🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.54 AU - 0.62 AU

Year: 162 Days

Day: 19.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,854,128 km

• M1: 42,935 km (0.115 R)

Asteroid Belt

Center: 3.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.6

Radius: 13.7

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.48 AU - 5.72 AU

Year: 4865 Days

Day: 5.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 96,854,128 km

• M1: 170,542 km (0.101 R)
• M2: 755,320 km (0.043 R)
• M3: 1,375,702 km (0.058 R)
• M4: 9,294,067 km (0.069 R)
• M5: 9,742,262 km (0.075 R)
• M6: 11,135,467 km (0.094 R)
• M7: 13,295,660 km (0.051 R)
• M8: 15,290,698 km (0.077 R)
• M9: 16,760,945 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.8

Radius: 11.7

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.45 AU - 7.01 AU

Year: 5035 Days

Day: 9.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,854,128 km

• M1: 146,606 km (0.063 R)
• M2: 635,941 km (0.071 R)
• M3: 1,198,578 km (0.109 R)
• M4: 1,671,307 km (0.091 R)
• M5: 2,046,948 km (0.051 R)
• M6: 2,787,756 km (0.053 R)
• M7: 4,560,341 km (0.092 R)
• M8: 5,241,012 km (0.104 R)
• M9: 7,808,410 km (0.107 R)
• M10: 10,939,793 km (0.083 R)
• M11: 11,931,627 km (0.054 R)
• M12: 12,586,267 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.4

Radius: 14

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.03 AU - 7.15 AU

Year: 6210 Days

Day: 7.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 96,854,128 km

• M1: 174,282 km (0.053 R)
• M2: 909,405 km (0.092 R)
• M3: 1,522,458 km (0.029 R)
• M4: 1,985,762 km (0.095 R)
• M5: 2,575,926 km (0.073 R)
• M6: 3,300,877 km (0.088 R)
• M7: 4,617,189 km (0.103 R)
• M8: 5,135,097 km (0.102 R)
• M9: 6,466,518 km (0.082 R)
• M10: 7,913,578 km (0.115 R)
• M11: 9,449,948 km (0.071 R)
• M12: 9,923,575 km (0.1 R)
• M13: 10,748,158 km (0.087 R)
• M14: 12,581,480 km (0.082 R)
• M15: 13,448,998 km (0.08 R)
• M16: 14,151,061 km (0.093 R)
• M17: 16,404,903 km (0.097 R)
• M18: 16,975,020 km (0.026 R)
• M19: 18,094,610 km (0.08 R)
• M20: 19,012,992 km (0.065 R)
• M21: 21,886,468 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.7

Radius: 11.1

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.24 AU - 9.96 AU

Year: 8463 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 96,854,128 km

• M1: 156,779 km (0.078 R)
• M2: 643,121 km (0.108 R)
• M3: 1,300,155 km (0.098 R)
• M4: 1,655,600 km (0.099 R)
• M5: 2,159,595 km (0.097 R)
• M6: 2,532,243 km (0.083 R)
• M7: 2,927,182 km (0.091 R)
• M8: 3,969,729 km (0.054 R)
• M9: 4,450,387 km (0.119 R)
• M10: 6,998,488 km (0.057 R)
• M11: 7,783,428 km (0.074 R)
• M12: 11,049,448 km (0.044 R)
• M13: 11,949,429 km (0.085 R)
• M14: 13,360,885 km (0.12 R)
• M15: 14,754,838 km (0.047 R)
• M16: 19,974,457 km (0.114 R)
• M17: 26,586,833 km (0.114 R)
• M18: 28,199,797 km (0.105 R)
• M19: 38,551,970 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 6.4

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 11.3 AU - 15.14 AU

Year: 17645 Days

Day: 20.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,854,128 km

• M1: 81,531 km (0.104 R)
• M2: 335,548 km (0.03 R)
• M3: 543,339 km (0.115 R)
• M4: 963,111 km (0.105 R)
• M5: 1,552,975 km (0.083 R)
• M6: 2,323,255 km (0.101 R)
• M7: 3,946,093 km (0.079 R)
• M8: 4,761,999 km (0.056 R)
• M9: 5,067,927 km (0.058 R)
• M10: 6,424,929 km (0.051 R)
• M11: 7,346,602 km (0.087 R)
• M12: 7,549,157 km (0.11 R)
• M13: 8,093,544 km (0.089 R)
• M14: 9,592,515 km (0.106 R)
• M15: 10,031,435 km (0.114 R)
• M16: 12,660,019 km (0.092 R)
• M17: 13,669,954 km (0.091 R)
• M18: 18,102,090 km (0.106 R)
• M19: 20,801,285 km (0.114 R)
• M20: 22,543,352 km (0.088 R)
• M21: 23,934,313 km (0.087 R)
• M22: 24,741,393 km (0.071 R)
• M23: 26,504,554 km (0.114 R)
• M24: 27,368,182 km (0.076 R)
• M25: 27,758,035 km (0.114 R)
• M26: 28,250,511 km (0.095 R)
• M27: 31,222,572 km (0.074 R)
• M28: 33,278,794 km (0.109 R)
• M29: 34,283,643 km (0.08 R)
• M30: 35,193,797 km (0.112 R)
• M31: 37,419,514 km (0.111 R)
• M32: 41,122,061 km (0.106 R)
• M33: 41,890,845 km (0.066 R)
• M34: 42,930,550 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.3

Radius: 4.3

Gravity: 48.96 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 14.19 AU - 19.15 AU

Year: 24985 Days

Day: 17.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 96,854,128 km

• M1: 53,556 km (0.108 R)
• M2: 242,498 km (0.083 R)
• M3: 793,617 km (0.084 R)
• M4: 1,277,865 km (0.1 R)
• M5: 2,001,470 km (0.04 R)
• M6: 2,463,578 km (0.099 R)
• M7: 2,615,120 km (0.063 R)
• M8: 2,827,101 km (0.057 R)
• M9: 3,407,241 km (0.104 R)
• M10: 5,117,444 km (0.11 R)
• M11: 5,449,402 km (0.066 R)
• M12: 5,664,075 km (0.109 R)
• M13: 6,248,703 km (0.077 R)
• M14: 6,872,526 km (0.117 R)
• M15: 12,446,244 km (0.092 R)
• M16: 13,122,127 km (0.079 R)
• M17: 15,466,026 km (0.067 R)
• M18: 19,038,274 km (0.093 R)
• M19: 23,573,184 km (0.073 R)
• M20: 25,787,681 km (0.082 R)
• M21: 31,167,071 km (0.117 R)
• M22: 34,407,510 km (0.107 R)
• M23: 36,334,929 km (0.086 R)
• M24: 37,556,097 km (0.064 R)
• M25: 38,176,778 km (0.039 R)
• M26: 38,489,737 km (0.11 R)
• M27: 40,728,170 km (0.094 R)
• M28: 45,990,425 km (0.042 R)
• M29: 48,143,437 km (0.1 R)
• M30: 48,875,719 km (0.096 R)
• M31: 51,497,272 km (0.12 R)
• M32: 52,455,895 km (0.059 R)
• M33: 52,842,605 km (0.1 R)
• M34: 57,427,631 km (0.067 R)
• M35: 64,680,285 km (0.085 R)
• M36: 67,151,193 km (0.049 R)
• M37: 74,452,018 km (0.047 R)
• M38: 74,940,455 km (0.099 R)
• M39: 75,185,496 km (0.108 R)
• M40: 76,915,446 km (0.114 R)
• M41: 78,671,725 km (0.07 R)
• M42: 82,004,018 km (0.053 R)
• M43: 82,786,115 km (0.099 R)
• M44: 85,696,542 km (0.081 R)
• M45: 91,440,651 km (0.069 R)
• M46: 93,127,816 km (0.049 R)
• M47: 93,411,005 km (0.051 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: 224 - 12,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit