🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.6

Radius: 12.3

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.98 AU - 1.26 AU

Year: 754 Days

Day: 13.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,495,708 km

• M1: 153,637 km (0.093 R)
• M2: 545,284 km (0.05 R)
• M3: 962,363 km (0.054 R)
• M4: 1,408,314 km (0.119 R)
• M5: 1,824,645 km (0.034 R)
• M6: 2,263,266 km (0.111 R)
• M7: 2,795,835 km (0.074 R)
• M8: 3,451,821 km (0.101 R)
• M9: 3,994,263 km (0.035 R)
• M10: 4,760,503 km (0.073 R)
• M11: 5,269,286 km (0.052 R)
• M12: 5,775,675 km (0.09 R)
• M13: 6,627,784 km (0.113 R)
• M14: 7,331,941 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162

Radius: 13.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.53 AU - 1.61 AU

Year: 1251 Days

Day: 8.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,495,708 km

• M1: 170,392 km (0.085 R)
• M2: 600,037 km (0.106 R)
• M3: 1,136,794 km (0.109 R)
• M4: 1,766,452 km (0.104 R)
• M5: 2,281,368 km (0.073 R)
• M6: 3,201,694 km (0.115 R)
• M7: 3,934,873 km (0.085 R)
• M8: 4,417,625 km (0.118 R)
• M9: 4,956,477 km (0.051 R)
• M10: 5,977,781 km (0.067 R)
• M11: 7,156,014 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.4

Radius: 12.1

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.82 AU - 2.2 AU

Year: 1812 Days

Day: 12.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,495,708 km

• M1: 160,967 km (0.12 R)
• M2: 673,041 km (0.082 R)
• M3: 1,101,190 km (0.1 R)
• M4: 1,757,476 km (0.118 R)
• M5: 2,510,551 km (0.11 R)
• M6: 3,519,290 km (0.03 R)
• M7: 4,116,784 km (0.052 R)
• M8: 5,172,795 km (0.043 R)
• M9: 7,964,441 km (0.076 R)
• M10: 8,454,673 km (0.079 R)
• M11: 11,139,207 km (0.106 R)
• M12: 12,798,696 km (0.113 R)
• M13: 14,125,330 km (0.075 R)
• M14: 14,572,179 km (0.087 R)
• M15: 16,308,561 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.4

Radius: 14.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.07 AU - 2.23 AU

Year: 2004 Days

Day: 11 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,495,708 km

• M1: 175,329 km (0.106 R)
• M2: 822,339 km (0.093 R)
• M3: 1,367,025 km (0.118 R)
• M4: 2,536,432 km (0.088 R)
• M5: 3,277,241 km (0.073 R)
• M6: 3,717,357 km (0.08 R)
• M7: 4,255,162 km (0.054 R)
• M8: 5,126,869 km (0.037 R)
• M9: 7,003,873 km (0.063 R)
• M10: 8,718,714 km (0.092 R)
• M11: 9,538,659 km (0.077 R)
• M12: 10,019,916 km (0.119 R)
• M13: 11,143,545 km (0.111 R)
• M14: 11,951,523 km (0.099 R)
• M15: 12,674,680 km (0.061 R)
• M16: 15,298,327 km (0.1 R)
• M17: 15,863,657 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.2

Radius: 11.5

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.85 AU - 2.65 AU

Year: 2146 Days

Day: 11.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,495,708 km

• M1: 143,016 km (0.076 R)
• M2: 503,247 km (0.113 R)
• M3: 871,557 km (0.076 R)
• M4: 1,688,511 km (0.114 R)
• M5: 2,807,653 km (0.104 R)
• M6: 3,202,741 km (0.053 R)
• M7: 3,989,775 km (0.05 R)
• M8: 6,767,957 km (0.072 R)
• M9: 8,702,258 km (0.099 R)
• M10: 9,654,897 km (0.081 R)
• M11: 10,789,298 km (0.114 R)
• M12: 12,340,179 km (0.066 R)
• M13: 16,277,146 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.7

Radius: 13.6

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.28 AU - 2.56 AU

Year: 2394 Days

Day: 10.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,495,708 km

• M1: 172,187 km (0.088 R)
• M2: 754,721 km (0.092 R)
• M3: 1,326,036 km (0.089 R)
• M4: 2,075,970 km (0.107 R)
• M5: 2,580,114 km (0.111 R)
• M6: 3,081,118 km (0.077 R)
• M7: 4,796,407 km (0.108 R)
• M8: 5,310,874 km (0.12 R)
• M9: 5,994,536 km (0.112 R)
• M10: 6,931,169 km (0.116 R)
• M11: 7,435,014 km (0.114 R)
• M12: 8,017,399 km (0.036 R)
• M13: 10,494,141 km (0.101 R)
• M14: 11,434,214 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.2

Radius: 10.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.21 AU - 2.93 AU

Year: 2620 Days

Day: 12.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,495,708 km

• M1: 126,560 km (0.104 R)
• M2: 693,685 km (0.07 R)
• M3: 1,086,829 km (0.066 R)
• M4: 1,832,873 km (0.12 R)
• M5: 2,159,894 km (0.078 R)
• M6: 2,731,956 km (0.105 R)
• M7: 3,865,609 km (0.111 R)
• M8: 4,568,719 km (0.085 R)
• M9: 5,155,741 km (0.064 R)
• M10: 5,559,206 km (0.063 R)
• M11: 6,328,588 km (0.105 R)
• M12: 7,557,086 km (0.088 R)
• M13: 8,655,284 km (0.109 R)
• M14: 9,356,898 km (0.104 R)
• M15: 10,765,063 km (0.069 R)
• M16: 12,788,524 km (0.04 R)
• M17: 13,238,215 km (0.084 R)
• M18: 14,430,959 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.7

Radius: 14.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.83 AU - 4.27 AU

Year: 4253 Days

Day: 9.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,495,708 km

• M1: 179,218 km (0.084 R)
• M2: 635,941 km (0.053 R)
• M3: 1,165,367 km (0.076 R)
• M4: 1,666,670 km (0.101 R)
• M5: 2,344,498 km (0.118 R)
• M6: 4,821,240 km (0.094 R)
• M7: 5,884,582 km (0.115 R)
• M8: 6,487,760 km (0.062 R)
• M9: 7,608,398 km (0.081 R)
• M10: 10,663,935 km (0.116 R)
• M11: 11,563,467 km (0.058 R)
• M12: 12,031,858 km (0.115 R)
• M13: 14,192,649 km (0.119 R)
• M14: 15,225,622 km (0.116 R)
• M15: 17,258,957 km (0.054 R)
• M16: 18,435,843 km (0.092 R)
• M17: 19,336,722 km (0.104 R)
• M18: 20,064,964 km (0.109 R)
• M19: 21,366,017 km (0.119 R)
• M20: 22,941,731 km (0.07 R)
• M21: 24,211,667 km (0.108 R)
• M22: 24,825,168 km (0.089 R)
• M23: 25,370,602 km (0.107 R)
• M24: 27,054,775 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 11.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.83 AU - 4.11 AU

Year: 5029 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,495,708 km

• M1: 143,016 km (0.062 R)
• M2: 597,643 km (0.077 R)
• M3: 1,013,526 km (0.073 R)
• M4: 1,398,441 km (0.118 R)
• M5: 1,822,401 km (0.106 R)
• M6: 2,492,899 km (0.09 R)
• M7: 2,936,307 km (0.075 R)
• M8: 4,593,851 km (0.049 R)
• M9: 5,837,758 km (0.072 R)
• M10: 6,894,218 km (0.054 R)
• M11: 8,871,902 km (0.069 R)
• M12: 10,666,179 km (0.03 R)
• M13: 11,713,663 km (0.092 R)
• M14: 12,374,287 km (0.081 R)
• M15: 14,012,384 km (0.057 R)
• M16: 17,543,941 km (0.036 R)
• M17: 18,703,623 km (0.111 R)
• M18: 19,545,411 km (0.115 R)
• M19: 20,664,552 km (0.117 R)
• M20: 21,239,756 km (0.061 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.5

Radius: 3.2

Gravity: 81.49 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.37 AU - 11.39 AU

Year: 18266 Days

Day: 20 Hours

Environment

Temp: -239 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,495,708 km

• M1: 41,139 km (0.112 R)
• M2: 189,092 km (0.118 R)
• M3: 402,269 km (0.067 R)
• M4: 642,373 km (0.076 R)
• M5: 1,352,814 km (0.115 R)
• M6: 1,511,537 km (0.086 R)
• M7: 1,866,233 km (0.103 R)
• M8: 2,083,599 km (0.119 R)
• M9: 2,230,504 km (0.092 R)
• M10: 3,346,056 km (0.111 R)
• M11: 3,489,370 km (0.08 R)
• M12: 3,636,724 km (0.12 R)
• M13: 3,819,084 km (0.097 R)
• M14: 5,156,489 km (0.109 R)
• M15: 7,727,029 km (0.115 R)
• M16: 9,482,560 km (0.095 R)
• M17: 10,241,470 km (0.044 R)
• M18: 13,538,757 km (0.052 R)
• M19: 15,583,161 km (0.113 R)
• M20: 16,307,813 km (0.057 R)
• M21: 18,885,534 km (0.113 R)
• M22: 20,651,238 km (0.107 R)
• M23: 21,920,875 km (0.052 R)
• M24: 26,944,372 km (0.114 R)
• M25: 30,521,855 km (0.083 R)
• M26: 30,771,085 km (0.101 R)
• M27: 34,403,322 km (0.11 R)
• M28: 38,892,305 km (0.112 R)
• M29: 39,775,381 km (0.049 R)
• M30: 41,124,754 km (0.081 R)
• M31: 48,670,022 km (0.079 R)
• M32: 53,938,859 km (0.061 R)
• M33: 54,852,303 km (0.108 R)
• M34: 58,035,447 km (0.067 R)
• M35: 60,354,962 km (0.1 R)
• M36: 62,735,662 km (0.118 R)
• M37: 74,449,924 km (0.091 R)
• M38: 75,127,751 km (0.074 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 20,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit