🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145

Radius: 9.7

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.2 AU - 1.4 AU

Year: 988 Days

Day: 10.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 68,289,593 km

• M1: 122,072 km (0.059 R)
• M2: 542,292 km (0.081 R)
• M3: 1,568,085 km (0.106 R)
• M4: 2,585,949 km (0.1 R)
• M5: 3,325,561 km (0.046 R)
• M6: 4,513,817 km (0.103 R)
• M7: 5,533,625 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.1

Radius: 11.5

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.27 AU - 1.53 AU

Year: 1105 Days

Day: 5.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,289,593 km

• M1: 143,016 km (0.073 R)
• M2: 561,890 km (0.112 R)
• M3: 1,224,907 km (0.085 R)
• M4: 1,582,895 km (0.073 R)
• M5: 2,631,127 km (0.113 R)
• M6: 3,168,483 km (0.07 R)
• M7: 3,540,682 km (0.082 R)
• M8: 4,059,937 km (0.07 R)
• M9: 4,934,336 km (0.057 R)
• M10: 5,437,135 km (0.061 R)
• M11: 5,798,563 km (0.095 R)
• M12: 7,154,369 km (0.072 R)
• M13: 8,597,240 km (0.062 R)
• M14: 9,237,519 km (0.111 R)
• M15: 10,035,025 km (0.106 R)
• M16: 11,011,600 km (0.104 R)
• M17: 11,385,296 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.8

Radius: 13.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.46 AU - 2.46 AU

Year: 2573 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,289,593 km

• M1: 167,849 km (0.117 R)
• M2: 593,305 km (0.065 R)
• M3: 1,221,317 km (0.058 R)
• M4: 1,980,825 km (0.11 R)
• M5: 2,534,936 km (0.035 R)
• M6: 3,552,201 km (0.106 R)
• M7: 4,443,506 km (0.115 R)
• M8: 5,378,343 km (0.049 R)
• M9: 5,866,630 km (0.117 R)
• M10: 7,356,475 km (0.118 R)
• M11: 8,057,940 km (0.085 R)
• M12: 8,979,163 km (0.098 R)
• M13: 9,893,805 km (0.079 R)
• M14: 10,550,539 km (0.032 R)
• M15: 11,908,589 km (0.104 R)
• M16: 14,232,293 km (0.114 R)
• M17: 15,120,306 km (0.089 R)
• M18: 17,725,403 km (0.062 R)
• M19: 18,928,619 km (0.093 R)
• M20: 19,401,049 km (0.117 R)
• M21: 19,820,820 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.2

Radius: 11.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.94 AU - 4.2 AU

Year: 5475 Days

Day: 7.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,289,593 km

• M1: 146,157 km (0.095 R)
• M2: 703,858 km (0.103 R)
• M3: 1,814,473 km (0.062 R)
• M4: 3,317,931 km (0.074 R)
• M5: 4,220,306 km (0.099 R)
• M6: 7,598,824 km (0.037 R)
• M7: 9,439,626 km (0.104 R)
• M8: 10,227,707 km (0.106 R)
• M9: 11,059,172 km (0.06 R)
• M10: 17,203,755 km (0.119 R)
• M11: 18,569,733 km (0.087 R)
• M12: 19,873,030 km (0.071 R)
• M13: 23,248,407 km (0.104 R)
• M14: 27,070,483 km (0.031 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 11.9

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.11 AU - 5.09 AU

Year: 5536 Days

Day: 13.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 99.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,289,593 km

• M1: 148,251 km (0.048 R)
• M2: 685,457 km (0.03 R)
• M3: 1,159,533 km (0.041 R)
• M4: 2,047,247 km (0.057 R)
• M5: 2,613,624 km (0.075 R)
• M6: 3,086,204 km (0.088 R)
• M7: 3,637,023 km (0.059 R)
• M8: 4,017,002 km (0.067 R)
• M9: 5,841,647 km (0.074 R)
• M10: 6,753,895 km (0.119 R)
• M11: 8,015,753 km (0.027 R)
• M12: 10,238,628 km (0.065 R)
• M13: 11,094,028 km (0.12 R)
• M14: 18,274,726 km (0.094 R)
• M15: 18,665,925 km (0.116 R)
• M16: 21,132,046 km (0.058 R)
• M17: 23,423,287 km (0.087 R)
• M18: 25,712,284 km (0.059 R)
• M19: 26,286,440 km (0.119 R)
• M20: 28,581,571 km (0.111 R)
• M21: 29,109,202 km (0.093 R)
• M22: 29,553,807 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.6

Radius: 13.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.61 AU - 6.57 AU

Year: 8813 Days

Day: 8.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,289,593 km

• M1: 167,849 km (0.059 R)
• M2: 632,350 km (0.11 R)
• M3: 1,171,351 km (0.088 R)
• M4: 1,850,974 km (0.104 R)
• M5: 2,478,538 km (0.038 R)
• M6: 3,029,506 km (0.091 R)
• M7: 3,566,114 km (0.083 R)
• M8: 4,245,588 km (0.104 R)
• M9: 5,161,426 km (0.106 R)
• M10: 11,190,519 km (0.088 R)
• M11: 12,040,833 km (0.085 R)
• M12: 13,631,956 km (0.085 R)
• M13: 14,601,949 km (0.086 R)
• M14: 17,021,246 km (0.03 R)
• M15: 17,789,281 km (0.115 R)
• M16: 19,545,261 km (0.077 R)
• M17: 21,094,796 km (0.106 R)
• M18: 25,056,447 km (0.106 R)
• M19: 25,868,015 km (0.088 R)
• M20: 27,071,081 km (0.12 R)
• M21: 28,505,126 km (0.098 R)
• M22: 29,290,515 km (0.106 R)
• M23: 31,316,818 km (0.092 R)
• M24: 34,308,626 km (0.116 R)
• M25: 38,310,070 km (0.113 R)
• M26: 40,116,614 km (0.114 R)

Asteroid Belt

Center: 7.24 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634

Radius: 5.1

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.25 AU - 10.53 AU

Year: 17676 Days

Day: 21.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,289,593 km

• M1: 64,327 km (0.1 R)
• M2: 280,197 km (0.056 R)
• M3: 495,468 km (0.089 R)
• M4: 780,003 km (0.03 R)
• M5: 1,194,689 km (0.084 R)
• M6: 1,466,957 km (0.105 R)
• M7: 1,744,610 km (0.106 R)
• M8: 1,999,226 km (0.112 R)
• M9: 2,515,339 km (0.057 R)
• M10: 3,246,573 km (0.114 R)
• M11: 3,777,645 km (0.102 R)
• M12: 4,268,177 km (0.07 R)
• M13: 5,263,900 km (0.097 R)
• M14: 5,487,848 km (0.075 R)
• M15: 5,718,079 km (0.073 R)
• M16: 7,468,075 km (0.113 R)
• M17: 8,041,185 km (0.103 R)
• M18: 8,489,829 km (0.106 R)
• M19: 10,163,380 km (0.117 R)
• M20: 11,414,617 km (0.064 R)
• M21: 12,109,349 km (0.096 R)
• M22: 17,781,353 km (0.049 R)
• M23: 19,678,104 km (0.036 R)
• M24: 22,476,332 km (0.09 R)
• M25: 23,066,047 km (0.073 R)
• M26: 23,265,012 km (0.079 R)
• M27: 23,767,212 km (0.115 R)
• M28: 26,278,661 km (0.092 R)
• M29: 29,542,737 km (0.119 R)
• M30: 32,315,982 km (0.11 R)
• M31: 33,319,784 km (0.061 R)
• M32: 37,957,019 km (0.066 R)
• M33: 45,769,618 km (0.088 R)
• M34: 48,648,779 km (0.1 R)
• M35: 52,844,550 km (0.074 R)
• M36: 64,080,996 km (0.12 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: 328 - 16,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit