🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.87 AU - 0.89 AU

Year: 299 Days

Day: 34.3 Hours

Environment

Temp: 157 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.86 AU - 2.14 AU

Year: 1023 Days

Day: 36.6 Hours

Environment

Temp: -70 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.52 AU - 2.66 AU

Year: 1507 Days

Day: 23.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.28 AU - 3.06 AU

Year: 1578 Days

Day: 23.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.8

Radius: 14.5

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 10.77 AU - 14.11 AU

Year: 15868 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,195,690 km

• M1: 180,265 km (0.11 R)
• M2: 1,122,732 km (0.094 R)
• M3: 2,044,405 km (0.096 R)
• M4: 3,484,134 km (0.087 R)
• M5: 4,968,295 km (0.063 R)
• M6: 6,323,652 km (0.083 R)
• M7: 8,210,679 km (0.076 R)
• M8: 13,698,378 km (0.107 R)
• M9: 17,152,892 km (0.084 R)
• M10: 19,037,227 km (0.102 R)
• M11: 20,305,966 km (0.107 R)
• M12: 21,246,338 km (0.074 R)
• M13: 22,710,902 km (0.105 R)
• M14: 28,660,409 km (0.093 R)
• M15: 30,084,132 km (0.04 R)
• M16: 36,116,965 km (0.045 R)
• M17: 37,637,029 km (0.076 R)
• M18: 39,778,373 km (0.054 R)
• M19: 41,399,416 km (0.084 R)
• M20: 44,930,673 km (0.088 R)
• M21: 55,987,901 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.5

Radius: 6.3

Gravity: 15.76 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 12.29 AU - 17.55 AU

Year: 20842 Days

Day: 23.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 88,195,690 km

• M1: 78,389 km (0.089 R)
• M2: 498,610 km (0.101 R)
• M3: 1,100,143 km (0.058 R)
• M4: 1,488,948 km (0.112 R)
• M5: 2,608,987 km (0.096 R)
• M6: 2,827,101 km (0.059 R)
• M7: 3,300,428 km (0.082 R)
• M8: 4,609,260 km (0.073 R)
• M9: 5,417,986 km (0.118 R)
• M10: 5,938,287 km (0.113 R)
• M11: 6,712,905 km (0.107 R)
• M12: 8,253,165 km (0.106 R)
• M13: 8,941,465 km (0.102 R)
• M14: 9,160,775 km (0.056 R)
• M15: 10,133,012 km (0.12 R)
• M16: 10,431,759 km (0.113 R)
• M17: 10,921,692 km (0.065 R)
• M18: 16,863,570 km (0.077 R)
• M19: 17,709,695 km (0.088 R)
• M20: 19,031,542 km (0.052 R)
• M21: 19,762,776 km (0.08 R)
• M22: 22,875,609 km (0.108 R)
• M23: 23,597,718 km (0.073 R)
• M24: 23,806,706 km (0.115 R)
• M25: 24,017,041 km (0.045 R)
• M26: 24,334,786 km (0.09 R)
• M27: 26,864,935 km (0.115 R)
• M28: 30,669,209 km (0.065 R)
• M29: 33,090,002 km (0.083 R)
• M30: 35,772,591 km (0.118 R)
• M31: 37,449,882 km (0.1 R)
• M32: 38,887,069 km (0.096 R)
• M33: 40,510,056 km (0.063 R)
• M34: 41,111,290 km (0.111 R)
• M35: 45,649,192 km (0.085 R)
• M36: 51,732,739 km (0.078 R)
• M37: 55,519,659 km (0.118 R)
• M38: 56,634,612 km (0.107 R)
• M39: 65,271,346 km (0.112 R)
• M40: 66,513,008 km (0.082 R)
• M41: 69,901,251 km (0.068 R)
• M42: 71,856,794 km (0.112 R)
• M43: 72,516,670 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.2

Radius: 4.3

Gravity: 50.8 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 13.43 AU - 17.63 AU

Year: 22133 Days

Day: 23 Hours

Environment

Temp: -181 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,195,690 km

• M1: 58,792 km (0.107 R)
• M2: 416,780 km (0.077 R)
• M3: 1,153,250 km (0.075 R)
• M4: 1,499,868 km (0.025 R)
• M5: 2,350,332 km (0.056 R)
• M6: 2,905,490 km (0.107 R)
• M7: 3,099,369 km (0.109 R)
• M8: 3,272,154 km (0.089 R)
• M9: 3,962,100 km (0.105 R)
• M10: 4,668,950 km (0.071 R)
• M11: 7,493,357 km (0.108 R)
• M12: 11,149,529 km (0.093 R)
• M13: 12,616,336 km (0.09 R)
• M14: 14,207,011 km (0.107 R)
• M15: 15,009,454 km (0.11 R)
• M16: 21,803,890 km (0.095 R)
• M17: 24,875,583 km (0.045 R)
• M18: 28,851,296 km (0.05 R)
• M19: 31,724,622 km (0.061 R)
• M20: 36,383,549 km (0.091 R)
• M21: 36,977,452 km (0.097 R)
• M22: 46,504,443 km (0.115 R)
• M23: 72,990,147 km (0.062 R)
• M24: 79,025,075 km (0.108 R)
• M25: 83,313,298 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.2

Radius: 6.3

Gravity: 15.9 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 16.48 AU - 18.1 AU

Year: 26001 Days

Day: 21.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,195,690 km

• M1: 78,389 km (0.113 R)
• M2: 330,611 km (0.12 R)
• M3: 636,240 km (0.095 R)
• M4: 1,644,978 km (0.079 R)
• M5: 1,871,170 km (0.112 R)
• M6: 2,118,156 km (0.09 R)
• M7: 2,678,101 km (0.114 R)
• M8: 2,885,294 km (0.099 R)
• M9: 4,121,421 km (0.063 R)
• M10: 4,951,839 km (0.114 R)
• M11: 6,467,864 km (0.119 R)
• M12: 10,572,680 km (0.102 R)
• M13: 11,494,352 km (0.114 R)
• M14: 13,048,973 km (0.074 R)
• M15: 15,636,269 km (0.085 R)
• M16: 16,140,713 km (0.106 R)
• M17: 16,569,460 km (0.115 R)
• M18: 18,360,446 km (0.098 R)
• M19: 18,922,036 km (0.111 R)
• M20: 21,694,833 km (0.101 R)
• M21: 22,322,396 km (0.118 R)
• M22: 26,108,868 km (0.105 R)
• M23: 30,302,545 km (0.069 R)
• M24: 33,105,261 km (0.101 R)
• M25: 40,150,273 km (0.081 R)
• M26: 40,463,830 km (0.107 R)
• M27: 44,353,824 km (0.073 R)
• M28: 52,119,599 km (0.037 R)
• M29: 52,679,843 km (0.11 R)
• M30: 55,347,472 km (0.053 R)
• M31: 62,618,078 km (0.094 R)
• M32: 71,185,100 km (0.116 R)
• M33: 71,874,596 km (0.1 R)
• M34: 79,263,385 km (0.096 R)
• M35: 79,756,758 km (0.073 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 12,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit