🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 9.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.7 AU - 2.48 AU

Year: 2124 Days

Day: 13.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,063,556 km

• M1: 118,332 km (0.09 R)
• M2: 415,433 km (0.105 R)
• M3: 802,742 km (0.066 R)
• M4: 1,594,713 km (0.092 R)
• M5: 2,008,351 km (0.055 R)
• M6: 2,633,671 km (0.085 R)
• M7: 3,077,827 km (0.094 R)
• M8: 3,822,974 km (0.115 R)
• M9: 4,489,133 km (0.036 R)
• M10: 4,850,262 km (0.066 R)
• M11: 7,576,833 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.2

Radius: 11.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.2 AU - 3.24 AU

Year: 3153 Days

Day: 11.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,063,556 km

• M1: 147,952 km (0.099 R)
• M2: 541,843 km (0.051 R)
• M3: 1,038,060 km (0.099 R)
• M4: 1,719,179 km (0.079 R)
• M5: 2,287,501 km (0.093 R)
• M6: 2,724,177 km (0.119 R)
• M7: 3,416,367 km (0.051 R)
• M8: 3,990,822 km (0.079 R)
• M9: 4,463,402 km (0.083 R)
• M10: 5,151,403 km (0.113 R)
• M11: 5,859,599 km (0.092 R)
• M12: 7,441,148 km (0.099 R)
• M13: 9,089,716 km (0.098 R)
• M14: 10,559,814 km (0.057 R)
• M15: 13,224,452 km (0.081 R)
• M16: 13,701,220 km (0.038 R)
• M17: 15,437,154 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.8

Radius: 9.3

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.56 AU - 4.12 AU

Year: 5289 Days

Day: 7.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,063,556 km

• M1: 116,088 km (0.09 R)
• M2: 455,226 km (0.079 R)
• M3: 900,430 km (0.077 R)
• M4: 1,191,098 km (0.114 R)
• M5: 1,579,604 km (0.102 R)
• M6: 1,998,029 km (0.055 R)
• M7: 2,747,514 km (0.096 R)
• M8: 3,694,020 km (0.058 R)
• M9: 4,141,617 km (0.095 R)
• M10: 5,120,286 km (0.111 R)
• M11: 5,844,490 km (0.075 R)
• M12: 6,574,378 km (0.111 R)
• M13: 11,692,420 km (0.113 R)
• M14: 12,008,969 km (0.046 R)
• M15: 12,518,051 km (0.086 R)
• M16: 18,005,600 km (0.118 R)
• M17: 19,293,189 km (0.091 R)
• M18: 19,735,699 km (0.119 R)
• M19: 20,120,465 km (0.113 R)
• M20: 21,709,493 km (0.074 R)
• M21: 24,320,724 km (0.051 R)
• M22: 24,762,936 km (0.041 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.5

Radius: 7.6

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.39 AU - 6.95 AU

Year: 9490 Days

Day: 16.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,063,556 km

• M1: 99,632 km (0.1 R)
• M2: 750,533 km (0.055 R)
• M3: 994,377 km (0.112 R)
• M4: 1,676,394 km (0.052 R)
• M5: 1,918,293 km (0.11 R)
• M6: 2,299,918 km (0.062 R)
• M7: 3,615,930 km (0.096 R)
• M8: 4,149,247 km (0.098 R)
• M9: 5,342,290 km (0.067 R)
• M10: 6,367,783 km (0.065 R)
• M11: 6,678,498 km (0.089 R)
• M12: 8,143,659 km (0.099 R)
• M13: 8,510,174 km (0.113 R)
• M14: 12,480,202 km (0.079 R)
• M15: 13,467,548 km (0.062 R)
• M16: 14,154,203 km (0.114 R)
• M17: 18,562,702 km (0.028 R)
• M18: 22,433,996 km (0.058 R)
• M19: 34,395,991 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.4

Radius: 6.1

Gravity: 11.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.41 AU - 6.13 AU

Year: 9743 Days

Day: 15.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 40,063,556 km

• M1: 89,609 km (0.085 R)
• M2: 297,550 km (0.084 R)
• M3: 490,083 km (0.091 R)
• M4: 754,572 km (0.117 R)
• M5: 1,361,789 km (0.049 R)
• M6: 1,849,778 km (0.081 R)
• M7: 2,322,507 km (0.096 R)
• M8: 2,673,613 km (0.049 R)
• M9: 3,059,725 km (0.041 R)
• M10: 4,148,499 km (0.096 R)
• M11: 5,506,099 km (0.102 R)
• M12: 7,211,814 km (0.111 R)
• M13: 7,837,582 km (0.113 R)
• M14: 8,163,855 km (0.117 R)
• M15: 8,584,225 km (0.098 R)
• M16: 9,107,818 km (0.07 R)
• M17: 9,745,104 km (0.115 R)
• M18: 10,558,468 km (0.034 R)
• M19: 11,941,800 km (0.12 R)
• M20: 12,210,777 km (0.058 R)
• M21: 13,326,777 km (0.071 R)
• M22: 17,013,167 km (0.096 R)
• M23: 21,962,912 km (0.048 R)
• M24: 22,366,677 km (0.064 R)
• M25: 23,023,112 km (0.092 R)
• M26: 23,607,890 km (0.081 R)
• M27: 25,777,359 km (0.092 R)
• M28: 30,408,610 km (0.039 R)
• M29: 33,288,967 km (0.112 R)
• M30: 33,821,835 km (0.104 R)
• M31: 35,454,396 km (0.082 R)
• M32: 37,482,046 km (0.077 R)
• M33: 38,058,596 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 18,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit