🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 12.1

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.78 AU - 0.8 AU

Year: 453 Days

Day: 8.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 19,296,613 km

• M1: 150,645 km (0.099 R)
• M2: 582,833 km (0.093 R)
• M3: 1,082,490 km (0.116 R)
• M4: 1,665,772 km (0.098 R)
• M5: 2,305,902 km (0.064 R)
• M6: 2,931,520 km (0.059 R)
• M7: 4,156,128 km (0.049 R)
• M8: 4,827,673 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 9.2

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.05 AU - 1.55 AU

Year: 957 Days

Day: 13.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,296,613 km

• M1: 114,442 km (0.12 R)
• M2: 474,674 km (0.113 R)
• M3: 1,005,148 km (0.099 R)
• M4: 1,458,729 km (0.104 R)
• M5: 2,016,878 km (0.042 R)
• M6: 2,587,295 km (0.118 R)
• M7: 2,935,110 km (0.089 R)
• M8: 3,340,520 km (0.107 R)
• M9: 3,739,947 km (0.087 R)
• M10: 4,358,983 km (0.098 R)
• M11: 4,940,021 km (0.105 R)
• M12: 5,276,616 km (0.076 R)
• M13: 6,115,262 km (0.102 R)
• M14: 6,736,243 km (0.093 R)
• M15: 7,285,416 km (0.099 R)
• M16: 8,201,254 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 13.3

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.63 AU - 2.69 AU

Year: 2050 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,296,613 km

• M1: 165,455 km (0.078 R)
• M2: 620,532 km (0.117 R)
• M3: 1,244,056 km (0.063 R)
• M4: 1,746,406 km (0.066 R)
• M5: 2,187,420 km (0.087 R)
• M6: 3,632,087 km (0.12 R)
• M7: 5,058,054 km (0.114 R)
• M8: 6,091,924 km (0.104 R)
• M9: 6,936,105 km (0.025 R)
• M10: 7,827,858 km (0.059 R)
• M11: 9,604,333 km (0.113 R)
• M12: 10,462,875 km (0.026 R)
• M13: 10,892,819 km (0.095 R)
• M14: 11,484,629 km (0.095 R)
• M15: 13,811,623 km (0.051 R)
• M16: 15,131,226 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.6

Radius: 10.9

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.85 AU - 2.91 AU

Year: 3156 Days

Day: 14.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,296,613 km

• M1: 135,536 km (0.074 R)
• M2: 476,320 km (0.066 R)
• M3: 1,057,657 km (0.086 R)
• M4: 1,548,787 km (0.083 R)
• M5: 1,949,260 km (0.077 R)
• M6: 2,812,141 km (0.078 R)
• M7: 3,284,421 km (0.084 R)
• M8: 4,665,958 km (0.053 R)
• M9: 5,152,599 km (0.079 R)
• M10: 5,539,759 km (0.082 R)
• M11: 6,343,548 km (0.094 R)
• M12: 8,747,287 km (0.115 R)
• M13: 10,721,530 km (0.072 R)
• M14: 14,140,589 km (0.085 R)
• M15: 16,342,670 km (0.065 R)
• M16: 17,640,880 km (0.105 R)
• M17: 18,344,888 km (0.047 R)
• M18: 22,014,823 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.7

Radius: 13.6

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.51 AU - 4.47 AU

Year: 5146 Days

Day: 8.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 19,296,613 km

• M1: 169,195 km (0.1 R)
• M2: 654,491 km (0.116 R)
• M3: 1,222,963 km (0.109 R)
• M4: 1,827,039 km (0.111 R)
• M5: 2,695,903 km (0.086 R)
• M6: 3,521,683 km (0.12 R)
• M7: 4,265,185 km (0.098 R)
• M8: 5,002,852 km (0.062 R)
• M9: 5,647,170 km (0.113 R)
• M10: 6,096,712 km (0.081 R)
• M11: 7,520,584 km (0.096 R)
• M12: 8,677,424 km (0.092 R)
• M13: 10,698,193 km (0.082 R)
• M14: 11,484,180 km (0.11 R)
• M15: 12,964,600 km (0.088 R)
• M16: 15,419,202 km (0.115 R)
• M17: 17,156,482 km (0.073 R)
• M18: 18,558,962 km (0.039 R)
• M19: 20,105,655 km (0.094 R)
• M20: 20,733,816 km (0.093 R)
• M21: 23,301,514 km (0.082 R)
• M22: 24,780,887 km (0.107 R)
• M23: 26,738,076 km (0.112 R)
• M24: 28,533,550 km (0.119 R)
• M25: 28,972,620 km (0.089 R)
• M26: 30,408,011 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.2

Radius: 11.7

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.88 AU - 5.26 AU

Year: 6308 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,296,613 km

• M1: 146,606 km (0.045 R)
• M2: 696,976 km (0.087 R)
• M3: 1,187,657 km (0.09 R)
• M4: 1,566,140 km (0.112 R)
• M5: 4,026,277 km (0.065 R)
• M6: 4,826,775 km (0.081 R)
• M7: 6,253,041 km (0.101 R)
• M8: 11,153,269 km (0.103 R)
• M9: 11,556,436 km (0.102 R)
• M10: 12,535,404 km (0.114 R)
• M11: 14,925,679 km (0.104 R)
• M12: 16,543,879 km (0.113 R)
• M13: 18,152,804 km (0.094 R)
• M14: 22,592,270 km (0.072 R)
• M15: 23,457,395 km (0.114 R)
• M16: 23,824,358 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.1

Radius: 13.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.78 AU - 6.88 AU

Year: 9089 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,296,613 km

• M1: 169,345 km (0.056 R)
• M2: 881,879 km (0.068 R)
• M3: 1,596,359 km (0.087 R)
• M4: 2,531,495 km (0.111 R)
• M5: 3,065,410 km (0.103 R)
• M6: 4,018,199 km (0.103 R)
• M7: 5,845,088 km (0.095 R)
• M8: 7,249,064 km (0.073 R)
• M9: 7,951,576 km (0.073 R)
• M10: 12,983,001 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 10,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit