🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249

Radius: 9.9

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.76 AU - 0.88 AU

Year: 522 Days

Day: 13 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,542,566 km

• M1: 123,119 km (0.078 R)
• M2: 519,553 km (0.085 R)
• M3: 1,153,848 km (0.062 R)
• M4: 1,726,509 km (0.063 R)
• M5: 2,774,891 km (0.095 R)
• M6: 3,284,272 km (0.068 R)
• M7: 4,292,860 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.6

Radius: 14.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.78 AU - 1.3 AU

Year: 746 Days

Day: 9 Hours

Environment

Temp: -169 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,542,566 km

• M1: 181,612 km (0.099 R)
• M2: 660,325 km (0.119 R)
• M3: 1,132,755 km (0.077 R)
• M4: 1,662,780 km (0.094 R)
• M5: 2,716,099 km (0.102 R)
• M6: 3,196,906 km (0.116 R)
• M7: 4,132,192 km (0.119 R)
• M8: 4,995,821 km (0.109 R)
• M9: 7,083,010 km (0.083 R)
• M10: 7,627,098 km (0.113 R)
• M11: 8,223,395 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.6

Radius: 13.7

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.22 AU - 1.88 AU

Year: 1356 Days

Day: 7.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,542,566 km

• M1: 170,392 km (0.075 R)
• M2: 612,005 km (0.096 R)
• M3: 1,047,335 km (0.059 R)
• M4: 2,002,218 km (0.089 R)
• M5: 3,029,058 km (0.101 R)
• M6: 3,557,288 km (0.085 R)
• M7: 6,082,799 km (0.094 R)
• M8: 6,679,994 km (0.097 R)
• M9: 7,826,362 km (0.094 R)
• M10: 8,592,303 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.7

Radius: 9.4

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.59 AU - 2.17 AU

Year: 1812 Days

Day: 6.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,542,566 km

• M1: 116,986 km (0.074 R)
• M2: 596,297 km (0.108 R)
• M3: 1,125,275 km (0.107 R)
• M4: 1,694,794 km (0.092 R)
• M5: 2,645,190 km (0.088 R)
• M6: 3,292,948 km (0.036 R)
• M7: 4,209,534 km (0.038 R)
• M8: 4,596,694 km (0.092 R)
• M9: 5,623,534 km (0.119 R)
• M10: 6,615,966 km (0.111 R)
• M11: 7,113,678 km (0.069 R)
• M12: 8,543,385 km (0.064 R)
• M13: 8,975,872 km (0.078 R)
• M14: 9,553,470 km (0.114 R)
• M15: 10,361,897 km (0.104 R)
• M16: 10,676,650 km (0.088 R)
• M17: 11,251,854 km (0.107 R)
• M18: 12,464,046 km (0.072 R)
• M19: 13,061,390 km (0.117 R)
• M20: 13,511,530 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 11.9

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.31 AU - 3.79 AU

Year: 4702 Days

Day: 5.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,542,566 km

• M1: 149,448 km (0.108 R)
• M2: 592,557 km (0.047 R)
• M3: 1,389,315 km (0.093 R)
• M4: 2,097,213 km (0.11 R)
• M5: 2,687,975 km (0.09 R)
• M6: 3,090,393 km (0.094 R)
• M7: 4,087,463 km (0.099 R)
• M8: 4,776,959 km (0.11 R)
• M9: 5,343,636 km (0.111 R)
• M10: 5,894,754 km (0.072 R)
• M11: 6,579,913 km (0.109 R)
• M12: 9,486,151 km (0.114 R)
• M13: 11,763,030 km (0.089 R)
• M14: 14,826,645 km (0.086 R)
• M15: 15,799,929 km (0.098 R)
• M16: 16,693,477 km (0.099 R)
• M17: 18,128,719 km (0.056 R)
• M18: 19,712,511 km (0.115 R)
• M19: 20,329,603 km (0.105 R)
• M20: 22,111,313 km (0.099 R)
• M21: 24,150,332 km (0.051 R)
• M22: 26,476,729 km (0.12 R)
• M23: 28,252,156 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517

Radius: 14.4

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.09 AU - 5.91 AU

Year: 7859 Days

Day: 7.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,542,566 km

• M1: 181,163 km (0.103 R)
• M2: 671,395 km (0.035 R)
• M3: 1,671,607 km (0.026 R)
• M4: 3,416,516 km (0.086 R)
• M5: 4,243,942 km (0.101 R)
• M6: 4,970,838 km (0.097 R)
• M7: 6,850,086 km (0.112 R)
• M8: 7,358,420 km (0.065 R)
• M9: 8,993,974 km (0.098 R)
• M10: 10,620,402 km (0.111 R)
• M11: 14,099,599 km (0.114 R)
• M12: 14,745,563 km (0.093 R)
• M13: 15,411,273 km (0.119 R)
• M14: 16,097,030 km (0.072 R)
• M15: 17,064,629 km (0.082 R)
• M16: 20,201,547 km (0.104 R)
• M17: 23,869,088 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.4

Radius: 12.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4 AU - 6.1 AU

Year: 7977 Days

Day: 11.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,542,566 km

• M1: 159,621 km (0.108 R)
• M2: 777,311 km (0.102 R)
• M3: 1,199,625 km (0.093 R)
• M4: 1,867,281 km (0.082 R)
• M5: 3,161,901 km (0.085 R)
• M6: 3,588,105 km (0.119 R)
• M7: 4,078,337 km (0.11 R)
• M8: 4,985,947 km (0.115 R)
• M9: 5,441,024 km (0.117 R)
• M10: 6,719,936 km (0.118 R)
• M11: 7,125,197 km (0.068 R)
• M12: 7,823,969 km (0.073 R)
• M13: 12,077,784 km (0.058 R)
• M14: 12,902,667 km (0.104 R)
• M15: 14,060,405 km (0.082 R)
• M16: 18,517,972 km (0.1 R)
• M17: 20,987,684 km (0.069 R)
• M18: 30,801,154 km (0.114 R)
• M19: 34,579,249 km (0.11 R)
• M20: 36,692,767 km (0.088 R)
• M21: 37,377,776 km (0.11 R)
• M22: 39,962,528 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.8

Radius: 4.6

Gravity: 24.42 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.62 AU - 6.42 AU

Year: 10383 Days

Day: 24.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,542,566 km

• M1: 59,540 km (0.106 R)
• M2: 300,841 km (0.049 R)
• M3: 476,918 km (0.111 R)
• M4: 1,973,046 km (0.11 R)
• M5: 2,230,055 km (0.113 R)
• M6: 2,489,757 km (0.1 R)
• M7: 2,960,093 km (0.115 R)
• M8: 4,075,046 km (0.067 R)
• M9: 4,434,978 km (0.084 R)
• M10: 4,876,442 km (0.106 R)
• M11: 5,092,162 km (0.046 R)
• M12: 7,132,527 km (0.057 R)
• M13: 7,696,212 km (0.066 R)
• M14: 8,463,799 km (0.058 R)
• M15: 8,685,802 km (0.116 R)
• M16: 11,881,212 km (0.098 R)
• M17: 12,385,357 km (0.088 R)
• M18: 12,787,327 km (0.114 R)
• M19: 13,257,363 km (0.11 R)
• M20: 15,318,373 km (0.088 R)
• M21: 15,515,693 km (0.085 R)
• M22: 16,390,541 km (0.102 R)
• M23: 17,511,777 km (0.079 R)
• M24: 17,872,458 km (0.102 R)
• M25: 21,507,985 km (0.115 R)
• M26: 26,731,494 km (0.106 R)
• M27: 27,113,567 km (0.097 R)
• M28: 28,380,062 km (0.086 R)
• M29: 32,740,990 km (0.098 R)
• M30: 35,768,103 km (0.11 R)
• M31: 40,713,509 km (0.118 R)
• M32: 42,891,206 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.2

Radius: 4.1

Gravity: 48.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.27 AU - 7.61 AU

Year: 11488 Days

Day: 16 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,542,566 km

• M1: 51,013 km (0.08 R)
• M2: 217,067 km (0.067 R)
• M3: 800,797 km (0.072 R)
• M4: 1,039,855 km (0.056 R)
• M5: 1,338,602 km (0.076 R)
• M6: 1,537,717 km (0.096 R)
• M7: 2,315,177 km (0.069 R)
• M8: 2,581,610 km (0.064 R)
• M9: 3,151,429 km (0.114 R)
• M10: 3,610,694 km (0.095 R)
• M11: 4,084,022 km (0.114 R)
• M12: 4,629,157 km (0.063 R)
• M13: 5,119,389 km (0.062 R)
• M14: 5,290,230 km (0.054 R)
• M15: 5,500,115 km (0.101 R)
• M16: 6,163,731 km (0.083 R)
• M17: 7,429,030 km (0.04 R)
• M18: 12,490,225 km (0.117 R)
• M19: 13,178,824 km (0.119 R)
• M20: 15,609,341 km (0.092 R)
• M21: 15,824,463 km (0.11 R)
• M22: 16,481,497 km (0.078 R)
• M23: 16,704,547 km (0.048 R)
• M24: 18,803,405 km (0.078 R)
• M25: 19,957,852 km (0.114 R)
• M26: 23,049,442 km (0.119 R)
• M27: 23,703,783 km (0.056 R)
• M28: 26,853,566 km (0.059 R)
• M29: 28,315,287 km (0.113 R)
• M30: 31,853,725 km (0.112 R)
• M31: 33,371,545 km (0.101 R)
• M32: 33,609,256 km (0.087 R)
• M33: 36,048,898 km (0.07 R)
• M34: 43,079,549 km (0.086 R)
• M35: 44,071,383 km (0.03 R)
• M36: 44,644,941 km (0.102 R)
• M37: 48,494,843 km (0.068 R)

Asteroid Belt

Center: 8.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.7

Radius: 3.5

Gravity: 77.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.57 AU - 11.13 AU

Year: 21730 Days

Day: 18.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,542,566 km

• M1: 47,423 km (0.103 R)
• M2: 226,790 km (0.115 R)
• M3: 376,837 km (0.091 R)
• M4: 556,803 km (0.078 R)
• M5: 1,146,668 km (0.114 R)
• M6: 1,458,729 km (0.099 R)
• M7: 3,172,971 km (0.113 R)
• M8: 3,378,219 km (0.061 R)
• M9: 3,592,294 km (0.055 R)
• M10: 5,271,231 km (0.074 R)
• M11: 5,643,580 km (0.086 R)
• M12: 6,033,133 km (0.094 R)
• M13: 7,824,417 km (0.083 R)
• M14: 10,898,654 km (0.108 R)
• M15: 11,915,620 km (0.103 R)
• M16: 13,292,668 km (0.072 R)
• M17: 13,902,878 km (0.091 R)
• M18: 14,214,790 km (0.111 R)
• M19: 18,238,524 km (0.099 R)
• M20: 18,706,615 km (0.092 R)
• M21: 19,086,744 km (0.099 R)
• M22: 20,158,911 km (0.039 R)
• M23: 30,479,369 km (0.107 R)
• M24: 34,290,974 km (0.068 R)
• M25: 34,432,643 km (0.063 R)
• M26: 43,835,766 km (0.1 R)
• M27: 49,030,253 km (0.116 R)
• M28: 51,217,973 km (0.078 R)
• M29: 52,335,768 km (0.119 R)
• M30: 60,619,750 km (0.119 R)
• M31: 69,962,885 km (0.076 R)
• M32: 79,226,584 km (0.078 R)
• M33: 87,147,791 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 15,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit