9

Radius: 3.6

Gravity: 54.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.01 AU - 7.75 AU

Year: 11328 Days

Day: 23.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,304,363 km

• M1: 44,730 km (0.042 R)
• M2: 225,444 km (0.085 R)
• M3: 382,522 km (0.101 R)
• M4: 517,160 km (0.117 R)
• M5: 634,744 km (0.097 R)
• M6: 1,654,403 km (0.117 R)
• M7: 1,797,269 km (0.095 R)
• M8: 2,276,132 km (0.07 R)
• M9: 2,857,469 km (0.111 R)
• M10: 3,480,394 km (0.106 R)
• M11: 3,769,418 km (0.057 R)
• M12: 4,485,842 km (0.108 R)
• M13: 4,859,986 km (0.08 R)
• M14: 5,220,966 km (0.076 R)
• M15: 5,886,227 km (0.097 R)
• M16: 6,685,230 km (0.112 R)
• M17: 7,382,954 km (0.078 R)
• M18: 11,046,157 km (0.102 R)
• M19: 11,611,188 km (0.118 R)
• M20: 12,135,978 km (0.094 R)
• M21: 12,254,758 km (0.082 R)
• M22: 15,903,151 km (0.03 R)
• M23: 16,990,578 km (0.077 R)
• M24: 21,315,602 km (0.052 R)
• M25: 22,278,414 km (0.05 R)
• M26: 22,635,504 km (0.051 R)
• M27: 27,632,223 km (0.095 R)
• M28: 28,565,564 km (0.114 R)
• M29: 30,494,928 km (0.057 R)
• M30: 31,828,293 km (0.117 R)
• M31: 32,395,120 km (0.107 R)
• M32: 33,316,044 km (0.05 R)
• M33: 33,900,523 km (0.079 R)
• M34: 37,551,010 km (0.098 R)
• M35: 39,081,696 km (0.119 R)
• M36: 48,547,651 km (0.101 R)
• M37: 49,752,661 km (0.102 R)
• M38: 50,669,397 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.1

Radius: 6.1

Gravity: 13.65 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.75 AU - 9.57 AU

Year: 16385 Days

Day: 21.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,304,363 km

• M1: 75,846 km (0.079 R)
• M2: 404,213 km (0.102 R)
• M3: 743,801 km (0.064 R)
• M4: 1,146,668 km (0.075 R)
• M5: 1,383,930 km (0.096 R)
• M6: 3,406,942 km (0.09 R)
• M7: 3,901,662 km (0.076 R)
• M8: 4,411,791 km (0.078 R)
• M9: 5,862,142 km (0.038 R)
• M10: 7,425,141 km (0.109 R)
• M11: 8,159,666 km (0.068 R)
• M12: 8,447,193 km (0.051 R)
• M13: 8,642,568 km (0.068 R)
• M14: 9,987,453 km (0.047 R)
• M15: 12,010,465 km (0.092 R)
• M16: 15,207,671 km (0.095 R)
• M17: 15,938,456 km (0.061 R)
• M18: 17,156,333 km (0.072 R)
• M19: 17,708,050 km (0.105 R)
• M20: 17,948,154 km (0.083 R)
• M21: 21,906,663 km (0.05 R)
• M22: 22,183,419 km (0.11 R)
• M23: 22,838,209 km (0.025 R)
• M24: 23,505,715 km (0.058 R)
• M25: 24,383,107 km (0.106 R)
• M26: 25,688,647 km (0.091 R)
• M27: 25,996,370 km (0.03 R)
• M28: 29,545,879 km (0.034 R)
• M29: 32,321,368 km (0.107 R)
• M30: 32,800,380 km (0.072 R)
• M31: 38,518,310 km (0.095 R)
• M32: 42,107,163 km (0.118 R)
• M33: 46,366,065 km (0.092 R)
• M34: 47,128,116 km (0.068 R)
• M35: 51,877,550 km (0.039 R)
• M36: 54,367,606 km (0.081 R)
• M37: 55,385,470 km (0.091 R)
• M38: 59,226,695 km (0.03 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 19,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit