🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 9.1

Gravity: 10.37 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.59 AU - 0.71 AU

Year: 368 Days

Day: 5.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,617,916 km

• M1: 113,246 km (0.101 R)
• M2: 416,032 km (0.039 R)
• M3: 706,700 km (0.054 R)
• M4: 1,135,448 km (0.118 R)
• M5: 1,777,223 km (0.039 R)
• M6: 2,120,400 km (0.058 R)
• M7: 2,623,797 km (0.093 R)
• M8: 3,331,395 km (0.108 R)
• M9: 4,228,683 km (0.114 R)
• M10: 5,152,749 km (0.071 R)
• M11: 5,488,895 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.2

Radius: 10.7

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.03 AU - 1.09 AU

Year: 767 Days

Day: 11.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,617,916 km

• M1: 133,142 km (0.025 R)
• M2: 495,019 km (0.112 R)
• M3: 937,979 km (0.099 R)
• M4: 1,340,696 km (0.037 R)
• M5: 1,814,921 km (0.104 R)
• M6: 2,201,632 km (0.111 R)
• M7: 2,760,081 km (0.101 R)
• M8: 3,707,484 km (0.098 R)
• M9: 4,534,311 km (0.117 R)
• M10: 4,964,854 km (0.059 R)
• M11: 5,517,618 km (0.091 R)
• M12: 6,339,060 km (0.118 R)
• M13: 6,878,809 km (0.098 R)
• M14: 8,199,310 km (0.116 R)
• M15: 8,919,623 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.4

Radius: 11.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.96 AU - 1.18 AU

Year: 778 Days

Day: 8.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,617,916 km

• M1: 147,952 km (0.109 R)
• M2: 542,591 km (0.077 R)
• M3: 954,135 km (0.103 R)
• M4: 1,636,152 km (0.079 R)
• M5: 2,010,745 km (0.115 R)
• M6: 2,655,661 km (0.082 R)
• M7: 3,942,353 km (0.119 R)
• M8: 4,421,664 km (0.058 R)
• M9: 4,923,116 km (0.1 R)
• M10: 5,811,877 km (0.098 R)
• M11: 6,475,194 km (0.026 R)
• M12: 7,080,467 km (0.102 R)
• M13: 7,768,767 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.6

Radius: 14.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.64 AU - 1.76 AU

Year: 1558 Days

Day: 6 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,617,916 km

• M1: 185,352 km (0.102 R)
• M2: 937,081 km (0.117 R)
• M3: 1,464,563 km (0.044 R)
• M4: 2,072,978 km (0.089 R)
• M5: 2,702,486 km (0.115 R)
• M6: 3,473,812 km (0.04 R)
• M7: 4,297,348 km (0.111 R)
• M8: 4,824,382 km (0.043 R)
• M9: 5,394,649 km (0.071 R)
• M10: 5,874,110 km (0.094 R)
• M11: 7,381,608 km (0.081 R)
• M12: 7,864,360 km (0.035 R)
• M13: 9,195,033 km (0.077 R)
• M14: 9,818,407 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.9

Radius: 6.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.47 AU - 9.29 AU

Year: 18601 Days

Day: 20.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,617,916 km

• M1: 98,286 km (0.056 R)
• M2: 330,462 km (0.108 R)
• M3: 558,598 km (0.088 R)
• M4: 956,828 km (0.097 R)
• M5: 1,202,318 km (0.105 R)
• M6: 1,839,605 km (0.104 R)
• M7: 2,703,832 km (0.089 R)
• M8: 3,323,317 km (0.091 R)
• M9: 4,840,987 km (0.109 R)
• M10: 6,228,358 km (0.038 R)
• M11: 6,534,884 km (0.098 R)
• M12: 7,303,069 km (0.116 R)
• M13: 8,921,568 km (0.119 R)
• M14: 12,186,392 km (0.11 R)
• M15: 16,170,183 km (0.075 R)
• M16: 17,493,526 km (0.11 R)
• M17: 20,104,607 km (0.031 R)
• M18: 22,604,238 km (0.116 R)
• M19: 27,387,780 km (0.063 R)
• M20: 33,382,765 km (0.083 R)
• M21: 33,967,543 km (0.039 R)
• M22: 36,007,160 km (0.119 R)
• M23: 36,375,321 km (0.113 R)
• M24: 37,495,061 km (0.096 R)
• M25: 39,672,458 km (0.113 R)
• M26: 45,125,450 km (0.027 R)
• M27: 45,553,599 km (0.077 R)
• M28: 48,626,040 km (0.095 R)
• M29: 49,831,948 km (0.091 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 11,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit