🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.1

Radius: 14.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.99 AU - 1.07 AU

Year: 735 Days

Day: 11.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,825,889 km

• M1: 179,069 km (0.116 R)
• M2: 872,305 km (0.113 R)
• M3: 1,394,551 km (0.072 R)
• M4: 1,868,178 km (0.062 R)
• M5: 2,777,584 km (0.117 R)
• M6: 3,317,931 km (0.12 R)
• M7: 4,261,295 km (0.111 R)
• M8: 4,753,921 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.1

Radius: 12

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.67 AU - 1.99 AU

Year: 1740 Days

Day: 9 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,825,889 km

• M1: 149,299 km (0.078 R)
• M2: 665,411 km (0.106 R)
• M3: 1,364,183 km (0.032 R)
• M4: 1,790,088 km (0.094 R)
• M5: 2,579,217 km (0.118 R)
• M6: 2,963,683 km (0.119 R)
• M7: 3,995,610 km (0.107 R)
• M8: 4,454,426 km (0.098 R)
• M9: 4,927,006 km (0.109 R)
• M10: 5,365,178 km (0.097 R)
• M11: 6,498,232 km (0.071 R)
• M12: 7,784,624 km (0.066 R)
• M13: 9,365,126 km (0.115 R)
• M14: 10,354,117 km (0.101 R)
• M15: 11,336,377 km (0.102 R)
• M16: 13,234,624 km (0.106 R)
• M17: 14,657,001 km (0.102 R)
• M18: 15,244,472 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.5

Radius: 10.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.78 AU - 2.1 AU

Year: 1899 Days

Day: 13.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,825,889 km

• M1: 131,796 km (0.081 R)
• M2: 492,925 km (0.119 R)
• M3: 992,133 km (0.104 R)
• M4: 1,354,758 km (0.091 R)
• M5: 1,776,624 km (0.078 R)
• M6: 2,132,667 km (0.065 R)
• M7: 2,628,734 km (0.115 R)
• M8: 3,484,284 km (0.105 R)
• M9: 4,212,826 km (0.108 R)
• M10: 4,672,989 km (0.117 R)
• M11: 5,581,497 km (0.079 R)
• M12: 7,280,031 km (0.082 R)
• M13: 7,746,627 km (0.106 R)
• M14: 10,697,145 km (0.082 R)
• M15: 13,089,514 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.4

Radius: 13.3

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.28 AU - 3.2 AU

Year: 3188 Days

Day: 7.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,825,889 km

• M1: 165,605 km (0.114 R)
• M2: 661,522 km (0.096 R)
• M3: 1,536,669 km (0.115 R)
• M4: 2,402,093 km (0.118 R)
• M5: 3,877,427 km (0.091 R)
• M6: 6,543,560 km (0.11 R)
• M7: 7,638,916 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.9

Radius: 12.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.07 AU - 6.21 AU

Year: 8191 Days

Day: 10.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,825,889 km

• M1: 194,776 km (0.073 R)
• M2: 967,749 km (0.112 R)
• M3: 2,056,223 km (0.104 R)
• M4: 5,172,346 km (0.08 R)
• M5: 6,403,686 km (0.045 R)
• M6: 7,794,947 km (0.114 R)
• M7: 8,207,388 km (0.099 R)
• M8: 10,996,640 km (0.116 R)
• M9: 11,622,259 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.1

Radius: 6.5

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.89 AU - 8.33 AU

Year: 16235 Days

Day: 23.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,825,889 km

• M1: 80,783 km (0.063 R)
• M2: 348,713 km (0.097 R)
• M3: 676,182 km (0.034 R)
• M4: 931,097 km (0.116 R)
• M5: 1,770,640 km (0.088 R)
• M6: 2,108,881 km (0.073 R)
• M7: 2,489,458 km (0.029 R)
• M8: 2,707,721 km (0.09 R)
• M9: 4,743,898 km (0.107 R)
• M10: 5,433,694 km (0.063 R)
• M11: 5,955,042 km (0.115 R)
• M12: 7,183,839 km (0.074 R)
• M13: 9,382,778 km (0.078 R)
• M14: 9,592,963 km (0.1 R)
• M15: 10,578,065 km (0.06 R)
• M16: 13,267,536 km (0.096 R)
• M17: 15,125,691 km (0.095 R)
• M18: 16,840,083 km (0.093 R)
• M19: 17,307,726 km (0.067 R)
• M20: 18,025,496 km (0.07 R)
• M21: 18,432,702 km (0.05 R)
• M22: 20,473,067 km (0.054 R)
• M23: 22,565,343 km (0.115 R)
• M24: 26,431,849 km (0.11 R)
• M25: 26,851,920 km (0.073 R)
• M26: 27,382,993 km (0.077 R)
• M27: 30,144,420 km (0.119 R)
• M28: 32,964,788 km (0.119 R)
• M29: 33,573,652 km (0.091 R)
• M30: 36,731,364 km (0.086 R)
• M31: 40,915,018 km (0.106 R)
• M32: 41,476,907 km (0.026 R)
• M33: 46,462,855 km (0.046 R)
• M34: 50,213,273 km (0.112 R)
• M35: 56,209,904 km (0.094 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: 324 - 10,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit