🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.5 AU - 0.5 AU

Year: 232 Days

Day: 18.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,874,683 km

• M1: 347,366 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.53 AU - 0.81 AU

Year: 360 Days

Day: 16.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,874,683 km

• M1: 70,610 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.3

Radius: 13.5

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.73 AU - 0.77 AU

Year: 426 Days

Day: 6.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,874,683 km

• M1: 173,384 km (0.071 R)
• M2: 734,974 km (0.1 R)
• M3: 1,163,572 km (0.086 R)
• M4: 2,232,898 km (0.078 R)
• M5: 3,093,834 km (0.057 R)
• M6: 3,758,048 km (0.112 R)

Asteroid Belt

Center: 2.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.2

Radius: 10.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.36 AU - 5.46 AU

Year: 6075 Days

Day: 6.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,874,683 km

• M1: 136,583 km (0.045 R)
• M2: 1,141,581 km (0.097 R)
• M3: 1,576,163 km (0.11 R)
• M4: 3,028,160 km (0.107 R)
• M5: 3,589,152 km (0.082 R)
• M6: 4,537,603 km (0.106 R)
• M7: 7,101,860 km (0.106 R)
• M8: 8,126,904 km (0.08 R)
• M9: 9,863,885 km (0.097 R)
• M10: 10,239,077 km (0.044 R)
• M11: 10,978,090 km (0.078 R)
• M12: 12,046,668 km (0.117 R)
• M13: 13,685,064 km (0.101 R)
• M14: 15,367,142 km (0.091 R)
• M15: 17,947,705 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628

Radius: 10.5

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.69 AU - 5.45 AU

Year: 7489 Days

Day: 11.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,874,683 km

• M1: 130,599 km (0.099 R)
• M2: 1,093,261 km (0.115 R)
• M3: 1,556,566 km (0.082 R)
• M4: 1,931,009 km (0.041 R)
• M5: 2,945,732 km (0.058 R)
• M6: 4,523,690 km (0.059 R)
• M7: 5,731,842 km (0.098 R)
• M8: 11,900,361 km (0.111 R)
• M9: 13,033,415 km (0.116 R)
• M10: 18,713,946 km (0.096 R)
• M11: 19,142,843 km (0.109 R)
• M12: 19,724,778 km (0.112 R)
• M13: 37,943,106 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.9

Radius: 5.3

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.35 AU - 7.55 AU

Year: 10746 Days

Day: 19.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,874,683 km

• M1: 65,973 km (0.098 R)
• M2: 276,457 km (0.066 R)
• M3: 507,735 km (0.067 R)
• M4: 776,712 km (0.077 R)
• M5: 1,563,597 km (0.113 R)
• M6: 2,301,563 km (0.095 R)
• M7: 2,921,497 km (0.081 R)
• M8: 4,781,896 km (0.105 R)
• M9: 5,846,135 km (0.106 R)
• M10: 7,994,809 km (0.095 R)
• M11: 10,478,433 km (0.119 R)
• M12: 11,894,228 km (0.112 R)
• M13: 12,306,220 km (0.089 R)
• M14: 13,158,629 km (0.061 R)
• M15: 14,861,950 km (0.104 R)
• M16: 15,339,766 km (0.103 R)
• M17: 16,643,062 km (0.063 R)
• M18: 16,963,800 km (0.067 R)
• M19: 19,680,797 km (0.084 R)
• M20: 20,918,569 km (0.12 R)
• M21: 26,738,375 km (0.055 R)
• M22: 28,895,128 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.3

Radius: 8

Gravity: 15.36 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.63 AU - 6.63 AU

Year: 11199 Days

Day: 16.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,874,683 km

• M1: 99,483 km (0.118 R)
• M2: 395,686 km (0.081 R)
• M3: 686,056 km (0.095 R)
• M4: 987,346 km (0.082 R)
• M5: 1,447,060 km (0.03 R)
• M6: 1,702,873 km (0.111 R)
• M7: 2,510,701 km (0.061 R)
• M8: 3,499,693 km (0.081 R)
• M9: 4,053,055 km (0.089 R)
• M10: 5,765,652 km (0.102 R)
• M11: 6,377,656 km (0.095 R)
• M12: 8,571,060 km (0.075 R)
• M13: 12,673,184 km (0.119 R)
• M14: 13,574,062 km (0.107 R)
• M15: 15,359,363 km (0.12 R)
• M16: 15,719,744 km (0.111 R)
• M17: 19,980,591 km (0.115 R)
• M18: 22,374,606 km (0.04 R)
• M19: 24,657,469 km (0.116 R)
• M20: 27,723,926 km (0.109 R)
• M21: 28,258,589 km (0.107 R)
• M22: 34,111,306 km (0.104 R)
• M23: 36,355,873 km (0.1 R)
• M24: 38,431,992 km (0.115 R)
• M25: 39,634,011 km (0.037 R)
• M26: 40,312,587 km (0.066 R)
• M27: 40,998,792 km (0.09 R)
• M28: 45,280,583 km (0.086 R)
• M29: 49,380,911 km (0.109 R)
• M30: 57,442,291 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.4

Radius: 5.4

Gravity: 14.21 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.6 AU - 12.2 AU

Year: 23607 Days

Day: 20.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,874,683 km

• M1: 67,469 km (0.118 R)
• M2: 383,868 km (0.086 R)
• M3: 952,340 km (0.099 R)
• M4: 1,388,418 km (0.116 R)
• M5: 1,560,455 km (0.08 R)
• M6: 2,165,280 km (0.08 R)
• M7: 2,376,362 km (0.1 R)
• M8: 2,864,650 km (0.116 R)
• M9: 3,172,372 km (0.058 R)
• M10: 3,853,940 km (0.086 R)
• M11: 4,732,080 km (0.05 R)
• M12: 5,199,424 km (0.119 R)
• M13: 5,896,699 km (0.053 R)
• M14: 6,920,697 km (0.071 R)
• M15: 10,757,583 km (0.038 R)
• M16: 12,813,357 km (0.067 R)
• M17: 14,443,076 km (0.033 R)
• M18: 16,446,341 km (0.075 R)
• M19: 16,851,751 km (0.111 R)
• M20: 22,151,406 km (0.099 R)
• M21: 23,759,283 km (0.056 R)
• M22: 25,767,934 km (0.069 R)
• M23: 27,772,545 km (0.057 R)
• M24: 30,482,361 km (0.075 R)
• M25: 31,340,754 km (0.113 R)
• M26: 31,838,466 km (0.036 R)
• M27: 36,694,862 km (0.084 R)
• M28: 37,109,098 km (0.103 R)
• M29: 53,115,921 km (0.116 R)
• M30: 53,468,822 km (0.099 R)
• M31: 56,348,282 km (0.073 R)
• M32: 57,826,010 km (0.104 R)
• M33: 60,282,257 km (0.089 R)
• M34: 67,033,011 km (0.084 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 18,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit