🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 11.4

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.58 AU - 0.76 AU

Year: 372 Days

Day: 6.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,073,195 km

• M1: 141,819 km (0.091 R)
• M2: 497,862 km (0.106 R)
• M3: 959,222 km (0.097 R)
• M4: 1,379,143 km (0.115 R)
• M5: 2,281,667 km (0.119 R)
• M6: 2,694,557 km (0.076 R)
• M7: 3,097,873 km (0.112 R)
• M8: 3,530,809 km (0.075 R)
• M9: 4,039,442 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 11.7

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.11 AU - 1.39 AU

Year: 948 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,073,195 km

• M1: 145,559 km (0.085 R)
• M2: 750,832 km (0.107 R)
• M3: 1,350,121 km (0.116 R)
• M4: 1,934,001 km (0.086 R)
• M5: 2,309,642 km (0.105 R)
• M6: 2,898,908 km (0.095 R)
• M7: 3,509,267 km (0.116 R)
• M8: 3,990,374 km (0.091 R)
• M9: 4,874,497 km (0.11 R)
• M10: 5,475,432 km (0.058 R)
• M11: 6,745,218 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.3

Radius: 12.9

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.91 AU - 2.07 AU

Year: 1904 Days

Day: 8 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,073,195 km

• M1: 160,519 km (0.026 R)
• M2: 566,228 km (0.082 R)
• M3: 1,219,522 km (0.064 R)
• M4: 1,721,722 km (0.109 R)
• M5: 2,401,794 km (0.108 R)
• M6: 3,288,460 km (0.118 R)
• M7: 3,836,288 km (0.059 R)
• M8: 4,527,580 km (0.11 R)
• M9: 5,048,479 km (0.097 R)
• M10: 5,633,407 km (0.047 R)
• M11: 6,056,919 km (0.103 R)
• M12: 6,528,301 km (0.112 R)
• M13: 7,024,368 km (0.063 R)
• M14: 9,129,808 km (0.082 R)
• M15: 9,575,909 km (0.064 R)
• M16: 10,364,140 km (0.064 R)
• M17: 14,319,359 km (0.066 R)
• M18: 15,933,370 km (0.105 R)
• M19: 16,632,142 km (0.087 R)
• M20: 17,351,109 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.6

Radius: 10.6

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.59 AU - 3.03 AU

Year: 3195 Days

Day: 13.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,073,195 km

• M1: 131,945 km (0.084 R)
• M2: 518,656 km (0.091 R)
• M3: 850,464 km (0.084 R)
• M4: 1,516,474 km (0.036 R)
• M5: 1,901,688 km (0.086 R)
• M6: 2,549,297 km (0.087 R)
• M7: 3,263,627 km (0.054 R)
• M8: 4,963,657 km (0.026 R)
• M9: 5,369,666 km (0.118 R)
• M10: 7,157,061 km (0.116 R)
• M11: 7,709,825 km (0.073 R)
• M12: 8,048,066 km (0.082 R)
• M13: 8,681,912 km (0.075 R)
• M14: 9,048,278 km (0.106 R)
• M15: 13,207,248 km (0.077 R)
• M16: 13,545,788 km (0.069 R)
• M17: 13,939,829 km (0.081 R)
• M18: 15,646,740 km (0.101 R)
• M19: 18,312,425 km (0.099 R)
• M20: 20,164,147 km (0.111 R)
• M21: 22,478,576 km (0.114 R)
• M22: 22,961,777 km (0.118 R)
• M23: 23,806,407 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.3

Radius: 13.2

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.3 AU - 3.58 AU

Year: 3419 Days

Day: 13.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,073,195 km

• M1: 164,109 km (0.059 R)
• M2: 680,670 km (0.064 R)
• M3: 1,153,400 km (0.115 R)
• M4: 1,742,965 km (0.097 R)
• M5: 2,178,444 km (0.086 R)
• M6: 2,623,498 km (0.059 R)
• M7: 4,930,447 km (0.106 R)
• M8: 5,519,264 km (0.095 R)
• M9: 6,776,933 km (0.062 R)
• M10: 8,862,327 km (0.115 R)
• M11: 9,774,575 km (0.063 R)
• M12: 11,830,648 km (0.071 R)
• M13: 13,127,512 km (0.116 R)
• M14: 13,711,542 km (0.078 R)
• M15: 15,194,656 km (0.08 R)
• M16: 15,893,278 km (0.047 R)
• M17: 16,895,733 km (0.053 R)
• M18: 17,763,102 km (0.106 R)
• M19: 20,285,322 km (0.045 R)
• M20: 21,464,751 km (0.1 R)
• M21: 23,037,773 km (0.068 R)
• M22: 23,888,386 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310

Radius: 13.3

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.35 AU - 5.17 AU

Year: 5964 Days

Day: 5.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,073,195 km

• M1: 165,455 km (0.108 R)
• M2: 1,079,648 km (0.041 R)
• M3: 1,925,025 km (0.114 R)
• M4: 2,463,877 km (0.103 R)
• M5: 2,941,992 km (0.098 R)
• M6: 3,442,845 km (0.073 R)
• M7: 4,522,942 km (0.077 R)
• M8: 5,405,569 km (0.079 R)
• M9: 6,767,808 km (0.078 R)
• M10: 7,313,242 km (0.05 R)
• M11: 8,347,561 km (0.068 R)
• M12: 9,089,866 km (0.03 R)
• M13: 9,595,656 km (0.086 R)
• M14: 13,281,449 km (0.093 R)
• M15: 18,368,075 km (0.101 R)
• M16: 20,870,399 km (0.093 R)
• M17: 22,098,747 km (0.083 R)
• M18: 23,230,455 km (0.096 R)
• M19: 24,774,305 km (0.068 R)
• M20: 25,686,553 km (0.101 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: 175 - 12,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit