🌌 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: 232.9

Radius: 8.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.62 AU - 0.96 AU

Year: 476 Days

Day: 9.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,312,682 km

• M1: 103,223 km (0.048 R)
• M2: 405,560 km (0.055 R)
• M3: 676,033 km (0.111 R)
• M4: 945,010 km (0.109 R)
• M5: 1,342,940 km (0.103 R)
• M6: 1,814,473 km (0.077 R)
• M7: 2,085,843 km (0.117 R)
• M8: 2,900,553 km (0.057 R)
• M9: 4,118,429 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.4

Radius: 9.8

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.9 AU - 1.1 AU

Year: 678 Days

Day: 5.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,312,682 km

• M1: 122,072 km (0.116 R)
• M2: 538,104 km (0.079 R)
• M3: 965,804 km (0.12 R)
• M4: 1,403,228 km (0.047 R)
• M5: 2,017,178 km (0.092 R)
• M6: 2,334,026 km (0.088 R)
• M7: 2,754,097 km (0.108 R)
• M8: 3,237,148 km (0.114 R)
• M9: 3,893,733 km (0.044 R)
• M10: 4,471,181 km (0.058 R)
• M11: 4,823,634 km (0.041 R)
• M12: 5,158,434 km (0.075 R)
• M13: 5,718,977 km (0.069 R)
• M14: 7,117,717 km (0.083 R)
• M15: 7,646,845 km (0.107 R)
• M16: 8,177,169 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.3

Radius: 14.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.08 AU - 1.32 AU

Year: 892 Days

Day: 8.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,312,682 km

• M1: 185,352 km (0.073 R)
• M2: 708,795 km (0.099 R)
• M3: 1,176,438 km (0.111 R)
• M4: 1,700,479 km (0.119 R)
• M5: 2,251,747 km (0.097 R)
• M6: 2,734,051 km (0.102 R)
• M7: 3,486,229 km (0.108 R)
• M8: 4,238,108 km (0.106 R)
• M9: 4,707,396 km (0.057 R)
• M10: 5,876,803 km (0.099 R)
• M11: 7,159,754 km (0.037 R)
• M12: 7,677,064 km (0.053 R)
• M13: 8,459,610 km (0.076 R)
• M14: 9,095,102 km (0.102 R)
• M15: 9,673,447 km (0.065 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.2

Radius: 7.5

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.09 AU - 9.49 AU

Year: 17676 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,312,682 km

• M1: 95,892 km (0.112 R)
• M2: 478,863 km (0.118 R)
• M3: 770,728 km (0.067 R)
• M4: 1,302,249 km (0.113 R)
• M5: 1,801,458 km (0.094 R)
• M6: 2,076,418 km (0.08 R)
• M7: 2,853,579 km (0.044 R)
• M8: 4,625,117 km (0.052 R)
• M9: 7,714,613 km (0.101 R)
• M10: 9,168,255 km (0.105 R)
• M11: 9,490,489 km (0.064 R)
• M12: 11,772,006 km (0.113 R)
• M13: 14,978,636 km (0.093 R)
• M14: 15,501,331 km (0.051 R)
• M15: 16,191,127 km (0.11 R)
• M16: 18,810,137 km (0.119 R)
• M17: 25,603,227 km (0.092 R)
• M18: 30,069,322 km (0.104 R)
• M19: 31,261,916 km (0.118 R)
• M20: 35,684,328 km (0.091 R)
• M21: 43,448,009 km (0.089 R)
• M22: 47,321,247 km (0.117 R)
• M23: 57,543,719 km (0.115 R)
• M24: 58,090,200 km (0.074 R)
• M25: 62,013,553 km (0.092 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 14,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit