🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.46 AU - 0.62 AU

Year: 252 Days

Day: 16.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.51 AU - 0.73 AU

Year: 310 Days

Day: 27.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 11.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.65 AU - 0.87 AU

Year: 421 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,824,656 km

• M1: 140,622 km (0.08 R)
• M2: 613,800 km (0.103 R)
• M3: 984,803 km (0.114 R)
• M4: 1,849,927 km (0.099 R)
• M5: 2,882,003 km (0.077 R)
• M6: 3,319,577 km (0.117 R)
• M7: 3,926,196 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289

Radius: 12.2

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.77 AU - 1.05 AU

Year: 552 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,824,656 km

• M1: 152,141 km (0.062 R)
• M2: 565,330 km (0.104 R)
• M3: 1,054,665 km (0.083 R)
• M4: 1,441,226 km (0.064 R)
• M5: 1,902,137 km (0.095 R)
• M6: 2,390,424 km (0.066 R)
• M7: 3,204,536 km (0.103 R)
• M8: 3,779,141 km (0.042 R)
• M9: 4,394,737 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.1

Radius: 12.5

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.52 AU - 3.14 AU

Year: 3027 Days

Day: 10.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,824,656 km

• M1: 155,582 km (0.117 R)
• M2: 615,146 km (0.116 R)
• M3: 1,112,111 km (0.119 R)
• M4: 2,082,702 km (0.119 R)
• M5: 2,790,150 km (0.109 R)
• M6: 3,873,388 km (0.104 R)
• M7: 5,143,773 km (0.102 R)
• M8: 7,643,554 km (0.047 R)
• M9: 8,144,706 km (0.115 R)
• M10: 8,992,478 km (0.089 R)
• M11: 9,400,281 km (0.098 R)
• M12: 9,976,383 km (0.119 R)
• M13: 13,504,050 km (0.097 R)
• M14: 14,793,285 km (0.089 R)
• M15: 15,258,235 km (0.068 R)
• M16: 16,054,843 km (0.055 R)
• M17: 16,990,877 km (0.044 R)
• M18: 22,225,756 km (0.069 R)
• M19: 23,180,190 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.6

Radius: 8.6

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.98 AU - 4.62 AU

Year: 4710 Days

Day: 9.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,824,656 km

• M1: 106,962 km (0.04 R)
• M2: 401,072 km (0.113 R)
• M3: 828,323 km (0.111 R)
• M4: 1,099,544 km (0.091 R)
• M5: 1,910,066 km (0.044 R)
• M6: 2,558,124 km (0.075 R)
• M7: 3,091,889 km (0.09 R)
• M8: 3,446,585 km (0.102 R)
• M9: 3,719,452 km (0.078 R)
• M10: 4,167,647 km (0.07 R)
• M11: 4,551,964 km (0.107 R)
• M12: 6,207,713 km (0.032 R)
• M13: 7,478,547 km (0.041 R)
• M14: 9,554,068 km (0.11 R)
• M15: 9,969,053 km (0.083 R)
• M16: 11,286,262 km (0.101 R)
• M17: 12,420,662 km (0.12 R)
• M18: 13,371,357 km (0.104 R)
• M19: 13,733,533 km (0.097 R)
• M20: 14,969,960 km (0.076 R)
• M21: 21,497,663 km (0.097 R)
• M22: 22,645,976 km (0.047 R)
• M23: 23,309,592 km (0.084 R)
• M24: 25,774,217 km (0.108 R)
• M25: 26,416,590 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.1

Radius: 14.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.05 AU - 4.43 AU

Year: 5551 Days

Day: 10.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,824,656 km

• M1: 182,061 km (0.042 R)
• M2: 636,689 km (0.097 R)
• M3: 1,223,561 km (0.074 R)
• M4: 2,113,818 km (0.111 R)
• M5: 2,686,927 km (0.117 R)
• M6: 3,664,849 km (0.051 R)
• M7: 4,224,943 km (0.112 R)
• M8: 5,172,795 km (0.069 R)
• M9: 6,519,176 km (0.049 R)
• M10: 7,133,126 km (0.091 R)
• M11: 8,242,543 km (0.106 R)
• M12: 9,336,702 km (0.105 R)
• M13: 10,073,921 km (0.104 R)
• M14: 10,803,061 km (0.105 R)
• M15: 12,012,559 km (0.095 R)
• M16: 13,745,202 km (0.041 R)
• M17: 14,700,384 km (0.079 R)
• M18: 15,519,732 km (0.096 R)
• M19: 16,001,587 km (0.089 R)
• M20: 18,029,685 km (0.086 R)
• M21: 18,764,809 km (0.105 R)
• M22: 20,223,987 km (0.087 R)
• M23: 21,091,056 km (0.066 R)
• M24: 22,668,117 km (0.111 R)
• M25: 23,132,768 km (0.073 R)
• M26: 24,403,153 km (0.077 R)
• M27: 25,303,133 km (0.045 R)
• M28: 28,583,516 km (0.034 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.8

Radius: 14.6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.04 AU - 6.4 AU

Year: 7583 Days

Day: 9.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,824,656 km

• M1: 186,549 km (0.116 R)
• M2: 1,384,977 km (0.114 R)
• M3: 2,150,021 km (0.099 R)
• M4: 3,008,264 km (0.091 R)
• M5: 5,010,930 km (0.116 R)
• M6: 6,556,276 km (0.097 R)
• M7: 9,765,300 km (0.077 R)
• M8: 11,418,057 km (0.069 R)
• M9: 12,722,850 km (0.11 R)
• M10: 15,390,330 km (0.072 R)
• M11: 15,868,594 km (0.086 R)
• M12: 19,570,244 km (0.059 R)
• M13: 20,632,688 km (0.046 R)
• M14: 22,950,109 km (0.098 R)
• M15: 29,449,089 km (0.073 R)
• M16: 33,067,861 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651

Radius: 6.5

Gravity: 15.41 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.82 AU - 7.72 AU

Year: 11200 Days

Day: 17.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,824,656 km

• M1: 81,531 km (0.109 R)
• M2: 288,724 km (0.116 R)
• M3: 571,165 km (0.094 R)
• M4: 782,247 km (0.095 R)
• M5: 1,025,194 km (0.08 R)
• M6: 1,230,891 km (0.075 R)
• M7: 1,636,900 km (0.118 R)
• M8: 2,275,234 km (0.117 R)
• M9: 2,799,874 km (0.071 R)
• M10: 3,044,765 km (0.11 R)
• M11: 4,860,734 km (0.071 R)
• M12: 6,500,177 km (0.108 R)
• M13: 6,772,595 km (0.1 R)
• M14: 7,465,682 km (0.115 R)
• M15: 8,026,823 km (0.086 R)
• M16: 8,569,415 km (0.081 R)
• M17: 9,981,619 km (0.111 R)
• M18: 10,396,902 km (0.097 R)
• M19: 13,383,026 km (0.059 R)
• M20: 15,479,789 km (0.105 R)
• M21: 18,089,524 km (0.12 R)
• M22: 19,983,732 km (0.062 R)
• M23: 23,156,853 km (0.087 R)
• M24: 26,848,928 km (0.06 R)
• M25: 29,729,286 km (0.108 R)
• M26: 33,495,861 km (0.083 R)
• M27: 38,193,982 km (0.081 R)
• M28: 38,826,332 km (0.107 R)
• M29: 41,558,887 km (0.066 R)
• M30: 42,903,921 km (0.108 R)
• M31: 45,397,867 km (0.097 R)
• M32: 47,986,808 km (0.118 R)
• M33: 49,317,481 km (0.112 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 17,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit