🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.9

Radius: 11.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.12 AU - 1.32 AU

Year: 930 Days

Day: 12.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 85.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 66,014,943 km

• M1: 150,944 km (0.068 R)
• M2: 541,245 km (0.046 R)
• M3: 1,428,959 km (0.095 R)
• M4: 2,566,202 km (0.105 R)
• M5: 3,469,623 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.8

Radius: 15

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.8 AU - 2.34 AU

Year: 2056 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,014,943 km

• M1: 189,241 km (0.114 R)
• M2: 702,811 km (0.057 R)
• M3: 1,173,745 km (0.067 R)
• M4: 1,651,710 km (0.098 R)
• M5: 2,275,832 km (0.119 R)
• M6: 3,149,634 km (0.114 R)
• M7: 3,789,763 km (0.119 R)
• M8: 5,021,701 km (0.103 R)
• M9: 5,900,140 km (0.099 R)
• M10: 7,844,763 km (0.106 R)
• M11: 8,579,438 km (0.076 R)
• M12: 9,561,997 km (0.059 R)
• M13: 10,151,412 km (0.112 R)
• M14: 13,005,440 km (0.113 R)
• M15: 14,481,373 km (0.118 R)
• M16: 15,636,269 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.1

Radius: 11.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.4 AU - 4.3 AU

Year: 5214 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,014,943 km

• M1: 147,803 km (0.103 R)
• M2: 522,396 km (0.051 R)
• M3: 994,377 km (0.09 R)
• M4: 1,366,577 km (0.089 R)
• M5: 2,186,971 km (0.113 R)
• M6: 2,999,138 km (0.072 R)
• M7: 3,703,295 km (0.097 R)
• M8: 4,880,481 km (0.115 R)
• M9: 5,266,144 km (0.116 R)
• M10: 6,320,510 km (0.101 R)
• M11: 6,779,776 km (0.12 R)
• M12: 7,510,412 km (0.092 R)
• M13: 9,792,377 km (0.107 R)
• M14: 12,369,650 km (0.12 R)
• M15: 12,816,798 km (0.11 R)
• M16: 16,362,118 km (0.087 R)
• M17: 16,738,356 km (0.108 R)
• M18: 17,564,136 km (0.109 R)
• M19: 19,536,285 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.9

Radius: 9.1

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.41 AU - 5.67 AU

Year: 6677 Days

Day: 14.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,014,943 km

• M1: 113,246 km (0.05 R)
• M2: 417,976 km (0.099 R)
• M3: 841,039 km (0.118 R)
• M4: 1,227,301 km (0.095 R)
• M5: 1,652,757 km (0.117 R)
• M6: 2,098,110 km (0.093 R)
• M7: 2,382,795 km (0.046 R)
• M8: 3,011,854 km (0.105 R)
• M9: 3,439,853 km (0.095 R)
• M10: 3,747,427 km (0.049 R)
• M11: 4,145,656 km (0.112 R)
• M12: 4,494,668 km (0.115 R)
• M13: 5,166,961 km (0.099 R)
• M14: 5,661,382 km (0.118 R)
• M15: 6,315,274 km (0.113 R)
• M16: 6,711,110 km (0.034 R)
• M17: 7,335,681 km (0.111 R)
• M18: 8,228,332 km (0.057 R)
• M19: 11,876,874 km (0.083 R)
• M20: 13,532,923 km (0.116 R)
• M21: 15,045,507 km (0.116 R)
• M22: 15,872,633 km (0.066 R)
• M23: 16,980,256 km (0.117 R)
• M24: 17,682,169 km (0.079 R)
• M25: 19,764,123 km (0.119 R)
• M26: 21,337,443 km (0.028 R)
• M27: 23,224,621 km (0.08 R)
• M28: 27,501,773 km (0.087 R)

Asteroid Belt

Center: 6.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.9

Radius: 4.2

Gravity: 47.56 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 7.25 AU - 8.05 AU

Year: 14605 Days

Day: 15.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,014,943 km

• M1: 52,359 km (0.12 R)
• M2: 233,223 km (0.071 R)
• M3: 393,742 km (0.088 R)
• M4: 865,274 km (0.06 R)
• M5: 1,046,288 km (0.039 R)
• M6: 1,531,433 km (0.113 R)
• M7: 2,599,413 km (0.083 R)
• M8: 2,856,272 km (0.12 R)
• M9: 3,028,310 km (0.11 R)
• M10: 3,233,558 km (0.092 R)
• M11: 3,816,541 km (0.108 R)
• M12: 4,532,217 km (0.105 R)
• M13: 5,080,194 km (0.119 R)
• M14: 5,983,316 km (0.113 R)
• M15: 6,306,747 km (0.098 R)
• M16: 6,727,267 km (0.067 R)
• M17: 6,900,651 km (0.089 R)
• M18: 7,077,026 km (0.11 R)
• M19: 7,624,106 km (0.059 R)
• M20: 8,547,424 km (0.046 R)
• M21: 8,699,715 km (0.041 R)
• M22: 19,363,200 km (0.078 R)
• M23: 21,440,217 km (0.103 R)
• M24: 22,196,135 km (0.091 R)
• M25: 23,165,679 km (0.115 R)
• M26: 24,981,648 km (0.11 R)
• M27: 25,502,547 km (0.104 R)
• M28: 25,818,498 km (0.066 R)
• M29: 26,136,992 km (0.056 R)
• M30: 28,327,853 km (0.092 R)
• M31: 29,583,577 km (0.111 R)
• M32: 33,825,126 km (0.088 R)
• M33: 44,090,831 km (0.076 R)
• M34: 44,242,074 km (0.097 R)
• M35: 44,545,758 km (0.083 R)
• M36: 45,311,101 km (0.08 R)
• M37: 48,944,983 km (0.097 R)
• M38: 64,249,892 km (0.116 R)
• M39: 65,226,616 km (0.05 R)
• M40: 65,817,229 km (0.08 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: 403 - 13,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit