🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640

Radius: 8.1

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.25 AU - 1.67 AU

Year: 1197 Days

Day: 8.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,021,788 km

• M1: 100,829 km (0.117 R)
• M2: 528,529 km (0.086 R)
• M3: 817,104 km (0.071 R)
• M4: 1,191,248 km (0.055 R)
• M5: 1,501,963 km (0.112 R)
• M6: 1,876,556 km (0.115 R)
• M7: 2,267,156 km (0.113 R)
• M8: 2,622,899 km (0.055 R)
• M9: 3,070,945 km (0.12 R)
• M10: 4,069,212 km (0.065 R)
• M11: 4,362,872 km (0.097 R)
• M12: 4,839,491 km (0.095 R)
• M13: 5,129,861 km (0.067 R)
• M14: 6,318,864 km (0.084 R)
• M15: 7,075,530 km (0.084 R)
• M16: 8,487,585 km (0.096 R)
• M17: 8,739,956 km (0.083 R)
• M18: 9,289,429 km (0.106 R)
• M19: 11,043,315 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 11.6

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.6 AU - 2.32 AU

Year: 1861 Days

Day: 6.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,021,788 km

• M1: 144,212 km (0.11 R)
• M2: 630,256 km (0.037 R)
• M3: 996,172 km (0.111 R)
• M4: 1,393,205 km (0.077 R)
• M5: 2,745,121 km (0.044 R)
• M6: 4,938,375 km (0.1 R)
• M7: 5,544,396 km (0.049 R)
• M8: 8,170,437 km (0.117 R)
• M9: 9,282,099 km (0.071 R)
• M10: 11,961,247 km (0.113 R)
• M11: 13,477,571 km (0.09 R)
• M12: 15,583,909 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.2

Radius: 12.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.21 AU - 4.05 AU

Year: 4691 Days

Day: 10.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,021,788 km

• M1: 160,519 km (0.098 R)
• M2: 752,627 km (0.118 R)
• M3: 1,718,132 km (0.037 R)
• M4: 2,633,970 km (0.114 R)
• M5: 5,751,440 km (0.111 R)
• M6: 8,945,205 km (0.099 R)
• M7: 15,283,816 km (0.085 R)
• M8: 16,298,239 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 3.8

Gravity: 24.63 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 5.57 AU - 7.21 AU

Year: 10956 Days

Day: 17.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,021,788 km

• M1: 47,273 km (0.06 R)
• M2: 310,416 km (0.112 R)
• M3: 619,634 km (0.106 R)
• M4: 861,085 km (0.1 R)
• M5: 1,054,964 km (0.07 R)
• M6: 1,253,780 km (0.052 R)
• M7: 1,654,552 km (0.067 R)
• M8: 1,800,560 km (0.067 R)
• M9: 2,362,749 km (0.077 R)
• M10: 2,529,401 km (0.086 R)
• M11: 3,253,454 km (0.106 R)
• M12: 3,413,225 km (0.085 R)
• M13: 3,899,268 km (0.088 R)
• M14: 4,457,568 km (0.088 R)
• M15: 4,683,760 km (0.076 R)
• M16: 5,189,700 km (0.108 R)
• M17: 8,150,391 km (0.079 R)
• M18: 8,748,334 km (0.089 R)
• M19: 10,419,192 km (0.082 R)
• M20: 12,073,147 km (0.114 R)
• M21: 12,623,816 km (0.114 R)
• M22: 12,905,360 km (0.088 R)
• M23: 18,283,253 km (0.114 R)
• M24: 18,643,635 km (0.053 R)
• M25: 18,789,193 km (0.102 R)
• M26: 19,677,954 km (0.089 R)
• M27: 20,517,049 km (0.111 R)
• M28: 25,876,542 km (0.089 R)
• M29: 29,462,702 km (0.118 R)
• M30: 31,373,965 km (0.107 R)
• M31: 34,338,695 km (0.075 R)
• M32: 35,218,929 km (0.093 R)
• M33: 37,833,002 km (0.118 R)
• M34: 40,087,592 km (0.088 R)
• M35: 40,817,929 km (0.087 R)
• M36: 40,940,449 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.4

Radius: 7.8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.1 AU - 8.94 AU

Year: 13987 Days

Day: 23.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,021,788 km

• M1: 774,019 km (0.081 R)
• M2: 1,641,837 km (0.089 R)
• M3: 2,113,668 km (0.102 R)
• M4: 3,431,626 km (0.108 R)
• M5: 4,012,215 km (0.113 R)
• M6: 5,397,042 km (0.066 R)
• M7: 7,426,637 km (0.088 R)
• M8: 8,830,762 km (0.062 R)
• M9: 13,712,141 km (0.096 R)
• M10: 24,794,351 km (0.092 R)
• M11: 26,943,175 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 708.5

Radius: 5.6

Gravity: 22.59 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.9 AU - 12.44 AU

Year: 23639 Days

Day: 20.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,021,788 km

• M1: 69,713 km (0.112 R)
• M2: 271,819 km (0.09 R)
• M3: 499,358 km (0.103 R)
• M4: 820,993 km (0.113 R)
• M5: 1,075,010 km (0.062 R)
• M6: 1,742,666 km (0.085 R)
• M7: 2,344,199 km (0.072 R)
• M8: 2,581,012 km (0.119 R)
• M9: 2,939,299 km (0.059 R)
• M10: 4,423,310 km (0.087 R)
• M11: 4,711,884 km (0.066 R)
• M12: 6,212,949 km (0.074 R)
• M13: 6,999,236 km (0.104 R)
• M14: 7,695,015 km (0.08 R)
• M15: 8,993,525 km (0.098 R)
• M16: 11,471,314 km (0.119 R)
• M17: 14,684,228 km (0.106 R)
• M18: 15,572,091 km (0.06 R)
• M19: 22,077,504 km (0.067 R)
• M20: 25,118,978 km (0.047 R)
• M21: 26,152,999 km (0.109 R)
• M22: 31,355,714 km (0.096 R)
• M23: 36,041,418 km (0.042 R)
• M24: 39,770,145 km (0.083 R)
• M25: 44,242,373 km (0.106 R)
• M26: 48,157,799 km (0.034 R)
• M27: 49,393,776 km (0.106 R)
• M28: 51,929,011 km (0.117 R)
• M29: 54,930,992 km (0.114 R)
• M30: 58,245,183 km (0.056 R)
• M31: 59,043,886 km (0.092 R)
• M32: 69,205,920 km (0.103 R)
• M33: 72,835,912 km (0.086 R)
• M34: 73,530,345 km (0.114 R)
• M35: 80,472,883 km (0.052 R)
• M36: 81,712,302 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 12,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit