🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.21 AU - 3.91 AU

Year: 2429 Days

Day: 25.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.3

Radius: 11.3

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.58 AU - 6.78 AU

Year: 5556 Days

Day: 7.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,385,592 km

• M1: 140,921 km (0.089 R)
• M2: 779,555 km (0.112 R)
• M3: 1,404,126 km (0.115 R)
• M4: 2,282,415 km (0.109 R)
• M5: 2,707,572 km (0.111 R)
• M6: 3,514,952 km (0.105 R)
• M7: 4,428,845 km (0.12 R)
• M8: 5,715,686 km (0.055 R)
• M9: 7,270,008 km (0.116 R)
• M10: 14,272,534 km (0.101 R)
• M11: 15,504,623 km (0.103 R)
• M12: 16,288,515 km (0.108 R)
• M13: 16,690,335 km (0.092 R)
• M14: 17,996,175 km (0.113 R)
• M15: 19,051,139 km (0.102 R)
• M16: 20,810,709 km (0.054 R)
• M17: 23,394,564 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.7

Radius: 12

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.85 AU - 6.57 AU

Year: 5597 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 101,385,592 km

• M1: 149,299 km (0.042 R)
• M2: 572,960 km (0.035 R)
• M3: 1,231,938 km (0.06 R)
• M4: 1,774,829 km (0.115 R)
• M5: 2,408,077 km (0.1 R)
• M6: 2,824,258 km (0.058 R)
• M7: 3,247,919 km (0.075 R)
• M8: 4,915,487 km (0.115 R)
• M9: 7,094,380 km (0.115 R)
• M10: 7,958,607 km (0.078 R)
• M11: 8,612,349 km (0.119 R)
• M12: 9,766,796 km (0.09 R)
• M13: 10,426,224 km (0.099 R)
• M14: 11,115,271 km (0.032 R)
• M15: 12,080,926 km (0.117 R)
• M16: 12,584,322 km (0.104 R)
• M17: 16,694,075 km (0.093 R)
• M18: 17,192,834 km (0.106 R)
• M19: 18,285,946 km (0.118 R)
• M20: 20,610,248 km (0.056 R)
• M21: 22,290,232 km (0.114 R)
• M22: 23,048,394 km (0.078 R)
• M23: 23,511,400 km (0.113 R)
• M24: 26,170,502 km (0.116 R)
• M25: 28,314,090 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.8

Radius: 11.2

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.85 AU - 13.09 AU

Year: 13140 Days

Day: 8 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,385,592 km

• M1: 139,276 km (0.099 R)
• M2: 806,333 km (0.085 R)
• M3: 1,987,707 km (0.061 R)
• M4: 2,689,620 km (0.109 R)
• M5: 3,364,456 km (0.061 R)
• M6: 4,029,867 km (0.098 R)
• M7: 4,649,651 km (0.118 R)
• M8: 5,260,759 km (0.077 R)
• M9: 6,119,002 km (0.065 R)
• M10: 7,465,083 km (0.107 R)
• M11: 9,050,522 km (0.101 R)
• M12: 10,506,109 km (0.111 R)
• M13: 13,269,930 km (0.069 R)
• M14: 14,012,982 km (0.033 R)
• M15: 15,656,315 km (0.118 R)
• M16: 18,563,600 km (0.098 R)
• M17: 21,444,855 km (0.106 R)
• M18: 26,782,208 km (0.037 R)
• M19: 37,538,594 km (0.12 R)
• M20: 41,395,227 km (0.095 R)
• M21: 48,449,215 km (0.094 R)
• M22: 52,010,243 km (0.099 R)
• M23: 53,854,635 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.6

Radius: 6.4

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 14.1 AU - 20.62 AU

Year: 26159 Days

Day: 24.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,385,592 km

• M1: 203,304 km (0.066 R)
• M2: 859,290 km (0.087 R)
• M3: 1,511,986 km (0.103 R)
• M4: 2,011,493 km (0.037 R)
• M5: 4,047,969 km (0.078 R)
• M6: 6,231,200 km (0.071 R)
• M7: 6,533,687 km (0.093 R)
• M8: 7,992,715 km (0.074 R)
• M9: 8,349,955 km (0.105 R)
• M10: 8,611,751 km (0.077 R)
• M11: 9,429,902 km (0.12 R)
• M12: 10,539,020 km (0.095 R)
• M13: 16,172,128 km (0.09 R)
• M14: 24,586,410 km (0.115 R)
• M15: 27,817,874 km (0.088 R)
• M16: 42,488,937 km (0.113 R)
• M17: 45,001,433 km (0.068 R)
• M18: 46,457,469 km (0.092 R)
• M19: 48,784,165 km (0.101 R)
• M20: 65,212,405 km (0.082 R)
• M21: 65,623,350 km (0.112 R)
• M22: 73,985,721 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.7

Radius: 5.7

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 17.64 AU - 18.92 AU

Year: 28265 Days

Day: 18.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 101,385,592 km

• M1: 72,405 km (0.109 R)
• M2: 474,524 km (0.103 R)
• M3: 702,960 km (0.09 R)
• M4: 1,173,147 km (0.102 R)
• M5: 1,361,041 km (0.078 R)
• M6: 1,921,285 km (0.07 R)
• M7: 2,243,669 km (0.087 R)
• M8: 2,428,721 km (0.09 R)
• M9: 2,806,157 km (0.1 R)
• M10: 4,750,630 km (0.077 R)
• M11: 5,523,303 km (0.062 R)
• M12: 6,215,343 km (0.072 R)
• M13: 8,488,482 km (0.097 R)
• M14: 17,294,112 km (0.098 R)
• M15: 29,718,365 km (0.086 R)
• M16: 31,821,412 km (0.109 R)
• M17: 34,146,761 km (0.085 R)
• M18: 35,158,791 km (0.102 R)
• M19: 42,809,824 km (0.087 R)
• M20: 45,790,562 km (0.084 R)
• M21: 53,333,885 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726

Radius: 3.2

Gravity: 70.9 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 15.9 AU - 22.04 AU

Year: 29881 Days

Day: 16.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 101,385,592 km

• M1: 41,439 km (0.096 R)
• M2: 247,435 km (0.065 R)
• M3: 495,019 km (0.116 R)
• M4: 620,981 km (0.101 R)
• M5: 938,727 km (0.052 R)
• M6: 1,305,391 km (0.099 R)
• M7: 1,476,082 km (0.068 R)
• M8: 1,681,031 km (0.099 R)
• M9: 2,972,210 km (0.072 R)
• M10: 3,715,114 km (0.101 R)
• M11: 5,600,795 km (0.094 R)
• M12: 6,285,654 km (0.069 R)
• M13: 6,922,941 km (0.06 R)
• M14: 8,614,145 km (0.111 R)
• M15: 8,910,498 km (0.032 R)
• M16: 9,712,642 km (0.111 R)
• M17: 11,745,378 km (0.101 R)
• M18: 12,183,400 km (0.043 R)
• M19: 14,044,547 km (0.05 R)
• M20: 16,717,861 km (0.101 R)
• M21: 18,513,484 km (0.056 R)
• M22: 21,173,185 km (0.056 R)
• M23: 21,603,728 km (0.072 R)
• M24: 30,248,689 km (0.111 R)
• M25: 30,384,524 km (0.099 R)
• M26: 30,520,808 km (0.077 R)
• M27: 33,188,288 km (0.055 R)
• M28: 34,652,701 km (0.108 R)
• M29: 38,183,061 km (0.076 R)
• M30: 45,590,250 km (0.078 R)
• M31: 49,252,107 km (0.085 R)
• M32: 53,105,150 km (0.09 R)
• M33: 53,899,066 km (0.099 R)
• M34: 59,893,602 km (0.07 R)
• M35: 62,278,790 km (0.107 R)
• M36: 62,498,699 km (0.079 R)
• M37: 69,576,025 km (0.039 R)
• M38: 91,679,858 km (0.083 R)
• M39: 93,108,668 km (0.069 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 20,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit